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As the seasons change and a new chapter unfolds, the entire team of Zhongyueda Scaffolding extends sincere holiday greetings and best wishes to friends from all walks of life, partners, and new and old customers who have long cared for and supported the company’s development on the occasion of the 2026 Bingwu Year of the Horse Spring Festival!   Over the past year, adhering to the philosophy of "Quality First, Safety Paramount", we have deeply engaged in the R&D, production, and service of scaffolding, providing reliable products to build a solid safety foundation for various projects and winning wide recognition in the market.   With the Spring Festival approaching, the company has fully completed pre-holiday safety inspections, production wrap-up, and vacation duty arrangements to ensure a safe and stable holiday period. In the new year, we will continue to create high-quality products with craftsmanship and win the market with integrity, providing the construction industry with more high-quality and efficient scaffolding solutions.   Wishing you all a Happy Spring Festival, a happy family, immediate success, and all the best!

Steel supports are load-bearing components made of high-quality steel. With their high strength, excellent stability and good durability, they are widely used in various engineering fields such as construction, bridges and foundation pits. Their core uses are as follows:I. Construction Engineering Field Formwork Support SystemAs vertical or horizontal supports for formwork in concrete pouring construction (e.g., formwork support systems for beams, slabs, columns, walls and other components), they can effectively bear the self-weight of concrete and construction loads, prevent formwork deformation and collapse, and ensure the forming accuracy of concrete components.Scaffolding Matching SupportThey can be used as horizontal crossbars, vertical uprights or diagonal braces for scaffolding to enhance the overall structural stability and load-bearing capacity of the scaffolding. They are particularly suitable for the construction of temporary work platforms in scenarios such as high-rise building facade construction and interior decoration.Prefabricated Building Component SupportDuring the installation of prefabricated buildings, they are used for temporary fixation of prefabricated wall panels, prefabricated floor slabs and other components until the joints between components are firmly connected, ensuring the safety of the installation process and the accuracy of component positions. II. Foundation Pit and Underground Engineering FieldFoundation Pit Support SystemAs internal supports for foundation pit enclosure structures, they are commonly used in deep foundation pit projects. Cooperating with enclosure structures such as diaphragm walls and soldier piles, they bear the earth pressure and water pressure on the side walls of the foundation pit, restrict the deformation of soil around the foundation pit, and protect the safety of buildings and underground pipelines around the foundation pit.Temporary Support for Underground Structure ConstructionIn the construction of underground structures such as subway stations and underground garages, they are used to support excavation faces or temporary partitions, provide a safe working space for underground structure construction, and prevent soil collapse.III. Bridge Engineering FieldBridge Formwork SupportUsed for formwork support of bridge components such as piers, cap beams and box girders, they can bear the huge loads during concrete pouring and ensure the geometric dimensions and construction quality of bridge components.Temporary Bridge Reinforcement and SupportDuring bridge maintenance, reinforcement, reconstruction or expansion projects, they serve as temporary support structures to share the loads of the original bridge structure and provide safety guarantees for construction; they can also be used as temporary piers for prefabricated beam segments during bridge erection.IV. Industrial and Special Engineering FieldIndustrial Plant Equipment Foundation SupportThey provide auxiliary support for the foundations of large-scale equipment in industrial plants or serve as temporary load-bearing structures during equipment installation and commissioning, ensuring the installation accuracy and operational stability of the equipment.Large-Scale Venue and Special-Shaped Structure SupportIn the construction of special-shaped buildings such as large-span gymnasiums and exhibition centers, they act as temporary support systems to adapt to complex structural shapes, bear various loads during construction, until the main structure is formed and has self-bearing capacity.Emergency Rescue Temporary SupportIn emergency rescue scenarios such as building collapses and landslides, temporary steel support systems can be quickly built to stabilize dangerous components, prevent secondary collapses, and create a safe space for rescue operations. Below are the operating instructions for steel supports

Laser Pipe Cutting: The "Efficiency + Precision" Double Buff in Pipe Processing!   ZYD SCAFFOLD has newly introduced a laser pipe cutting equipment. It can cut various metal pipes such as stainless steel, carbon steel, aluminum alloy and copper, as well as some non-metallic pipes.   The equipment supports pipes with different cross-sections including round, square, rectangular and special-shaped ones. It can also realize complex processes like bevel cutting, groove cutting and hollowing.   It is more friendly to the processing of easily deformable pipes such as thin-walled pipes and thin pipes, avoiding extrusion damage caused by traditional sawing.   Mainly used in the production of ringlock scaffolding standards, diagonal braces, ringlock scaffolding ledgers, shoring props and other products, it boasts core advantages of high precision, high efficiency and low loss, being adaptable to various pipes and complex processing requirements.   The core advantages are as follows: 1.Burr-free cuts and zero dimensional errors – skip the grinding step, and assembly is a breeze! 2.N times faster than traditional equipment, no delays in mass production, and productivity soars! 3.Handles thin pipes and special-shaped pipes effortlessly, ultra-narrow kerfs save materials, saving money and worry! 4.Non-contact cutting avoids pipe damage, automated operation reduces hassle – workers rejoice!

The scaffolding U-shaped jacking prop (also known as U-shaped Adjustable base) is a key load-bearing component in scaffolding and temporary support systems. Its design focuses on "load transmission" and "fine height adjustment", playing a crucial role in ensuring structural stability and adapting to construction requirements in building construction. I. Core FunctionsThe functions of the U-shaped jacking prop can be summarized into three cores: "load-bearing, adjustment, and adaptation", which are specifically reflected in the following three aspects:Load Transmission and Load-Bearing SupportThis is its most basic function. The U-shaped groove at the top of the U-Head Screw Jack Scaffolding can directly support beam bodies, main formwork beams (such as square timbers and section steels) or scaffolding crossbars, uniformly transmitting the upper construction loads (such as the self-weight of concrete, the weight of formwork, and the weight of construction personnel and equipment) to the lower scaffolding vertical poles, and then to the ground foundation. This avoids structural deformation or collapse caused by local stress concentration.Precise Height AdjustmentThe jacking prop is usually composed of a "U-shaped supporting base" and a "threaded lead screw". By rotating the lead screw, a fine height adjustment of ±100mm to 300mm (depending on the specific model) can be achieved. During construction, the jacking prop can be adjusted to precisely control the formwork elevation, beam position or scaffolding platform flatness. It is especially suitable for scenarios where the ground is uneven or there are slight differences in structural elevation, reducing construction deviations caused by foundation errors.Structural Adaptation and ProtectionThe design of the U-shaped groove can closely fit the cross-sectional shape of the beam body or main beam (such as square timbers and H-section steels), preventing the displacement of support components; some jacking props are equipped with pallets or anti-slip structures at the bottom, which can enhance the connection stability with the top of the vertical poles and prevent the jacking prop from sliding under load. At the same time, the jacking prop can isolate the vertical poles from the upper rigid structure, reducing direct friction or collision damage between metal components.II. Typical Application ScenariosThe application scenarios of the U-shaped jacking prop are strongly related to the needs of "temporary support" and "load-bearing", mainly focusing on multiple stages of building construction, including the following:1. Scaffolding System (Personnel/Material Platforms)Scenario Description: In coupler-type steel pipe scaffolding and Ringlock Scaffold, when the scaffolding needs to be used as a personnel operation platform (such as external wall masonry and decoration) or a material stacking platform, U-shaped jacking props must be installed at the top of the vertical poles.Function Embodiment: The jacking props support the top crossbars of the scaffolding or the main beams of the scaffold planks. By adjusting the height, the level of the platform is ensured, and at the same time, the loads of personnel and materials on the platform are transmitted to the vertical poles, avoiding the deformation of the scaffold planks due to uneven stress.2. Concrete Structure Formwork Support (Core Scenario)Scenario 1: Beam and Slab Formwork SupportBefore the pouring of concrete beams and floor slabs, a formwork support system (such as bowl-buckle type support and disc-type support) needs to be built. The U-shaped jacking props are directly installed at the top of the support vertical poles to support the primary and secondary keels (square timbers or section steels) under the formwork.Example: When pouring floor slabs, the jacking props adjust the height of the keels to match the designed thickness of the floor slabs; when pouring beam bodies, the jacking props fix the keels of the side formwork and bottom formwork of the beams to prevent the formwork from sinking during the pouring process.Scenario 2: Auxiliary Support for Column and Wall FormworkFor concrete columns or walls with a relatively high height, in addition to the tie bolts on both sides, temporary supports can be set at the bottom or middle. The U-shaped jacking props support the horizontal back corrugations of the column formwork, enhancing the lateral displacement resistance of the formwork and preventing the formwork from expanding during concrete pouring.3. Temporary Support for Steel StructuresScenario Description: During the installation of steel structures (such as hoisting of steel columns and steel beams), it is necessary to temporarily fix the position of steel structure components or provide auxiliary support during the welding and bolt connection stages to prevent component displacement.Function Embodiment: The U-shaped jacking props are installed on the temporary support vertical poles, and the top supports the flange of the steel beam or the bottom of the steel column. The installation elevation of the steel structure is calibrated by fine-tuning the height of the jacking props, which are removed after the components are permanently fixed (such as completion of welding and tightening of high-strength bolts).4. Maintenance/Reinforcement of Existing StructuresScenario Description: When carrying out structural maintenance on old buildings (such as wall demolition and floor slab reinforcement), it is necessary to temporarily support the surrounding undemolished structures to prevent collapse due to load changes.Function Embodiment: A temporary support frame is built under the beams and floor slabs to be protected. The U-shaped jacking props are tightly pressed against the bottom of the structure, transmitting the upper load to the support frame, and ensuring the stability of the existing structure during the maintenance process (for example, when removing a load-bearing wall, the jacking props support the upper floor slab to avoid floor slab cracking).5. Temporary Support for Bridge ConstructionScenario Description: During the construction of bridge substructures (such as cap beams and tie beams) or superstructures (such as prefabricated beam installation), a temporary support system (such as steel pipe pile support and bowl-buckle frame support) needs to be built.Function Embodiment: The U-shaped jacking props are installed at the top of the support system to support the cap beam formwork keels or the bottom of the prefabricated beams. The support height is adjusted to match the designed elevation of the bridge, and at the same time, the self-weight of the cap beam concrete or the weight of the prefabricated beams is borne to ensure the accurate position of the bridge structure during the construction process.III. Usage Precautions (Extended Tips)To ensure that the U-shaped jacking prop functions properly and guarantees construction safety, the following points should be noted during use:Load Matching: Select jacking props of corresponding specifications (such as lead screw diameter and load-bearing capacity; common specifications include Φ30, Φ36, etc.) according to the construction load. Overloading is strictly prohibited (generally, the rated load of a single jacking prop is 2 to 5 tons, and reference should be made to the product manual).Installation Specifications: The length of the jacking prop's lead screw extending out of the vertical pole should not be too long (usually not exceeding 300mm) to avoid instability caused by excessive cantilever of the lead screw; the U-shaped groove should be closely attached to the supported beam body/keel without gaps.Inspection and Maintenance: Before use, check whether the threads of the jacking prop are intact and whether the U-shaped supporting base is deformed to avoid support failure due to component damage; during construction, regularly check whether the jacking prop is loose and tighten or adjust it in a timely manner.

As the golden breeze blows gently and osmanthus fragrances fill the air, Jiangyin Zhongyueda Hardware & Plastic Co., Ltd. meticulously organized a Mid-Autumn welfare distribution event to celebrate the upcoming festival and express sincere gratitude to all employees for their hard work and perseverance. The event delivered profound care and holiday blessings to every "family member" of the company. The welfare packages included high-quality mooncakes, a rice and cooking oil set, and cash red envelopes — a thoughtful combination balancing taste and practicality, embodying the company’s deep concern for its employees. The distribution site was orderly, with employees holding their benefits and beaming with joy. They unanimously stated that they would convert this warmth into work motivation, devoting themselves to subsequent tasks with greater enthusiasm. Adhering to the corporate culture of "People-Oriented" all along, Jiangyin Zhongyueda Hardware & Plastic Co., Ltd. has always put employee care into practice. This Mid-Autumn welfare distribution not only made employees feel the warmth of the big family but also strengthened team cohesion, injecting warm motivation into the company’s sustained and steady development.

September 17th witnessed the successful convening of the Wuxi (Ningbo) Cross - Border E - commerce Industry Exchange and Matchmaking Conference, themed "Smart Manufacturing of Wuxi Products, Sailing Globally". Zhongyueda, a company specializing in scaffolding production and export, was invited to the conference. It worked with industry peers to discuss the new development landscape of cross - border e - commerce and explore efficient ways for scaffolding products to "go global". This matchmaking conference gathered enterprise representatives and industry experts in the cross - border e - commerce field from Wuxi and Ningbo. In - depth discussions were held on core topics like industrial collaboration, brand globalization, and supply chain upgrading. As a deep - seated player in the scaffolding production and export sector, Zhongyueda shared its practical experience in expanding the overseas market over the years at the conference. It focused on showcasing the competitive advantages of its scaffolding products in quality control, customized services, and cross - border logistics support — from the selection of raw materials to the refinement of production processes, from meeting the customized scaffolding needs for different scenarios to providing overseas customers with full - process logistics and after - sales support, Zhongyueda's "full - chain service capability" attracted extensive attention. A relevant person in charge of Zhongyueda stated, "Scaffolding is a core supporting product in the infrastructure and construction fields, with stable and enormous global market demand. By attending this conference, on the one hand, we intend to establish connections with more cross - border e - commerce platforms and overseas channel providers through the cross - border e - commerce industry exchange platform; on the other hand, we also hope to further enhance the popularity and competitiveness of Zhongyueda scaffolding in the international market by relying on the industrial influence of 'Smart Manufacturing of Wuxi Products', so that high - quality domestic scaffolding can enter the global market via a more efficient cross - border e - commerce model." During the exchange, Zhongyueda's scaffolding products, thanks to their excellent quality and differentiated design, attracted many cross - border e - commerce sellers and overseas purchasers for consultation, and a number of preliminary cooperation intentions were reached on site. Participating in this conference also enabled Zhongyueda to gain a more precise insight into the new trends of cross - border e - commerce. Taking this as an opportunity, the company will further optimize the layout of cross - border e - commerce, integrate resources such as production, logistics, and marketing, and provide more convenient and professional cross - border supply services for scaffolding products to global customers, helping "Made in China" scaffolding shine on the international stage.

Couplers are the core connecting and fastening components in scaffolding systems, whose functions run through the entire process of scaffolding erection, use, and safety assurance—they can be called the "joints" and "locks" of scaffolding. Without the reliable connection of couplers, scattered steel tubes cannot form a stable construction support structure. Their specific functions can be divided into four core dimensions:                 1. Enabling rigid connection of members to build the basic framework    Scaffolding consists of various steel tube members such as vertical poles (vertical load-bearing poles),       horizontal bars (horizontal connecting bars), bottom bars, and diagonal braces. The primary function of     couplers is to accurately and firmly connect these independent members into an integrated whole,         forming a three-dimensional framework structure that meets construction requirements.                 Different types of couplers undertake specific connection functions according to connection needs: Right-angle couplers (cross couplers): Connect vertically intersecting members (e.g., vertical poles and horizontal bars). As the "main node connectors" of the scaffolding framework, they account for the highest proportion. Butt couplers (in-line couplers): Used for the extension connection of two steel tubes in the same direction (e.g., extension of vertical poles or horizontal bars), ensuring the length of members meets height or span requirements. Qualified couplers (e.g., cast iron couplers that meet national standards) have sufficient anti-slip, anti-fracture, and anti-torsion properties, which can effectively prevent members from loosening or slipping under loads; By tightening couplers in accordance with specifications (controlling the bolt tightening torque, usually 40-65 N・m), the connection reliability can be further improved, resisting interference such as vibration and impact during construction, and reducing potential safety hazards.Swivel couplers (universal couplers): Connect members intersecting at any angle (e.g., vertical poles and diagonal braces, horizontal bars and diagonal braces), and are used for diagonal bracing connections that enhance structural stability. 2. Transmitting loads and forces to ensure structural stability Scaffolding needs to bear three types of loads during use: Dead loads: The weight of the scaffolding itself (steel tubes and couplers); Live loads: The weight of construction workers, tools, and materials; Additional loads: External forces such as wind loads and seismic loads. Through tight engagement with steel tubes (frictional force and mechanical locking force generated after tightening), couplers evenly transmit local loads to adjacent members and the entire scaffolding system, preventing a single member from bending or breaking due to stress concentration. Finally, all loads are transmitted to the ground foundation, ensuring the scaffolding does not tilt or collapse during construction. 3. Providing assembly flexibility to adapt to diverse scenarios Construction scenarios are complex (e.g., different floor heights, spans, and building shapes). The detachable and adjustable characteristics of couplers endow scaffolding with strong flexibility: According to construction drawings, the height, width, and shape of the scaffolding (e.g., rectangular, polygonal, or special-shaped external scaffolding) can be quickly adjusted by adding or removing couplers and members; After disassembly, couplers can be reused. Combined with standard steel tubes, they realize "modular erection", reducing construction costs and adapting to various functional needs such as temporary supports, operating platforms, and protective railings. 4. Enhancing safety redundancy to prevent construction risks The safety of scaffolding is directly related to the lives of construction workers, and couplers are a key link in safety assurance.

In the field of construction, the selection of scaffolding support systems is directly related to construction safety and project efficiency. Recently, a case of foundation pit deformation caused by the illegal use of light steel supports instead of heavy-duty ones in a deep foundation pit project has once again aroused industry attention to the issue of steel support selection. This article will systematically analyze the core differences between heavy-duty and light-duty steel supports, providing a scientific basis for construction parties to select appropriate supports.​Technical Parameters: Fundamental Differences from Material to Performance​ The performance differences of steel supports are first reflected in technical parameters. According to industry data, light steel supports typically have an inner tube diameter of 40-48mm, wall thickness of 2.0mm, outer tube diameter of 56mm, adjustable height range of 1.6-3.5m, and allowable load of 11.89-33.32kN (approximately 1.2-3.4 tons). Each light support is relatively lightweight; for example, the Zc-3 model has a total weight of only 15.5kg, facilitating manual handling and installation.​ Heavy-duty steel supports exhibit stronger structural strength, with an outer tube diameter of up to 60mm, and some models have a wall thickness increased to 3.5mm. Their maximum adjustable height can reach 5.0m, and the maximum allowable load is 44.1kN (approximately 4.5 tons). Taking the Type III heavy-duty support as an example, its upper tube diameter is 60mm, lower tube diameter is 75mm, and both have a wall thickness of 3.2mm, significantly improving buckling resistance. This difference stems from material mechanical design: heavy-duty supports adopt higher-strength Q345B steel with a tensile strength ≥345MPa, ensuring structural stability under heavy loads.​ Scenario Adaptation: Project Requirements Determine Support Type​ Different project characteristics impose differentiated requirements on steel supports. Light steel supports, leveraging their flexibility advantages, are widely used in low-rise building construction, interior decoration projects, and formwork support systems with small loads. A 3-story office building renovation project adopted light adjustable supports, utilizing an adjustable height range of 1.8-3.5m and arranging vertical poles at 1.5m intervals, which not only met construction needs but also reduced material costs.​ Heavy-duty steel supports are the first choice for heavy-load projects. In deep foundation pit projects such as subway stations and interval tunnels, heavy-duty supports balance earth pressure on both sides of the foundation pit through a pre-stressed axial force monitoring system, preventing deformation and collapse of retaining structures. An 80-meter-high commercial complex project adopted cantilever scaffolding paired with heavy-duty steel supports. The vertical pole spacing was reduced to 1.2m×1.2m, and a double horizontal bar and dense diagonal bracing design were implemented. Third-party testing showed a maximum deformation of only 2.8mm, far below the specification limit.​ More precise selection is required for special environments. Industrial plants need to resist lateral braking forces of cranes, and large-span stadiums must cope with strong wind loads—these scenarios all require heavy-duty supports to build stable lateral force resistance systems. In construction on slopes or soft soil foundations with complex geological conditions, a combined scheme of light steel supports and pile foundation reinforcement can ensure stability while avoiding material waste.​ Scientific Selection: Establishing a Five-Dimensional Evaluation System​Construction parties should comprehensively evaluate selection decisions from multiple dimensions:​ Load calculation is the primary basis. According to the Code for Loads on Building Structures, dead loads (scaffolding self-weight of approximately 3.84kg/m), live loads (2-3kN/m² for construction personnel and materials), and wind loads (0.3-0.5kN/m²) must be considered simultaneously. When the calculated total load exceeds 33kN, heavy-duty supports should be directly selected.​ Construction period and efficiency affect cost control. Light supports are installed 30% faster than heavy-duty ones, making them suitable for low-rise projects with tight schedules; although heavy-duty supports take longer to install, they reduce the frequency of later maintenance and adjustments, making them more economical throughout the full cycle of large-scale projects.​ Environmental adaptability cannot be ignored. For construction in coastal areas, corrosion factors should be considered, and galvanized heavy-duty supports can be selected; in earthquake-prone areas, priority should be given to buckling-restrained braces (BRB) with energy-dissipating properties.​ Safety redundancy needs to be reserved. High formwork areas require vertical pole step spacing ≤1.8m and diagonal bracing set at 45°-60° angles. Heavy-duty supports have more sufficient safety reserves under such strict requirements. A project verified the reliability of heavy-duty supports under extreme working conditions through a static load test at 1.2 times the design load.​ Cost structure should be fully accounted for. Light supports have a lower unit price, but their dense arrangement in heavy-load scenarios leads to increased total costs; heavy-duty supports require higher initial investment but can be reused 5-8 times, offering long-term advantages.​ Safety Specifications: Dynamic Management Ensures Construction Safety​ Regardless of the support type selected, safety standards must be strictly implemented. Before material delivery, inspections should confirm that steel tube wall thickness ≥3.6mm, corrosion depth ≤0.5mm, and fastener anti-slip coefficient ≥0.85. During installation, flange connections of heavy-duty supports require symmetrically tightened bolts, while light supports must ensure reliable locking of adjustable points.​ A dynamic monitoring mechanism should be established during construction: daily inspections of fastener tightness and vertical pole perpendicularity; comprehensive inspections after winds of level 6 or above or heavy rain. A subway project successfully avoided foundation pit deformation risks by real-time monitoring changes in steel support axial force, promptly detecting abnormalities, and adjusting pre-stress. Demolition operations must follow the "top-down, first-built-first-dismantled" principle, and material throwing is prohibited.​ Industry experts emphasize that steel support selection is not a simple technical issue but a strategic decision concerning the entire project. With the development of new material technologies, a new generation of support systems combining light-duty characteristics and heavy-load capacity may emerge in the future. However, in current engineering practice, strictly adhering to specifications and standards and scientifically selecting supports based on actual project needs remain key to ensuring construction safety and efficiency.​

On August 21, the launching ceremony of the Lean Management Project of Zhongyueda Hardware & Plastic Co., Ltd. was successfully held. The company's management, heads of various departments and core staff participated in the ceremony, marking the official launch of the company's management upgrade towards "refinement and optimization".It is reported that the project focuses on three core directions: optimization of production processes, precise cost control, and improvement of operational efficiency. It will gradually address the pain points in current management by introducing lean management tools, conducting special training, and establishing a long-term supervision mechanism. At the launching ceremony, the company's person in charge stated that lean management is an important support for the high-quality development of the enterprise. In the follow-up, the company will promote the implementation of the project in phases to ensure full participation of all employees and thorough implementation throughout the process, and boost the upgrading of product quality and the improvement of market competitiveness through management efficiency enhancement.In the next step, the company will join hands with a professional consulting team to formulate personalized improvement plans for key links such as production, warehousing, and sales, promote the integration of lean concepts into daily operations, and lay a solid management foundation for the long-term development of the enterprise.

In the selection of Layher steel planks, the adaptability of anti-skid hole patterns directly affects construction safety, which should be comprehensively judged based on factors such as the actual environmental conditions, operation types, and load-bearing requirements. The following are methods for selecting appropriate anti-skid hole patterns according to actual needs, as well as applicable scenarios of common anti-skid hole patterns:I. Core Functions of Anti-skid Holes on the Surface of Layher Steel Planks (Selection Basis)The design of holes on the surface of Layher steel planks is mainly to provide anti-skid properties, drainage, and sand accumulation prevention, so as to improve construction safety and convenience. When making a selection, the following factors should be focused on: ◇Environmental factors: For humid and water-prone environments (such as outdoor rainy days, water-front operations), priority should be given to hole patterns with strong drainage capacity; for environments with much sand and debris (such as construction sites, mines), emphasis should be placed on sand discharge efficiency; for low-temperature and icy areas, both drainage and ice prevention should be considered.◇Operation intensity: For heavy-duty operations (such as equipment handling, frequent treading), hole patterns with more stable structures and more wear-resistant protrusions should be selected; for light-duty operations, attention can be paid to flexibility and weight.◇Sole type: Rough soles (such as anti-skid boots) are suitable for hole patterns with moderately high protrusions; relatively smooth soles require hole patterns with higher protrusions or toothed structures to enhance grip.II. Common Anti-skid Hole Patterns and Their Applicable Scenarios1.Crocodile-mouth-shaped holes◇Structural features: The orifice is an elliptical hole with an upwardly protruding edge and a circle of        protruding teeth. Some of these hole patterns may have crocodile-mouth-shaped drain holes with downward-protruding orifices between adjacent rows of crocodile-mouth-shaped orifices, which are used to drain accumulated water on the planks in a timely manner to prevent icing in winter.◇Anti-skid principle: The protruding teeth can effectively increase the friction between the surface of the plank and the sole.◇Applicable scenarios: Wet/water-rich environments (such as outdoor rainy days, bridge construction), icy areas, and heavy-duty operations (such as steel structure installation, equipment handling), especially suitable for anti-skid boots with deep sole patterns. 2.Concavo-convex holes◇Structural features: The surface of the plank is provided with concave-convex holes. The concave holes are used to prevent water accumulation, and the convex holes are used for anti-skid purposes. Some planks may also have the edges of the convex holes flanged to further improve anti-skid performance.◇Anti-skid principle: The convex parts increase friction with the sole, while the concave parts can play a certain role in drainage and sand discharge.◇Applicable scenarios: Medium-intensity operations such as general construction sites and indoor and outdoor decoration, which balance anti-skid performance and portability and cause less wear to soles. 3.Oval convex holes◇Structural features: The convex holes are arranged in an array on the plank surface. The extending directions of adjacent rows of convex holes are different, which can increase the contact area between the sole and the plank surface.◇Anti-skid principle: The oval convex holes can increase the friction with the sole, and the oval shape is conducive to water drainage.◇Applicable scenarios: Light-duty operations (such as scaffolding erection, indoor maintenance) and scenarios with frequent pedestrian movement. The low protrusion height is suitable for various sole types, providing high comfort.4.Diamond-shaped punched holes (with flanges)◇Structural features: The hole shape is diamond-shaped, and the four corners are flanged upward to form protrusions. The height of the flanges is 2-3mm. The diamond-shaped holes are arranged densely, with both drainage and anti-skid functions.◇Anti-skid principle: The sharp angles of the diamond-shaped flanges increase the friction with the sole, and the dense arrangement improves anti-skid stability. Diamond-shaped holes have better sand discharge efficiency than circular holes.◇Applicable scenarios: Sandy environments (such as mines, earthwork projects) and medium-intensity operations, suitable for scenarios that require frequent cleaning of sand.III. Selection Suggestions♦Priority should be given to selecting hole patterns with appropriate drainage/sand discharge capabilities according to environmental humidity and debris types (such as crocodile-mouth-shaped holes for water-rich environments and diamond-shaped holes for sandy environments); ♦Secondly, select the protrusion height according to the operation intensity (high-protrusion toothed holes for heavy-duty operations and low-protrusion staggered holes for light-duty operations); ♦Finally, consider cost and durability: Crocodile-mouth-shaped holes with teeth are complex to process, with higher costs but longer service life; concavo-convex holes have high cost performance and are suitable for conventional scenarios.   Reasonable selection of anti-skid hole patterns can minimize the risk of slipping during construction and extend the service life of steel planks.  

Bowl-buckle scaffolding and Ringlock scaffolding (also known as disc-buckle scaffolding) are two common types of socket-type steel tube scaffolding in construction, with distinct differences in structural design, performance, and application. Here is a detailed comparison:I. Core Connection StructureThe most critical difference lies in their node connection mechanisms, which directly impact installation, stability, and load capacity.●Bowl-buckle ScaffoldingThe node is composed of upper bowl buckle, lower bowl buckle, crossbar joint, and vertical pole:The lower bowl buckle is welded and fixed on the vertical pole, while the upper bowl buckle can slide along the pole.To connect, the crossbar’s end joint is inserted into the groove of the lower bowl buckle, and the upper bowl buckle is rotated to clamp and fix the joint, relying on friction for stability.Structural feature: The connection relies on manual rotation of the bowl buckle, which is relatively cumbersome and has limited rigidity.●Ringlock ScaffoldingThe node consists of a circular disc (ring) welded on the vertical pole, wedge-shaped plugs at the end of crossbars/diagonal bars, and locking pins:The disc has 8 evenly distributed holes (standard design), allowing crossbars or diagonal bars to be connected at 45° or 90° angles.The wedge-shaped plug of the crossbar is inserted into the disc hole, and the locking pin is hammered to lock, forming a rigid, self-locking connection via the wedge effect.Structural feature: Modular "insert-and-lock" design enables quick installation without rotation, and the connection rigidity is significantly higher. II. Material and Specification Differences Feature Bowl-buckle Scaffolding Ringlock Scaffolding Vertical Pole Material Mostly Q235 carbon steel, with thinner wall thickness (usually ≤3.0mm). Mostly Q355 low-alloy high-strength steel, with thicker wall thickness (≥3.2mm). Q355 has higher yield strength (≥355MPa vs. Q235’s ≥235MPa), enhancing load capacity. Spacing of Nodes Node spacing on vertical poles is often 600mm or 1200mm, with limited adjustment flexibility. Node spacing follows 500mm modulus (e.g., 500mm, 1000mm, 1500mm), allowing more precise adaptation to various construction needs. Anti-corrosion Basic anti-rust treatment (e.g., painting), prone to rust after long-term use. Usually adopts hot-dip galvanizing (both inside and outside the tube), providing superior corrosion resistance and longer service life. III. Performance Comparison Performance Index Bowl-buckle Scaffolding Ringlock Scaffolding Installation Efficiency Lower. Manual rotation of bowl buckles is required, making single-person operation slow (about 30-50 nodes per hour). Higher. "Insert-and-hammer" installation allows 80-120 nodes per hour, 2-3 times faster than bowl-buckle systems. Structural Stability Moderate. Friction-based connection may loosen under vibration or long-term use, leading to poor lateral stiffness. Excellent. Rigid wedge-locking connection ensures high overall stability, with strong resistance to lateral displacement and deformation. Load Capacity Lower. Single vertical pole can bear ≤10kN, suitable for light loads. Higher. Single vertical pole can bear ≥20kN, suitable for heavy loads (e.g., bridge formwork, high-rise support). Durability Shorter service life (5-8 years). Bowl buckles are prone to wear, deformation, or rust, requiring frequent replacement. Longer service life (15-20 years). Hot-dip galvanizing and robust disc/wedge design reduce wear, with minimal maintenance needed. Versatility Limited. Accessories are often non-standard, making it hard to adapt to complex structures. High. Standardized discs and universal crossbars/diagonal bars allow flexible assembly for various scenarios (e.g., curved structures, irregular facades). IV. Application Scenarios ●Bowl-buckle ScaffoldingSuitable for low-load, low-height projects:Low-rise building exterior scaffolding or interior decoration frames.Light formwork support (e.g., floor slab pouring with small spans).Temporary passages or simple work platforms.Limitation: Not recommended for heavy loads, high-rise structures, or areas with high seismic requirements.●Ringlock ScaffoldingIdeal for high-load, high-stability projects:Heavy-duty formwork support (e.g., bridge girders, high-speed rail piers, large-span roofs).High-rise building scaffolding (≥30m height) or complex facade structures.Temporary grandstands, industrial equipment platforms, or projects in seismic zones (due to strong rigidity). V. Cost and Economy Aspect Bowl-buckle Scaffolding Ringlock Scaffolding Initial Investment Lower. Material cost is about 1/2-2/3 of ringlock scaffolding, suitable for short-term, small-scale projects. Higher. Due to Q355 steel and hot-dip galvanizing, initial purchase cost is higher. Long-term Economy Lower. Short service life and frequent replacement of worn parts (e.g., bowl buckles) increase long-term costs. Higher. High durability (300+ turnovers vs. 100+ for bowl-buckle) and low maintenance make it more cost-effective for long-term, large-scale use. VI. Summary Table of Core Differences Feature Bowl-buckle Scaffolding Ringlock Scaffolding Connection Method Rotating bowl buckles (friction-based) Wedge plugs + locking pins (rigid self-locking) Installation Speed Slow Fast (2-3x faster) Load Capacity Low (≤10kN per pole) High (≥20kN per pole) Stability Moderate (prone to loosening) Excellent (high rigidity) Service Life 5-8 years 15-20 years Typical Applications Light, low-rise projects Heavy-load, high-rise, or complex projects In summary, ringlock scaffolding is a more advanced system with superior performance, making it suitable for large-scale, high-demand projects, while bowl-buckle scaffolding remains a cost-effective choice for small, light-duty applications.

Recently, the "Village BA" basketball tournament in Qingyang Town kicked off with great enthusiasm, igniting the sports passion of the entire town. As an enterprise actively fulfilling social responsibilities and ardently supporting local cultural and sports undertakings,ZYD SCAFFOLD has generously sponsored PUZHAO Village , injecting vitality into this rural sports gala with practical actions. On the court, the players of PUZHAO Village showed high morale, fighting tenaciously with superb skills and tacit cooperation, demonstrating extraordinary competitive demeanor. Every offense and defense embodies the shared beliefs and pursuits of ZYD SCAFFOLD and the team. This sponsorship not only highlights ZYD SCAFFOLD's support for rural sports, but also reflects the company's determination to actively integrate into local development and serve the society. In the future, ZYD SCAFFOLD will continue to uphold [corporate philosophy or values], participate in various public welfare activities in more diversified ways, and contribute to enriching people's cultural and sports life and promoting rural revitalization!

Here's the professional translation of the provided content about the differences between vertical poles with and without spigot in scaffolding systems:Ⅰ. Structural Load Transfer MechanismCore Difference:spigots create rigid connections between vertical poles, minimizing eccentric bending moments. Traditional couplers induce stress concentration, reducing joint capacity by 15%–30% (test data).Ⅱ. Construction Efficiency Comparison Metric With spigot Without spigot Installation Speed 3seconds/joint(direct insertion)  ≥30seconds/joint(bolt tightening) Verticality Control Self-aligning (deviation ≤1/500) Manual adjustment (deviation often >1/200) Max Single Length Up to 3m (fewer joints) Typically ≤2m (more joints)      Case Study: In a high-rise core tube project, ringlock  scaffolding (with spigot) improved efficiency by 40% vs. coupler systems.Ⅲ. Stability and Safety Performance1. Buckling ResistanceWith spigot:spigot length ≥200mm (per JGJ/T 231-2021), engagement depth ≥75mmEffective length factor μ≈0.65 (near fixed-fixed condition)Without spigot:couplerr zones become weak points, μ≥1.0 (treated as pinned)Local slenderness ratio increases by 20%, critical load decreases2. Accident RiskTraditional Joints: 34% of collapses caused by bolt loosening/slippagespigot Systems: Self-locking pins + gravity wedging enhance impact resistanceⅣ. Economic Analysis Parameter  With spigot Without spigot Rental Cost (/t/day)  Higher (~¥120) Lower (~¥80) Service Life ≥15 years (hot-dip galvanized) ≤8 years (corrosion-prone) Loss Rate ≤3% (fewer parts, no bolts) ≥10% (high couplerr loss) Conclusion: Despite higher initial cost, spigot systems reduce lifecycle costs by 18%–25% (factoring labor, loss, and schedule efficiency).Summary: Node Rigidity Defines Core DifferenceWith spigot → Continuous SystemAdvantages: High stability, rapid erection, long lifespanApplications: Skyscrapers, large-span supports (plants, bridges)Without spigot → Discrete Hinged SystemLimitations: Joint reliability depends on workmanship; high-risk under heavy loadsApplications: Low-rise buildings, non-load-bearing scaffoldingIndustry Trend:ringlock scaffold adoption exceeds 60% in China (2024 data), replacing traditional systems.Future evolution: Automated locking (e.g., EU’s SALOC) and composite spigots.

As robotic arms dance with precision and sparks bloom at weld points, Zhongyueda's second automated robotic welding line officially goes live! No manual welding needed. Scaffold steel plank move from production to shipping at warp speed. Robotic arms execute high-precision movements, delivering secure welds with pinpoint accuracy. Efficiency soars multiple times over traditional methods. Forget frantic scrambling – witness an assembly line astounds with its precision. See industrial black tech in action, cranking production into overdrive. Experience the scene where efficiency and quality are cranked up to the max!  

A happy and peaceful Dragon Boat Festival As the Dragon Boat Festival approaches, the ZYD SCAFFOLD has thoughtfully prepared a diverse range of festive benefits for all employees. From special zongzi gift boxes to practical household items, every gift is filled with care. Additionally, festival red envelopes (hongbao) have been arranged to convey warm wishes to everyone. May all colleagues enjoy good health and peace during the festival, have a delightful holiday, and cherish quality time with family!       If you'd like to experience China's Dragon Boat Festival, what are you waiting for? Contact us now and let us guide you through this cultural celebration! Company Photo

Beyond manufacturing high-quality scaffolding, we champion safety through rigorous employee training. On the morning of March 20, 2025, at 8:00 AM, our EHS Manager meticulously organized a fire safety training session. Throughout the training, the manager maintained a patient and detail-oriented approach, combining theoretical instruction with live demonstrations. Each employee was thoroughly guided through the correct procedures for operating fire extinguishers – from grasping and lifting the device, pulling the safety pin, aiming at the base of the flame, to squeezing the handle.To ensure effective learning, the ZYD manager arranged hands-on practice for every participant, enabling them to master firefighting skills through practical application. The entire session proceeded in an orderly manner with active employee engagement. This training not only heightened awareness of fire safety but also significantly enhanced operational capabilities in responding to fire emergencies. Training in Action As a certified scaffolding manufacturer with ISO 9001 certification, Zhongyueda offers customized solutions for global construction projects.