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Product Introduction
Heavy-duty Galvanized Adjustable Steel Pillars are professional temporary structural support components designed for large-scale construction projects such as deep foundation pits, tunnels, subways, high-rise building foundations and bridges. These pillars are composed of standardized steel pipes, sections or composite components, connected by bolts or welding to form a stable support system. With outstanding features like strong load-bearing capacity, high rigidity and reusable performance, they play a key role in preventing soil collapse and structural deformation, and are essential to ensure construction safety and control the deformation of surrounding environments. As a core support product for underground and large construction projects, Heavy-duty Galvanized Adjustable Steel Pillars have been widely recognized in the construction industry for their reliable quality and efficient application effects.
Product Advantage
The product adopts Q355B High-strength Steel and above, and optimizes the structure through finite element analysis. The single φ609 standard support pipe has a design axial compression 2500kN Load-bearing Capacity. Combined with patented flexible joints and pre-applied axial force technology, it can effectively control foundation pit deformation and protect the safety of adjacent buildings, making it an ideal choice for high-risk construction scenarios.
The Modular Steel Support realizes 100% standardized and modular design, with strong component interchangeability. The Bolted Quick Installation system increases installation efficiency by more than 60% compared with traditional welding methods. Under proper maintenance, each set of support system can be reused 8-12 times, which greatly reduces the comprehensive construction cost.
The integrated Intelligent Axial Force Monitoring system has a real-time monitoring accuracy of ±1%, and the data can be remotely transmitted and viewed through the Internet of Things platform. When the axial force changes exceed the warning value of ±10%, the system will automatically alarm. Matching with the Servo Hydraulic Compensation system, it can realize dynamic adjustment of supporting axial force and ensure stable support.
All products are processed by CNC plasma precise blanking and beveling, with the end flatness error ≤1mm. The production strictly complies with JGJ120 Standard Compliance and other industry norms. Each batch of products is equipped with a complete material inspection report, and key welds undergo 100% flaw detection testing, ensuring reliable product quality.
The standardized design reduces the material loss rate to less than 3%, basically achieving on-site zero waste and meeting the requirements of Green Construction Support. The product provides full-cycle services from foundation pit design consultation to disassembly and recycling. For special engineering needs, it can customize Customized Steel Support with specifications ranging from φ300 to φ1200mm and composite sections, adapting to complex geological conditions.
Technical Parameters
The product model is defined as Adjustable Steel Prop, which is mainly used as projecting scaffolding and internal scaffolding components in building scaffold systems. Its surface treatment methods include painting, powder coating, electro-galvanizing and HDG Surface Treatment to meet different anti-corrosion needs. The maximum height can be customized from 3m to 5m according to construction requirements. The nut types are cup nut and cast nut, and the steel grade covers Q195 and Q235. The tube thickness ranges from 1.5-2.5mm to 1.5-3.5mm, and the base plate includes square base plate, flower base plate and U-head. The pin types are G pin, line pin and wire pin, and the lapping form is single row scaffolding. The minimum order quantity (MOQ) is 500 pieces, and the product types cover Spanish Type, Italian Type and Middle East Type to adapt to different regional construction standards. The transportation package adopts loose packing, steel strip bundling or pallet packing, which is convenient for long-distance transportation and on-site storage.
| Model NO | Adjustable Steel Prop |
| Supporting Mode | Projecting Scaffolding |
| Erection Position | Internal Scaffolding |
| Construction Properties | Building Scaffold |
| Surface | Painted, Powder Coated, E-Galvanized,HDG |
| Max Height | 3m, 3.2m, 3.6m, 4m, 4 5m, 5m, etc |
| Nut Type | Cup Nut, Cast Nut |
| MOQ | 500PCS |
| Type | Spanish Type, ltalian Type, MiddleEast Type |
| Lapping Form | Single Row Scaffolding |
| Scaffolding Part Type | Scaffolding Props |
| Steel Grade | Q195, Q235 |
| Tube Thickness | 1.5-2.5mm, 1.5-3.5mm |
| Plate Type | Square / Flower Base Plate, U-Head |
| Pin Type | G Pin / Line Pin / Wire Pin |
| Transport Package | Loose Packing, Steel Strip or Pallet |
FAQ
Under proper use and regular maintenance, standard Heavy-duty Galvanized Adjustable Steel Pillars can be safely recycled 8-12 times. After each recycling, the components will be fully inspected by flaw detection, straightening and anti-corrosion treatment, and a professional test report will be provided to ensure that the mechanical properties meet the reuse standards.
The core measure is to apply precise pre-axial force and carry out real-time monitoring. The product is equipped with high-precision axial force sensors and Intelligent Axial Force Monitoring system, which can realize 24-hour dynamic monitoring and over-limit early warning, and keep the foundation pit deformation within the design allowable range.
The Modular Steel Support has high flexibility. By using combination methods such as longitudinal bracing, transverse bracing, corner bracing and eccentric arrangement, and matching with adjustable-length flexible heads, it can meet the support needs of most irregular foundation pits.
The installation and dismantling efficiency is high. With Bolted Quick Installation technology and standardized components, the installation of a standard support section can be completed within a few hours. The dismantling speed is faster, and the components can be directly transported to the next construction site for reuse, greatly saving construction time.
