Parameter | Specification / Result |
Material | Q235 / Q345 steel tubes |
Tube diameters | 48mm OD (outer) / 40mm OD (inner) |
Working range | 1.5m – 4.0m (extendable) |
Load capacity | 20–30 kN (standard) / up to 35 kN (heavy-duty Q345) |
Adjustment mechanism | Pin holes + heavy-duty threaded collar |
Finish | Hot-dip galvanized / powder-coated |
Standard compliance | EN 1065 (European standard for adjustable steel props) |
Limit State | Description |
Flexural failure of tubes | Bending under eccentric loading |
Bearing failure of inner tube | Localized crushing at pin/hole interface |
Shear failure of the pin | Pin connection failure under load |
Elastic buckling of the prop | Global instability at maximum extension |
About us
As a trusted solution expert and material supplier in formwork and scaffolding, we bring full-spectrum capability under one roof—from in-house engineering and precision manufacturing to global logistics and on-site support. Our factories operate with rigorous quality control systems, producing formwork panels, modular scaffolding, and custom steel solutions that meet international safety and performance standards. By controlling the entire supply chain, we ensure shorter lead times, consistent product quality, and competitive pricing—giving contractors and developers the confidence to execute complex projects on schedule. Whether you need rapid-assembly slab formwork, heavy-duty shoring towers, or suspended access scaffolding, our design teams work closely with yours to optimize material usage, reduce labor costs, and enhance site safety. Backed by a responsive service network and real-world project experience across residential, commercial, and infrastructure sectors, we don't just supply materials; we deliver certainty at every pour, every lift, and every level of your build. Build smarter, safer, and stronger—powered by manufacturing excellence.
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