Sleeve Coupler Scaffolding Joints - BS1139 Pressed Sleeve Coupler Bone Joint - Scaffold Tube Fittings & Pipe Clamps

Sleeve Coupler Scaffolding Joints BS1139 

- Scaffold Tube Fittings
- Pipe Rack System Clamps 

Sleeve Coupler is one of popular scaffolding clamps, same as drop forged double coupler 90 degree, swivel coupler and girder gravlock couplers.
It is a scaffolding joints fixing scaffold tube exterior way. Comparison of inner joint pin(bone joint scaffolding), sleeve coupler is also called joint box.
Sleeve couplers are pressed steel from high strength and less hardness steel structure. It should be tested in slip and distortion according to BS1139 according to construction safety requirement.
Pressed sleeve coupler using 8.8 class bolt and nut fixing with scaffold tubes and poles.
More information, prices, surface and specifications can get from the China leading Scaffolding manufacturer, ISO 9001 OEM factory, CE marking scaffold factory by EU, 50,000m2 auto to global 49 countries

sleeve coupler scaffolding bs1139 suspended scaffolding system components hanging scaffold industrial construction - pressed sleeve coupler bone joint box - scaffold tube fittings scaffolding pipe clamp