Drop forged pressed Q235 scaffold swivel clamp rotation coupler with BS1139,EN74

Drop forged pressed Q235 scaffold swivel clamp rotation coupler with BS1139,EN74

Drop forged pressed Q235 scaffold swivel clamp rotation coupler with BS1139,EN74,AS1576,JIS for OD48mm pipe in scaffolds Specifications------- Model# Size(mm) Material Technology Standard Surface ...