Drop Forged Scaffolding Coupler Manufacturer in China BS1139 EN74 Scaffolding Coupler Types include: Drop Forged Double Coupler Drop Forged Swivel Coupler Drop Forged Single Coupler (Putlog Coupler) Scaffolding Sleeve Coupler Drop Forged Girder Coupler Fixed and Swivel Type Forged Inner Joint Pin Forged Board Retaining Coupler Pressed Double Clamp Pressed Swivel Clamp Scaffolding Couplers are scaffolding parts for tube and coupler scaffolding system for scaffolding pipes in standard size of OD48.3mm, OD60mm, OD76mm, OD89mm Normal Duty and Heavy Duty. Wellmade Scaffold is a leading China scaffolding coupler manufacturer, ISO9001&CE safety, with 50,000 automatic productions lines, produces forged and pressed steel scaffolding couplers export to 49 countries worldwide. 24 hours, 100% Anti-Slip Testing ,scaffolding distortion testing to ensure scaffold safety conform to ISO9001 and EN74 BS1139 standard requirement. Scaffolding coupler and clamps are finished in E-galvan...