BS1139 steel scaffolding tube pipe
BS1139 steel scaffolding tube pipe, BS1139 Scaffold Tube | Wellmade ScaffoldWellmade Scaffold Produces BS1139 Standard Galvanized Scaffold Tube for KNPC, KOC,Sinopec and Aramco Oil Gas Industrial Scaffolding Construction. Type 4 Scaffold Tube is in OD48.3x4.0mm S235 Steel Grade. While Type 3 Scaffolding Pipes are in OD48.3x3.2mm, S355 Steel Grade is Required. Steel Pipe with Rivet. Ready Lock Transom Scaffold.