... to 12mm Materail: Mild steel details description for BS1139 galvanized scaffolding tube Sino east steel enterprise co.,ltdWebsite: www ... scaffolding tube Outer diameter:40mm,42mm,48mm,48.3mm Wall thickness:1.0mm-4.5mm Zinc coating:280- ... A53,A36,SS400,SS330,ST37-2,08YU, Technical: welded:longitudinal welded,SSAW ApplicationConstruction structure,furniture,shipbuilding,petroleum,Power,gas ...