... .6mm to 12mm Materail: Mild steel details description for BS1139 galvanized scaffolding tube Sino east steel enterprise co.,ltdWebsite: www.tjdfsd ... ,Q345,A53,A36,SS400,SS330,ST37-2,08YU, Technical: welded:longitudinal welded,SSAW ApplicationConstruction structure,furniture,shipbuilding,petroleum,Power,gas metallurgyPackageHex bundle ...