ASTM A500 20x20x0.8mm SHS Tube for Furniture Frame is widely used as Furniture pipe, Construction / building materials steel pipe, Scaffolding pipe, Fence post steel pipe, Fire protection steel pipe, Greenhouse steel pipe, Low pressure liquid,...
square steel pipe the product is double-faced submerged-arc welded pipes. now the diameter of our product is from φ 219mm to φ 3500mm and wall thickness is from 6mm to 28mm. our product comply with the standard of sy/t5037-2000, gb/t9711.1 &...