1.Product Specifications I. Round pipe diameter range: 60-165mm wall thickness :2mm-5.0mm II. Square and rectangle tube : 50*50mm-130*130mm wall thickness range 1.5-4.0mm III .Tube and pipe length: 6--12m 2. Material Specifications: Low carbon steel and low alloy steel: δb≤500Mpa δs≤235Mpa Strip width:190 -520 mm strip thickness: 1.5-5.0mm Line Direction: at buyer's opinion