... 201,202,301,304,304L,314,316,316L... Specifications304 Stainless steel pipes W.T:0.5mm~30mm Grade:201,202,301 ... steel pipediameter: 10mm to 300mm, thickness: 0.4mm to 10mm We produce Square steel pipe, Rectangle steel pipe and Round steel pipe, we also supply ... Galvanized steel pipe.Size: 10mm to 300mm ...