... , chemical fertilizer pipe, Hydraulic prop tube, thick-walled steel pipe, oxygen tube, structure steel pipe, spiral steel ... relationship with the Middle East, Europe, Africa and other countries.Products: 316L, 316,304 L, 304 ... ,303,302,301,202,201 and other stainless steel round bar, square steel, angle ... , 304F, 303F, 303Cu, 430F, 420F and other material easy to cut stainless steel bars;316L, 316, ...