flange 1.material:carbon steel,stainless steel 2.types:slip on, ... 201,202,301,304,321,316,316L,309S,310S DN10-DN600 Jiangsu sen po Stainless Steel Co., Ltd. is located in ... , hexagonal bar, square bar, shaped steel, wire, sheet,strip, pipe, flange fittings, fasteners, construction accessories etc.stainless steel products. We will ...