free cutting steel 特殊用钢 易切削钢 种类 碳素钢 加工服务 折弯, 焊接, 开卷, 切割, 冲孔, machining Product Name bright cold drawn free cutting steel iron round bars Grade ASTM A29 sae 12L14 1215 1215S 11SMnPb30 Diameter supplied 2mm-80mm ...
Factory direct sales Corten A Corten B Q355GNH Q235NH 3mm 5mm 8mm ASTM A588 A606 Weathering Resistant Steel Plate D D***e Sep 27, 2024 the second cooperation, the delivery is fast, and the efficiency of the factory is high St37 Galvanized Steel Pipe SquareTubes for Building Material D D...