... , 65Mn. I.Sales of the steel products 1. Steel pipes (1) Seamless steel pipe: material 20#, 45#, 16Mn ... ; Specification dia:15mm-dia:80mm. (4) Stainless steel pipe: material 304, 316, 321, 430; Specification ... bar: 8mm-450mm (4) H-beam: various (5) Steel billet: 120, 150, 200, 300, 400. (6) Light ... Material Q235, Q195, 65Mn, H08A. (2) Deformed steel bar: Specificationdia:16-dia:32; Material 20MnSi. (3) ...