... ASTM A234, A403, 304, 304L, 316, 316L Name: Socket Welded Pipe FittingsPlace of Origin: ChinaMaterial: 10#, 20#, 20G, A3, 16Mn, 16MnR ... materials, we can manufacture the products according to customers materials.Standard: GB, SH, HG, ISO, ANSI, JIS, DINPacking: As per customer ...