Material: 10#, 20#, 20G, A3, 16Mn, 16MnR ASTM A234, A403, 304, 304L, 316, 316L Name: ... Socket Welded Pipe FittingsPlace of Origin: ChinaMaterial: 10#, 20#, 20G, A3, 16Mn, 16MnR Cr5Mo, 15CrMo, 12CrMo, 12Cr1Mov, Cr2Mo, Cr9Mo, 10CrMo910, 15Cr1Molv ...