产品描述ALLOY STEEL FORGINGS (ROUGH/ MACHINED) FORGING FOR BC 450 FOR MOD.66/72, GATE VALVE B ODY CAP AS PER OTECTO DWG.NO :13106 REV. J MAT:AISI 4130. FORGING FOR BC250 FOR MOD.66/ 72, GATE VALVE BODY CAP AS P ER OTECO DWG.NO 13804 REV.H MAT:AISI 4130.[展开]