产品名称：法兰端止回阀(螺栓式阀盖)150LB～2500LB产品型号：(螺栓式阀盖)150LB～2500LB标准材质明细表序号PartNameCStoASTMAStoASTMSStoASTMTypeA105TypeF22TypeF304(L)TypeF316(L)1阀体A105A182F22A182F304(L)A182F316(L)2阀盖A105A182F22A182F304(L)A182F316(L)3阀瓣A276420A276304A276304(L)A276316(L)4铭牌SS5垫片316夹柔性石墨316夹PTFE6螺栓A193B7A193B16A193B8A193B8M适用介质水、蒸汽、油品等水、蒸汽、油品等硝酸、醋酸等适用温度-29℃～425℃-29℃～550℃-29℃～180℃注意：客户需求的其他材质也可采用。密封面料配对由客户指定内件代号决定。CS=碳钢；AS=合金钢；SS=不锈钢；尺寸（mm）和重量（kg）NPS1/2"3/4"1"11/4"11/2"2"L(RF)L1(BW)150LB108117127140165203300LB152178203216229267600LB165190216229241292H150LB～300LB61617995103118600LB617995103118135重量150LBRF2.563.374.378.178.9412.64BW1.701902.105.125.501.89300LBRF2.733.654.748.779.6013.70BW1.902.103.005.126.607.85600LBRF3.004.005.839.4710.1015.6BW2.003.124.257.258.5613.60)