H74W-150LB|H74W-300LB|H74W-900L***标止回阀产品说明：H74对夹单瓣旋启式止回阀Clip-onsinglevalveflapswingtypecheckvalve主要尺寸Maindimensi***通径DN（mm)LD1DPN1.0、1.6MPaPN2.5、4.0MPa1.0MPa1.6MPa2.5MPa4.0MPa50191925109109109109651919381292912912980191946144144144144100191971.51641641701701251919951941941961961501929114220220226226200292914027527528629325029381883303313433553003851216380386403420350445126344044646047740051513054914955175494506076356541558567574500648340659662062262660070904826987327347457008090562813804831-80090100464918912942-90090100738101810121040-1000100120846112411261155-上海维旺迪阀门有限公司----【联系方式】联系人：黄经理销售***：021-60513032图文传真：021-51686501上海维旺迪阀门：邮箱：viwandi@手机：13636430039黄经理上海维旺迪阀门有限公司：http:///products/07/上海维旺迪阀门：http:///product/zihui/)