H71W H71W型对夹式止回阀铜 供应商:中国胜利阀门有限公司苏州代理处 企业类型:代理商 在线询盘 进入展台 产品简介 H71W型对夹式止回阀铜 对夹式止回阀主要技术参数:型号公称压力PN(MPa)试验压力PS(MPa)工作温度(℃)适用介质壳体密封H71W-16T1.62.41.76≤200水、蒸体、油品等H71H-25Q2.53.752.75≤235H71W-25H≤300 详细信息 H71W型对夹式止回阀铜 对夹式止回阀主要技术参数:型号公称压力PN(MPa)试验压力PS(MPa)工作温度(℃)适用介质壳体密封H71W-16T1.62.41.76≤200水、蒸体、油品等H71H-25Q2.53.752.75≤235H71W-25H≤300H71W-25P≤200硝酸等腐蚀性介质H71W-40H4.06.04.4≤300水、蒸体、油品等H71W-40P≤200硝酸等腐蚀性介质 对夹式止回阀规格型号阀体阀瓣弹簧H71W-25H、H71W-40H2Cr131Cr131Cr18 Ni9TiH71W-16P、H71W-25PZG1Cr18 Ni9Ti1Cr18 Ni9Ti1Cr18 Ni9Ti ◆对夹式止回阀规格尺寸表: 公称通径 DN(mm)LD1.62.54.015254848482031.55858582535.56868683240808080404590909050561051051056563125125125807114014014010080160165165125110190195195150125215225225200160270285290250200330340350300250385400415