型 号公 称 压 力PN(MPa)试验压力PN(MPa)工作温度（℃ ）适用介质壳 体密 封H71H-16Q1.62.41.76≤235水、蒸气、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、蒸气、油品等H71W-40P≤200硝酸等腐蚀性介质
 型 号球 体球 瓣弹 簧H71H-16Q、H71H-25QQT400-152550CrVAH71W-25HH71W-40H2Cr131Cr131Cr18Ni9TiH71W-25PH71W-40PZG1Cr18Ni9Ti1Cr18Ni9Ti1Cr18Ni9Ti
 公 称 压 力PN(MPa)LD1.62.54.015254848482031.55858582535.56868683240808080404590909050561051051056563125125125807114014014010080160165165125110190195195150125215225225200160270285290250200330340350300250385400415