H71H(W)对夹升降式止回阀主要零件材料
2018/06/19135
作者:佚名
导读: 型号阀门阀瓣弹簧H71H-16Q H71H-25QQT400-152550CrVAH71W-25H H71W-40H2Cr131Cr131Cr18Ni9H71W-25P H71W-40PZG1Cr18Ni9Ti1Cr18Ni9Ti1Cr18Ni9Ti
型号 | 阀门 | 阀瓣 | 弹簧 |
H71H-16Q H71H-25Q | QT400-15 | 25 | 50CrVA |
H71W-25H H71W-40H | 2Cr13 | 1Cr13 | 1Cr18Ni9 |
H71W-25P H71W-40P | ZG1Cr18Ni9Ti | 1Cr18Ni9Ti | 1Cr18Ni9Ti |
*文章为作者独立观点,不代表造价通立场,除来源是“造价通”外。
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