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["请问 Z4Y-25P Z4W--25P 哪一个阀门价格更贵?

2020-05-07View Original

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2请问 Z4Y-22-25P Z4W--L--25P 哪一个阀门价格更贵?
Reply #22020-05-07
Y的需要堆焊密封面,应该贵点
Reply #32020-05-07
Z4Y-225P 这个贵
Reply #42020-05-07
谢谢 不知道Z4Y堆焊合金后其耐腐蚀性和不锈钢(314或3S6L)相比如何?
Reply #52020-05-07
肯定是Z4W-L--25P贵一点
Reply #62020-05-10
7堆焊的一般是司立合金Z肯定比你本体要好啊
Reply #72020-05-13
8Z 密封面会Y 阀体还是一样
Reply #82020-05-13
9W W是本体材料密封 Y需要车一次密封然后堆焊STL 再车 然后焊STL的价格是1..5*口径(Z)
Reply #92020-05-13
ZW 需需要可以采购我的 老实人 不坑人

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