应用规范:

1、设计制造按GB12234-89

2、结构长度按GB12221-89

3、法兰尺寸按JB/T79-94

4、阀门检查和试验按GB13927

碳钢.不锈钢保温闸阀主要零件材质

零件名称 ZG1Cr18Ni9Ti系列 ZG00Cr18Ni10系列 ZG1Cr18Ni12Mo2Ti系列 ZG00Cr17Ni14Mo2系列 WCB系列
阀体/阀盖 ZG1Cr18Ni9Ti ZG00Cr18Ni10 ZG1Cr18Ni12Mo2Ti ZG00Cr17Ni14Mo2 WCB
闸板 ZG1Cr18NI9Ti ZG00Cr18Ni10 ZG1Cr18Ni12Mo2Ti ZG00Cr17Ni14Mo2 1Cr13
阀杆 1Cr18Ni9Ti ooCr18Ni10 1Cr18Ni12Mo2Ti ooCr17Ni14Mo2 1Cr13
填料 PTFE编织 PTFE编织 PTFE编织 PTFE编织 石墨Graphite
垫片 304L+PTFE 304L+PTFE 316L+PTFE 316L+PTFE 石墨+304
Graphite+304
压盖 ZG1Cr181Ni10 ZG00Cr18Ni10 ZG1Cr18Ni12Mo2Ti ZG00Cr17Ni14Mo2 WCB
填料压环 1Cr18Ni9Ti 00Cr18Ni10 1Cr18Mi12Mo2Ti 00Cr17Ni14Mo2 1Cr13
螺栓 1Cr171Ni2 1Cr171Ni2 1Cr171Ni2 1Cr171Ni2 35CrMoA
螺母 1Cr18Ni9Ti 1Cr18Ni9Ti 1Cr18Ni9Ti 1Cr18Ni9Ti 45