应用规范 1、设计制造造GB12235-59 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 主要零件材质 零件名称 ZGICr18Ni9Tit系列 ZG00Cr18Ni10系列 ZG1Cr18Ni12M0 2 Ti系列 ZG00Cr17Ni14M0 2 系列 阀体/阀盖 ZG1Cr18Ni9Ti ZG00Cr18Ni10 ZG1Cr18Ni12M0 2 Ti ZG00Cr17Ni14M0 2 闸板 ZG1Cr18Ni9Ti ZG00Cr18Ni10 ZG1Cr18Ni12M0 2 Ti ZG00Cr17Ni14M0 2 阀杆 1Cr18Ni9Ti 00Cr18Ni10 1Cr18Ni12M0 2 Ti 00Cr17Ni14M0 2 填料 PTFE编织 PTFE编织 PTFE编织 PTFE编织 垫片 304＋PTFE 304L＋PTFE 316＋PTFE 316L＋PTFE 压盖 ZG1Cr18Ni9Ti ZG00Cr18Ni10 ZG1Cr18Ni12M0 2 Ti ZG00Cr17Ni14M0 2 系列 填料压环 1Cr18Ni9Ti 00Cr18Ni10 1Cr18Ni12M0 2 Ti 00Cr17Ni14M0 2 螺栓 1Cr17Ni2 1Cr17Ni2 1Cr17Ni2 1Cr17Ni2 螺母 1Cr18Ni9Ti 1Cr18Ni9Ti 1Cr18Ni9Ti 1Cr18Ni9Ti