执行标准
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
性能参数
型号 公称压力
(MPa) 实验压力 工作温度(℃) 适用介质
强度水(MPa) 密封(水)空气(MPa) 低压密封空气(MPa)
Z41H-16C
Z41W-16P(R) 1.6 2.4 1.8 0.6 ≤425 硝酸类
Z41W-25P(R) 2.5 3.8 2.8 0.6 ≤425 醋酸类
Z41W-40P(R) 4.0 6.0 4.4 0.6 ≤425 硝酸类
Z41W-60P(R) 6.4 9.6 7.0 0.6 ≤425 醋酸类
主要零部件材质
阀体/阀盖 ZGICr18Ni9Ti ZG00Cr18Ni10 ZG1Cr18Ni12M02Ti ZG00Cr17Ni14M02 WCB
零件名称 ZGICr18Ni9Tit系列 ZG00Cr18Ni10系列 ZG1Cr18Ni12M02Ti系列 ZG00Cr17Ni14M02系列 WCB系列
闸板 ZGICr18Ni9Ti ZG00Cr18Ni10 ZG1Cr18Ni12M02Ti ZG00Cr17Ni14M02 1Cr13
阀杆 1Cr18Ni9Ti 00Cr18Ni10 1Cr18Ni12M02Ti 00Cr17Ni14M02 1Cr13
填料 PTFE编织 PTFE编织 PTFE编织 PTFE编织 石墨
垫片 304L+PTFE 304L+PTFE 316+PTFE 316L+PTFE 石墨
压盖 ZGICr18Ni9Ti ZG00Cr18Ni10 ZG1Cr18Ni12M02Ti ZG00Cr17Ni14M02系列 WCB
填料压环 1Cr18Ni9Ti 00Cr18Ni10 1Cr18Ni12M02Ti 00Cr17Ni14M02 1Cr13
螺栓 1Cr17Ni2 1Cr17Ni2 1Cr17Ni2 1Cr17Ni2 35CrMoA
螺母 1Cr18Ni9Ti 1Cr18Ni9Ti 1Cr18Ni9Ti 1Cr18Ni9Ti 45