不锈钢外螺纹截止阀主要零件材料Materials for main parts
零件名称Part name
阀杆、阀盖Stem,Bonnet
阀杆、阀瓣Stem,Disc
填料Packing
J23W-16P
铬镍不锈钢
Cr.Ni Stainless steel
铬镍不锈钢
Cr.Ni Stainless steel
聚四氟乙稀、柔性石墨PTEF,Soft graphite
J23W-40、J23W-160
碳钢
High grade carbon steel
铬不锈钢
Cr. Stainless steel
不锈钢外螺纹截止阀主要性能规范Chief propertyspecifieation
型号
Type
公称压力(MPa)Nominal pressure
试验压力PS(MPa)
Test pressure
工作压力(MPa)Working pressuer
工作温度(℃)Working temperature
适用介质Applicable mediun
壳体Shell
密封(液)Seal
密封(气)Seal
J23W-16
1.6
2.4
1.76
0.6
1.6
P≤200℃
液化石油气水、油品等Petroleun gas Water,Oil etc.
J23W-40P
4.0
6.0
4.4
0.6
4.0
J23W-160
16.0
17.6
17.6
0.6
16.0
C≤425℃
J23W-320P
32.0
48.0
35.2
0.6
32.0