不銹鋼外螺紋截止閥主要零件材料Materials for main parts
零件名稱Part name
閥桿、閥蓋Stem,Bonnet
閥桿、閥瓣Stem,Disc
填料Packing
J23W-16P
鉻鎳不銹鋼
Cr.Ni Stainless steel
鉻鎳不銹鋼
Cr.Ni Stainless steel
聚四氟乙稀、柔性石墨PTEF,Soft graphite
J23W-40、J23W-160
碳鋼
High grade carbon steel
鉻不銹鋼
Cr. Stainless steel
不銹鋼外螺紋截止閥主要性能規范Chief propertyspecifieation
型號
Type
公稱壓力(MPa)Nominal pressure
試驗壓力PS(MPa)
Test pressure
工作壓力(MPa)Working pressuer
工作溫度(℃)Working temperature
適用介質Applicable mediun
殼體Shell
密封(液)Seal
密封(氣)Seal
J23W-16
1.6
2.4
1.76
0.6
1.6
P≤200℃
液化石油氣水、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