外螺紋截止閥產(chǎn)品概述：
J21W/J23W外螺紋截止閥主要零件材料
|
零件名稱Part name |
閥桿、閥蓋Stem.Bonnet |
閥桿、閥瓣Stem,Disc |
填料Packing |
|
J21/3w-16p |
鉻鎳不銹鋼 |
鉻鎳不銹鋼 |
聚四氧乙稀、柔性石墨 |
|
J21/3w-160、J21/3w-40 |
優(yōu)質(zhì)碳鋼 |
鉻不銹鋼 |
外螺紋截止閥主要性能規(guī)范Chief property and specifieation
|
零件名稱Part name |
閥桿、閥蓋Stem.Bonnet |
閥桿、閥瓣Stem,Disc |
填料Packing |
|
J21/3w-16p |
鉻鎳不銹鋼 |
鉻鎳不銹鋼 |
聚四氧乙稀、柔性石墨 |
|
J21/3w-160、J21/3w-40 |
優(yōu)質(zhì)碳鋼 |
鉻不銹鋼 |
|
型號(hào)Type |
公稱壓力(MPa)Nominal |
試驗(yàn)壓力PS(MPs) |
工作壓力(MPa)Working |
工作溫度(℃)Working |
適用介質(zhì)Applicable |
||
|
殼體Shell |
密封（液）Seal |
密封（氣）Seal |
|||||
|
J213w-16 |
16 |
2.4 |
1.76 |
0.6 |
16 |
p≤200℃ |
液化石油氣水、油品等 |
|
J21/3w-40p |
4.0 |
6.0 |
4.4 |
0.6 |
4.0 |
||
|
J21/3w-160 |
16.0 |
24.0 |
17.6 |
0.6 |
16.0 |
C≤425℃ |
|
|
J21/3w-320p |
32.0 |
48.0 |
35.2 |
0.6 |
32.0 |
||
