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Product
External thread globe Valve



J21W/J23W外螺纹截止阀主要零件材料

 

零件名称Part name

阀杆、阀盖Stem.Bonnet

阀杆、阀瓣Stem,Disc

填料Packing

J21/3w-16p

铬镍不锈钢
Cr.NiStainlesss steel

铬镍不锈钢
Cr.NiStainlesss steel

聚四氧乙稀、柔性石墨
PTEF,Soft graphite

J21/3w-160、J21/3w-40

优质碳钢
High grade carbon steel

铬不锈钢
Cr.Staininliss steel

 

外螺纹截止阀

 

型号Type

公称压力(MPa)Nominal
pressure
Nominal

试验压力PS(MPs)
test Test pressure

工作压力(MPa)Working
pressure

工作温度(℃)Working
temperature

适用介质Applicable
mediun

壳体Shell

密封(液)Seal

密封(气)Seal

J213w-16

16

2.4

1.76

0.6

16

p≤200℃

液化石油气水、油品等
Petroliun gas
Water,Oil etc

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

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