(pr-3as) cast iron pressure reducing valve class 10k
* please name the model no. (pr-3as) when negotiation.
* thread: bs21, ansi b2.1【敏感词】din-259.
* max. temperature: 220℃
* test pressure: body 20 kgf/cm2 (hydrostatic)
* primary pressure: 0.3 kgf/cm2 – 10 kgf/cm2
material:
model:
pr-3as
body cap
iron
bottom cover
gasket
asbestos
diaphragm
st.st.
seat/disc/stem
steel
spring
spring seat
packing
ptfe
adjust scr. nut
brass
bolt
dimension
mm
size
inch
1/2
3/4
1
15
20
25
l
93
101
h
196
202
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