Mainly uses for to put through or to interrupt in the pipeline the medium, does not need to adjust the current capacity generally, but the suitable pressure scope is very broad。
technique speeification :
Main parts materials
suitabled the project situation
Body ,Bonnet ,Disc
WCB
ZG1Cr18Ni9Ti
ZG1Cr18Ni9Ti
Sealing face
H(Cr13)or Y(hard metal )
W( noumenon )or Y( Kentanium )
valve spindle and Contents
1Cr13
packing
flexible graphite
shim
height diameter graphite
Suitable medium
Water 、 oil 、 steam
Nitric acid etc Corrosion medium
Nitric acid etc Corrosion medium
Suitable temperature
<=425℃
<=200℃
material :
Nominal Pressure
test pressure
Casing
Seal liquid
Low Pressure Seal (Gas)
Suitable medium
Working temperature
1.6
2.4
1.76
0.6
Water 、 oil 、 steam
<=425
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