PRODUCTS > Pneumatic globe valve > American Standard pneumatic valve

American Standard pneumatic valve

Caliber: DN50~800mm
Features: explosion-proof, switch, positioner
High temperature resistance, high pressure resistance, corrosion resistance, wear resistance, wide range of applications
With buffer mechanism, manual conversion mechanism, flexible and reliable
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Technical specifications
Design basisGB standard
Design standardGB/12233
Structural lengthClip connectionGB/12221
Connecting flange dimensionB/9113、JB/T79
Experiment and testGB/T13927、JB/T9092
Remark: the length and size of the series ball valve can be designed and manufactured according to the customer's requirements
Technical parameter
Nominal diameterDN50~800mm
Connection modeFlange
Cylinder formDouble acting, single acting (spring reset)
Control modeSwitching type, regulating type
Nominal pressure16、25、40bar(For higher pressure, please indicate when ordering)
Gas pressureDouble action:4~8bar
Medium temperatureW3:-30~425℃    W4:-40~425
Ambient temperatureStandard type:-20~80℃
Body materialCarbon steel (C), stainless steel (P4, P6)
Sealing materialMetal hard sealing (H) and hard alloy (Y)
Remark: other special sealing material or special temperature can be designed and selected according to customer's requirements


 

Material list of main parts
No.Part nameMaterial
CP4P6
1Valve bodyWCBZG1Cr18Ni9Ti1Cr18Ni12Mo2Ti
2ShimFlexible graphite + stainless steelPTFEPTFE
3Bolt35304304
4Screw valveWCB+ surfacing 304 or stelite, PTFEZG1Cr18Ni9Ti PTFEZG1Cr18Ni12Mo2Ti PTFE
5Ring opening1Cr18Ni9Ti1Cr18Ni9Ti1Cr18Ni12Mo2Ti
6Disc cover1Cr18Ni9Ti1Cr18Ni9Ti1Cr18Ni12Mo2Ti
7The stem2Cr131Cr18Ni9Ti1Cr18Ni12Mo2Ti
8Nut35304304
9Ring bolt35304304
10Valve coverWCBZG1Cr18Ni9TiZG1Cr18Ni12Mo2Ti
11Bolt35304304
12Shim351Cr18Ni9Ti1Cr18Ni12Mo2Ti
13FillerFlexible graphitePTFEPTFE
14Packing plateWCBZG1Cr18Ni9TiZG1Cr18Ni12Mo2Ti
15Nut35304304
Remarks: the material of main components and sealing rings can be designed and selected according to actual working conditions or customers' requirements