Brand:wanlong
Model:J01 DN500 PN25
- Characteristic
- Structure is compact, Manufacture and service are convenient.
- Sealing face is not easy to wear and scrape,sealed capability is large,can enhance the using life.
- Adjust capability also is very nice, the height of opening is low, closing time is short.
- Unique channel design,validate by computer simulation,reducing the resistance,cut down the energy cost.
- Applicable scope
oil | Chemistry |
Power station | Gas supply |
Foodstuff | Civicism |
steam system | Corrosive acid entironment |
- Main parts
Part name | body | bonnet | disc | stem | stem nut |
Material and standard | ASTM A105 A105 | ASTM A105 A105 | ASTM A276 304 | GB/T 1220 2Cr13 Nitrogenization | GB/T 1176 ZQAL9-4(ZUAL9Fe4Ni9-4) |
ASTM A276 304 | ASTM A276 304 | GB/T 1220 3Cr13 | GB/T 1220 2Cr13 Nitrogenization |
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ASTM A216 WCB | ASTM A216 WCB | GB/T 699 25# |
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ASTM A352 LCB | ASTM A352 LCB |
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ASTM A351 CF8M | ASTM A351 CF8M |
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ASTM A351 CF8 | ASTM A351 CF8 |
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ASTM A995 CD4MCu | ASTM A995 CD4MCu |
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- Performance specification
Drive | Handwheel/Electric | |||
Nominal pressure | 1.6 | 2.5 | 4.0 | |
Mpa test pressure Mpa | shell test | 2.2 | 3.75 | 6.0 |
Upper sealing test | 1.8 | 2.75 | 4.4 | |
high pressure sealing test | 1.8 | 2.75 | 4.4 | |
low pressure air tight test | 0.6 | 0.6 | 0.6 | |
Maximal working temperature(°C) | ≤425 | ≤425 | ≤425 | |
Applicable medium | water,steam,HTM.etc | |||
Comment: According to the client’s requirements,we can set the appointed drive.
- Design standards
Design and manufaeture | Face-to-Face dimension | Flanged end dimension | Pressure-temperature | Test-inspection |
GB/T 12235 API 602 | GB/T 12221 | GB/T 9113 | GB/T 9131 | GB/T 13927 |
- Main external dimension
