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GU
High Vacuum (Pressure) Ball Valve
GU high vacuum (pressure) ball valve is used to put through or cut off the medium flow in vacuum (pressure) pipeline in the areas of vacuum, dairy products, breweries, biological engineering, foodstuff, pharmaceuticals, drinks, cosmetics and chemicals. |
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Main Technical Performance |
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| Valve Leak Rate： |
≤1.3x10-4 Pa.L/S |
Applicable Temperature： |
-30~+150℃
-30~+300℃(PPL Seal ） |
| Vacuum Range： |
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| Joint Type |
Pressure Range (Pa) |
| Rotatable Flange (GB6070) |
0.6x106-6.7x10-4 |
| Weld Flange(GB6070) |
4.0x106-6.7x10-4 |
| KF Flange (GB4982/ISO-KF) |
105-6.7x10-4 |
| Threaded Connection |
1.6x106-6.7x10-4 |
| Mounting state: |
Any |
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Materials of Main Parts |
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Body , disc and stem: stainless steel
Sealing element: PTFE, NBR, Viton, PPL. |
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| Overall and Connection Dimensions (mm) |
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