Rolling Ball Check valve
Purpose
This product is mainly set on the pump outlet in cold water, hot water, industrial and living sewage pipe-nets to prevent the medium from backflow and more suitable for submergible sewage pumps
Features
- Good tightness, silencing close, non—water hammer produced.
- The body uses a full water—flow channel, laving a great flow and a small resistance, the water—flow loss is less than that with the swing type by 50%.
Main Performance Parameters
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1.0 |
1.6 |
2.5 |
MPa |
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1.5 |
2.4 |
3.75 |
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1.1 |
1.76 |
2.75 |
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0.6 |
0.6 |
0.6 |
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Executive Standard
- Structural length:: GB/T 12221.
- Test and inspection: GB/T 13927.
Main Part Materials
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Main dimensions
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DN |
50 |
65 |
80 |
100 |
125 |
150 |
200 |
250 |
300 |
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L |
180 |
200 |
260 |
300 |
350 |
400 |
500 |
670 |
830 |
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H |
185 |
210 |
245 |
280 |
335 |
400 |
495 |
600 |
715 |
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