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Bellows Globe Valve
Number of views:
1000
Category
Shut-off valve
Quantity
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Details
Refer to CB/T3945-2002 flanged cast steel with bellows globe valve, suitable for ship steam, high temperature water, high temperature oil, vacuum, refrigeration and freezing with nominal pressure not higher than 2.5MPa and working temperature of -30℃~250℃ equipment system.
Basic parameters of globe valve
| Type | Nominal pressurePN MPa |
Operating temperature，℃ | Nominal diameterDN mm | ||||
| ≤20 | 100 | 150 | 200 | 250 | |||
| Maximum allowable working pressure P,MPa | |||||||
| P1 | P10 | P15 | P20 | P25 | |||
| A、B | 1.0 | 0.95 | 0.86 | 0.81 | 0.76 | 0.71 | 65～150 |
| 1.6 | 1.52 | 1.31 | 1.29 | 1.21 | 1.13 | 125～150 | |
| 2.5 | 2.38 | 2.15 | 2.01 | 1.89 | 1.77 | 20～150 | |
| AS、BS | 1.0 | 0.95 | 0.86 | 0.81 | 0.76 | 0.71 | 65～150 |
| 1.6 | 1.52 | 1.31 | 1.29 | 1.21 | 1.13 | 100～150 | |
| 2.5 | 2.38 | 2.15 | 2.01 | 1.89 | 1.77 | 15～150 | |
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