Valve Cv Data: butterfly_concentric
Valve flow coefficient (Cv/Kv) data by valve type and size for control valve sizing and selection per ISA 75.01
| valve type | size in | Cv (gpm) | Fl (dimensionless) | Kv (m3/h) | Xt (dimensionless) | body material | characteristic | size mm (mm) |
|---|---|---|---|---|---|---|---|---|
| butterfly_concentric | 2 | 60 | 0.55 | 51.9 | 0.42 | cast_iron | equal_percentage | 50 |
| butterfly_concentric | 3 | 170 | 0.57 | 147.07 | 0.44 | cast_iron | equal_percentage | 80 |
| butterfly_concentric | 4 | 320 | 0.58 | 276.82 | 0.45 | cast_iron | equal_percentage | 100 |
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