A V-port ball valve is a precision control valve designed for accurate flow regulation. Its V-shaped notch provides stable throttling, high turndown ratio, and excellent control of pressure, flow, and level in demanding industrial applications.
Size: DN25~ DN500 (1″ ~ 20″)
Pressure: ANSI 150LB ~ 900LB
Connection forms: Flange connection
Material: A216-WCB, A351-CF8, A351-CF8M
Packing: PTFE, Flexible Graphite
Pressure temperature level: -20 ~ 350℃
A V-port ball valve is a precision control valve designed for accurate flow regulation. Its V-shaped notch provides stable throttling, high turndown ratio, and excellent control of pressure, flow, and level in demanding industrial applications.
Valve core type: Partial spherical sphere with V-shaped notch
Valve core material: A351-CF8, CF8M with carburization treatment or hard surface spray welding
Soft sealing (PTFE): −20 ~ +180 °C
Filling PTFE: −20 ~ +180 °C
Para polystyrene: −40 ~ +350 °C
Hard seal (Y): A351-CF8, CF8M
Carburization or hard-alloy surface spray welding
Temperature range: −40 ~ +450 °C
Valve shaft materials: A276-420, A564-630
Shaft sleeve materials: A182-F304, A182-F316
Flange Dimensions – PN16 (National Standard)
| DN | A | C | L | H | n-Φ |
|---|---|---|---|---|---|
| 25 | 115 | 38 | 102 | 259 | 4-Φ14 |
| 32 | 140 | 45 | 102 | 269 | 4-Φ18 |
| 40 | 150 | 50 | 114 | 275 | 4-Φ18 |
| 50 | 165 | 62 | 124 | 288 | 4-Φ18 |
| 65 | 185 | 73 | 145 | 318 | 8-Φ18 |
| 80 | 200 | 90 | 165 | 346 | 8-Φ18 |
| 100 | 220 | 115 | 194 | 373 | 8-Φ18 |
| 125 | 250 | 134 | 194 | 378 | 8-Φ18 |
| 150 | 285 | 164 | 229 | 440 | 8-Φ22 |
| 200 | 340 | 206 | 243 | 520 | 12-Φ22 |
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