About this product
1. Lug style butterfly valve
2. Technology demands of manufacture and acceptance: API 609 & API 598
3. The flange dimension connection pipe: ANSI 150
4. Body material: Ductile iron
5. Seat material: EPDM
6. Working temperature: -4 ~ +248℉
7. Nominal pressure: 232 Psi
8. Weight: 70.33 lb
1. The product is a neutral line without pin structure, which effectively reduces the probability of internal leakage of the valve.
2. The friction coefficient is small, and the operating torque is reduced by 30%-40% compared with the ordinary pinned butterfly valve.
3. Alkali resistant, salt and weak acid corrosion, inert to organic matter, wide range of applications.
Unit :MM
D1 | D2 | D3 | D4 | A | B | C | N |
⌀250.5 | ⌀361.9 | 7 / 8" - 9UNC | ⌀270 | 329 | 203 | 68 | 12 |
Item | Lug Style Butterfly Valve | Body | Ductile Iron |
Bushing | PTFE | Shaft | ASTM A276 416 |
Seat | EPDM | Disc | Ductile Iron / C95400 / CF8M |
Bushing | PTFE | " O " Ring | EPDM |
Bolt | Carbon Steel | " C " Ring | Spring Steel |
Stop Cover | Carbon Steel | Circlips For Holes | Spring Steel |
Nominal Pressure | 232 Psi | Working Temperature | -4 ~ +248℉ |
Shell Testing Pressure | 348 Psi | Seal Testing Pressure | 255 Psi |