Double Flange Type Butterfly Valves
| Size: | DN50-DN2000 |
|---|---|
| Actuator: | Bare Stem, Lever, Gear, Pneumatic, Electric |
| Painting: | FBE Coating, Liquid Painting（C3/C4/C5) |
| Approvals： | DNV-GL, BV, CCS, LR, ABS, NK,WRAS |
| Foundry Approvals: | DNV-GL, BV, LR |
| Design Standards: | DN593, AWWA C504, MSS SP-67 |
| Face to Face Standard: | EN558-1 |
| Flanges Standard: | EN1092 PN6/PN10/PN16/PN20, ANSI B16.1 CLASS125, JIS B2239&B2220 5K 10K 16K |
| Tests Standard: | EN12266-1, API598 |
| Top Flange: | ISO5211 |
| Body Material: | GGG40, GGG50, GGG40.3, WCB, 304, 316, Bronze |
| Disc Material: | DI Coated Niclon, C95400,C95800, Duplex,304, 316, Monel, Hastelloy, |
| Shaft Material: | 410, 420, 431, 17-4, 304, 316, 316L, Hastelloy, Duplex, Monel |
| Seat Material: | EPDM, NBR, VITON, PTFE, High Temperature EPDM, Hypalon, Silicone, Natural Rubber |
| Seat Type | Replaceable, Vulcanised |
Marine & Offshore & Aqua
Valves provide corrosion-resistant fluid control for marine equipment and aquaculture, ensuring stable medium transmission.
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Water & Water Treatment
Valves are key equipment in the entire water treatment process, enabling water on-off control, flow regulation, and backflow prevention.
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industry
Valves are core control components in industrial systems, responsible for fluid regulation, shut-off, and safety protection.
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