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| Specification |
Details |
| Product Name |
D643H Triple Eccentric Butterfly Valve |
| Synonyms |
Triple Offset Butterfly Valve, Metal Seated Butterfly Valve |
| Valve Type |
Triple Eccentric Butterfly Valve |
| Model |
D643H |
| Size Range |
DN50 – DN1200 |
| Pressure Rating |
PN10 – PN100 |
| Connection Type |
Flanged |
| Body Material |
Carbon Steel / Stainless Steel / Alloy Steel |
| Disc Material |
Stainless Steel / Alloy Steel |
| Seat Type |
Metal-to-Metal Hard Seal |
| Sealing Performance |
Zero Leakage / Tight Shut-Off |
| Operating Temperature |
Up to 550°C |
| Operation Options |
Manual Lever, Gear Operated, Electric Actuator, Pneumatic Actuator |
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| Specification |
Details |
| Product Name |
D343H Hard Seal Butterfly Valve |
| Valve Type |
Metal Seated (Hard Seal) Butterfly Valve |
| Model |
D343H |
| Size Range |
DN50 – DN1200 (varies by configuration) |
| Pressure Rating |
PN10 – PN40 |
| Connection Type |
Flanged |
| Body Material |
Carbon Steel / Stainless Steel |
| Disc Material |
Stainless Steel / Alloy Steel |
| Seat Type |
Metal-to-Metal Hard Seal |
| Sealing Performance |
Tight shut-off, leakage rate compliant with industrial standards |
| Operating Temperature |
Up to 425°C (model dependent) |
| Operation Options |
Manual Lever, Gear Operated, Electric Actuator, Pneumatic Actuator |
| Design Standard |
API / GB standard (model dependent) |
