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EN593 U Type Rubber Resilient Seat Flange End Butterfly Valve With SS Shaft Pin
TECHNICAL REQUIREMENT :
● Design and Manufacture Conform to EN593
● Flange dimensions Conform to EN1092-2/ANSI B16.1
● Face to Face dimensions Conform to EN558-1
● Testing Conform to EN12266-1
● Driving mode: lever, worm actuator, electric, pneumatic
| NO. | Part Name | Material | Optional Material |
| 1 | Body | DI | CI, WCB, Stainless Steel |
| 2 | O Ring | NBR | EPDM, FKM |
| 3 | Bushing | PTFE | |
| 4 | Pin | ASTM A276 416 | 316, 17-4PH |
| 5 | Shaft | ASTM A276 416 | 316, 17-4PH |
| 6 | Disc | Plated Ductile Iron | ASTM A351 CF8/CF8M, B148 C954/C958 |
| 7 | Seat | NBR | EPDM, FKM |
FEATURES
1. Small in size, light in weight, easy installation and maintenance.
2. Simple and compact construction, quick 90 degree on-off operation.
3. Minimized operating torque, energy saving.
4. Flow curve tending to straight line, excellent regulation performance.
5. Long service life, standing the test of tens thousands opening/closing operations.
6. Wide selection of materials, applicable to various medium.