Concentric Butterfly Valves
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Product
▶ General Rubber Seat Valve
This is the most common and simple design. On a centric (concentric) butterfly valve the stem is centered in the middle of the disc and the disc entered in the bore. It is normally resilient seated valve. They are often chosen for their affordability and efficiency in handling low-pressure applications.
Category | Detail |
---|---|
Valve Design | API 609 Category A, MSS SP-67, BS EN593 |
Rating | ASME 125LB, 150LB PN 6, 10 JIS 5K, 10K |
Size | DN50(2") to DN2000(80") |
Connection Type | Lugged, Wafer & Flanged |
Temperature Range | -20℃ to 120℃ |
Main Material | Body : Ductile Iron, Carbon Steel, Stainless Steel, Nickel-Aluminum Bronze etc. Disc : Stainless Steel, Duplex Stainless Steel, Nickel-Aluminum Bronze etc. Shaft : SUS304, SUS316, 17-4PH, F55, B150-C63000 etc. Seat : EPDM, NBR, VITON, PTFE etc. |
Operator | Manual Hand Lever / Manual Worm Gear Electric Actuator Pneumatic Actuator |
Application | General Industrial / Petro chemical Oil & Gas Steel and Iron Mill Shipbuilding Water Treatment Sea Water |
Option | Stem extension Anti-static device Teflon V-packing Rubber seat type for high temperature up to 250℃ Manual operator with Locking device |