 Resilient Seat (High Flow) |
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Series 56, Wafer Body, "High Flow" Design
Series 57, Lug Body, "High Flow" Design |
| Type |
Resilient Seated High Flow Disc Butterfly Valve |
| Size |
50-600 mm/ 2"-24" |
| Body |
Cast Iron / Ductile Iron (Wafer & Lug type) |
| Disc |
Ductile Iron (Nylon/ Aroxy coated)/ CF8/ CF8M |
| Seat |
Buna N / EPDM |
| Stem |
SS 410/ 316/ CS + Zinc Plated |
| Operation |
Lever/ Gearbox/ Pneumatic/ Electric Actuator |
| Temperature |
(-)25°C to (+)150°C |
| Pressure |
PN10 / PN16 |
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| Teflon Lined |
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Series 40 & 42, Wafer Body, TeflonŠ Lined
Series 41 & 43, Lug Body, TeflonŠ Lined |
| Type |
PTFE Seated Butterfly Valve |
| Size |
50-600 mm/ 2"-24" |
| Body |
CI (Nylon/ Epoxy Coated)/ DI/ WCB/ CF8M |
| Disc |
CF8M (PFA/ PTFE Lined) |
| Seat |
PTFE/ PFA with elastomer back up |
| Stem |
17-4-PH SS ASTM A564 Type630/ CF8M
(integral with disc) |
| Stem |
ASTM A182 SS304/ SS316 |
| Operation |
Lever/ Gearbox/ Pneumatic/ Electric Actuator |
| Temperature |
(-)25°C to (+)200°C |
| Pressure |
PN10 |
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