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Series 50/52 Resilient Seated
Category:
Butterfly Valve
Features
Specifications
- Top plate double drilled to ISO 5211 and standard secondary bolt circle dimensions designed for directing mounting of a wide range of actuators, handles, and gears
- Heavy duty acetal bushing
- High strength disc with hand polished disc edge and hubs
- One piece stem with internal Double D drive eliminates disc pins and screws
- Blowout proof stem retention offers easy assembly and disassembly
- Bi-directional U-cup stem seal
- Heavy duty, one piece epoxy coated body with extended neck for 2” of insulation and locating holes
- Center-LOK® peroxide cured seat
- Double molded O-rings provide upper and lower secondary seals
Specifications
| Body Style |
Series 50 – Wafer Series 52 – Lug Series 5A – Wafer (Alternate stem size) Series 5B – Lug (Alternate stem size) |
| Body |
CI, DI, CS |
| Disc |
Nylon coated Ductile Iron Aroxy Ductile Iron CF8M |
| Stem |
410 SS, 17-4 PH |
| Seat |
EPDM, White EPDM Buna-N, White Buna-N FKM, Silicone |
| Size Range |
2' to 24“ (DN 50 to 600) |
| Pressure Rating |
2' to 12' – Class 125, 175 PSIG (PN 12) 14” to 24” – 150 psi (PN 10) Optional: 2” to 24” – 230 (PN 16) |
| Leakage Class |
Class VI |
| Design Standard |
API 609, BS EN 593 |
| Testing Standard |
API 598, BS EN 12266-1 |
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