Check Valve: Ductile Iron - Class 150 - Wafer - Dual Disc
Specifications
Sizes: 2" ~ 42"Class 150/300
Wafer Style
Dual Disc
Resilient Seats
|
WORKING PRESSURE & TEMPERATURE NON-SHOCK | ||
|
Ductile Iron ASTM A536 Class 150 |
Ductile Iron ASTM A536 Class 300 |
|
| WOG: | 250 PSI @ 100 F (1) | 640 PSI @ 100 F (1) |
| Buna Seat | -20 ~ 250 F | |
| EPDM Seat | -20 ~ 300 F | |
| Viton Seat | -40 ~ 400 F | |
1. Ductile Iron offers higher pressure and temperature ratings than Cast Iron. Ductile Iron ANSI Classes 150 and 300 have the same bolting pattern as Cast Iron ANSI Classes 125 and 250 respectively.
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