Safety Relief Valves
1511 Series Safety Valve
The type 1511 safety valve is configured for low pressure, steam heating boilers and steam generators as well as air service applications.
Specifications
| SPEC | VALUE |
|---|---|
| INLET SIZES | 1½" through 6" |
| INLET RATINGS | ANSI Class 250 |
| OUTLET SIZES | 2½" through 4" |
| OUTLET RATINGS | ANSI Class 125 |
| TEMPERATURE RANGE | -20°F to 420°F |
| MATERIALS | Cast iron body with brass trim |
| CERTIFICATION | ASME Section I and VIII, PED and SQL |
| BLOWDOWN | 4 % |
| BACK PRESSURE LIMIT | 20 % of Set Pressure |
Features and Benefits
- Handles a broad range of operating conditions. Pressures up to 250 psig (17.24 barg) and operating temperatures as high as 406 F (207.8 C).
- Available in a variety of sizes. From 1.5 inches (38.1 mm) to 6 inches (152.4 mm) in a complete range of ASME-certified orifice sizes.
- Meets industry specifications. ASME Section I and VIII certified and offered with ASME/ANSI Class 125 and 250 flat face flanges.
- Offers easy assembly and maintenance. Exposed-spring design provides quick, simple assembly and maintenance.
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Industries Served