1170-125, 3,735,000 BTU Capacity Relief Valve
ASME Safety Relief Valves
Protect fired and unfired hot water vessels against hazardous operating pressures.
Engineered in accordance with Section IV of the ASME boiler and pressure code for heating boilers with capacities certified by the National Board of Boiler and Pressure Vessel Inspectors.
Offer the highest BTUH ratings available on the market today for valves in their class (790,000 to 5,999,000 BTUH)
EPDM diaphragm operated (cast iron models) and diaphragm assisted (bronze models) have an effective area approximately 5 times greater than conventional “pop-type” relief valves to help overcome the effects of fouling.
Low differential between opening and closing pressures helps to prevent conditions under which system water might flash to steam and cause hammering
Model 790 and 1170 Operating Data & Construction
Maximum working pressure 125 PSIG (8.6 bar)
Maximum Operating Temperature 250 F (121 C)
Body: Brass
Diaphragm & Seat: EPDM
Internal Wetted Parts: Brass
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Returns
Due to multiple parties such as the factory and the warehouse, we're unable to fully manage stock. The levels of stock can change at any time. Please understand it may happen that your order may be out of stock when your order has been made.
Our policy is valid for a period of 30 days. If you have passed 30 days in the past since you purchased and we are unable to offer an exchange or refund.
The item must not be in use and must be in its original condition. The item should be in the original packaging.
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