Description
Overview
The Kunkle Valve 0537-G01-HM0050 is a high-capacity ASME Section IV certified pressure relief valve engineered for steam and hot water boiler applications. With a 1-1/2″ female NPT inlet and 2″ female NPT outlet, this valve delivers reliable overpressure protection at a factory-set 50 PSI, making it an ideal safety solution for commercial and industrial hydronic heating systems.
Key Features
- 1-1/2″ Female NPT Inlet x 2″ Female NPT Outlet connection configuration
- Factory set at 50 PSI for precise, consistent overpressure protection
- High-capacity relief: 5,112 lb/h (PPH) steam flow rate
- Equivalent thermal capacity of 5,112,244 BTU/h
- Bronze body construction using B584 alloy for corrosion resistance and long service life
- 8440 seat material for reliable sealing performance
- Stainless steel (SST) spring material for durability and resistance to corrosion
- ASME Section IV certified for steam and hot water boiler service
Construction & Materials
- Body: Bronze — B584 alloy
- Seat: 8440 alloy
- Spring: Stainless steel (SST)
Specifications
- SKU: 0537-G01-HM0050
- Inlet Connection: 1-1/2″ Female NPT
- Outlet Connection: 2″ Female NPT
- Set Pressure: 50 PSI
- Capacity: 5,112 lb/h (PPH)
- BTU/h Capacity: 5,112,244 BTU/h
- Body Material: Bronze (B584 alloy)
- Seat Material: 8440
- Spring Material: Stainless Steel (SST)
- Certification: ASME Section IV — Steam (Hot Water Boiler)
- Application: Steam and Hot Water Boiler Pressure Relief
Applications
- Commercial and industrial hot water boiler systems
- Steam boiler overpressure protection
- Hydronic heating system safety relief
- ASME-compliant boiler room installations
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