About Safety Relief Valve for Boilers with Lever Hand
Safety Relief Valve for Boilers with Lever Handle
- Body in nickel-plated brass
- Check and vent spring in stainless steel
- Check seat in nylon
- Check and vent seal in NBR
- Maximum working temperature: 120oC
- Opening pressure: 8, 5 bar
- Threads: ISO
| SIZE | 1/2" |
| A(mm) | 40 |
| B(mm) | 60 |
| C(mm) | 25 |
| D(mm) | 6 |
| Working pressure kg/cm2bar | 10 |
| Working pressure psi | 145 |
Applications and OperationThe Safety Relief Valve is specifically engineered for steam boilers and pressure vessels to prevent overpressure risks. Its manual operation by lever hand allows users to quickly relieve excess pressure, offering direct control during maintenance or emergencies. The valve supports media such as steam, air, and gas, making it versatile for multiple industrial situations.
Material and Construction BenefitsConstructed using durable materials including cast iron, cast steel, stainless steel, or brass, this valve resists corrosion in harsh conditions. Stainless steel alloy pins and options for stainless steel or brass discs enhance longevity and reliability. The customizable port sizes and connection types (flanged, screwed) provide flexibility for varied installation requirements.
FAQs of Safety Relief Valve for Boilers with Lever Hand:
Q: How does the hand-lever operated safety relief valve improve boiler safety?
A: The hand-lever mechanism enables immediate manual release of excess pressure, preventing potential boiler failures. This direct control ensures operators can quickly respond to unsafe pressure levels and protect both equipment and personnel.
Q: What types of media can the safety relief valve handle?
A: This safety relief valve is suitable for steam, air, and gas applications, making it ideal for diverse industrial environments and processes where variable pressurized media need reliable control.
Q: When should the manual lever be used to operate the safety relief valve?
A: Use the manual lever during regular maintenance, emergency pressure relief situations, or when automatic systems require supplemental manual intervention to ensure pressure remains within safe limits.
Q: Where can the pop safety relief valve be installed?
A: The valve can be installed on steam boilers, pressure vessels, and similar equipment. Its port size flexibility (1 to 6 inches) and connection options (flanged or screwed) allow compatibility with different systems across industrial plants.
Q: What is the process for customizing the valve size and port configuration?
A: Customers can select from available valve sizes (25mm to 150mm) and port sizes (16) to fit their application needs. The manufacturer or distributor will guide selection based on system requirements and installation parameters.
Q: What benefits does corrosion-resistant construction offer?
A: Corrosion-resistant construction extends the service life of the valve, minimizes maintenance needs, and ensures continued safe operation even in harsh, high-pressure, or high-temperature environments.