FISHER™ 3610JP
Specifications:
Model: 3610JP Pilot-Operated Safety Relief Valve
Design Standard: JIS B 8210 (Spring-loaded and Pilot-Operated Safety Valves for Steam Boilers and Pressure Vessels)
Operation Type: Pilot-Operated
Main Valve Specifications:
Valve Size: Common JIS sizes (e.g., 50A, 65A, 80A, 100A, 125A, 150A)
Pressure Rating: JIS pressure classes (e.g., 10K, 16K, 20K, 30K, 40K)
End Connections: JIS Flanges (e.g., JIS 10K, 16K, 20K RF flange facing)
Orifice Area: Designed to meet JIS capacity requirements for specific sizes and set pressures.
Pilot Specifications:
Pilot Type: Typically a standard pilot for steam service. Other pilots (e.g., for liquid) may be available.
Set Pressure Range: Defined based on the JIS pressure class of the valve.
Performance Characteristics:
Accumulation (Overpressure): Typically 3% for steam (per JIS B 8210).
Blowdown: Adjustable, typically around 4-7%.
Relieving Capacity: Certified per JIS B 8210 standards.
Materials of Construction:
Main Valve Body: SCPH 2 Cast Steel (equivalent to WCB) is standard for JIS valves.
Piston & Seat: Stainless Steel.
Pilot: Stainless Steel and Brass.
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