Kunkle Valve Models 300/600 Safety Relief Valves

Kunkle Valve Models 300/600

Safety Relief Valves

High-performance cast steel safety relief valves designed to meet ASME Section I for steam applications and ASME Section VIII for air, gas, and steam services, ensuring reliable pressure control and system protection.

Features & Benefits

1. Robust Construction

   • Heavy-duty cast steel body with stainless steel full-nozzle trim ensures durability and optimal performance.

2. Ease of Maintenance

   • Bolted Yoke Design: Simplifies maintenance and allows easy disassembly.

   • Steel Yoke with Cover Shield: Protects guiding surfaces while fully exposing the spring for quick access.

3. Precision Performance

   • Dual control rings allow fine adjustment for precise opening, minimizing pre-open or simmer, and enabling exact blowdown control.

   • Seats are lapped to optical flatness for tight shutoff and leak prevention.

4. Safety and Reliability

   • Factory-sealed adjustments prevent unauthorized tampering or disassembly.

   • Each valve is thoroughly tested and inspected for pressure setting accuracy and leakage.

5. Additional Features

   • Heavy-duty lift lever assembly for manual operation.

   • Optional gags available for specific service conditions.

Specifications

• Body Material: Cast Steel

• Trim Material: Stainless Steel Full Nozzle

• Standards Compliance:

  • ASME Section I: For steam applications

  • ASME Section VIII: For air, gas, and steam services

Applications
Ideal for industrial applications requiring high performance and compliance with ASME standards, including steam systems, pressure vessels, and air/gas services.