Kunkle Valve Bailey Model 756 Safety Relief Valves

The Kunkle Valve Bailey Model 756 Safety Relief Valve, designed and manufactured by Emerson, is a high-performance pressure relief solution engineered to provide reliable protection for pressurized systems, vessels, and pipelines. This model is specifically developed for steam, air, gas, and liquid applications, offering dependable overpressure protection with exceptional accuracy and repeatability. Built with precision-machined internal components and a robust spring-loaded design, the Model 756 ensures consistent set pressure performance and tight reseating after discharge. Its versatile configuration options and broad material selection make it suitable for use in industries such as power generation, chemical processing, oil and gas, refining, and general industrial service. The valve’s compact, rugged construction and ease of maintenance make it ideal for both new installations and replacement applications where safety and system integrity are paramount.

Technical Specification of Kunkle Valve Bailey Model 756 Safety Relief Valves

• Valve Type: Safety relief valve, spring-loaded

• Model: Bailey 756

• Sizes: ½” to 4” (DN15 to DN100)

• Pressure Range: Up to 300 psig (20.7 barg), depending on configuration

• Temperature Range: -29°C to +427°C (-20°F to +800°F)

• Body Materials: Bronze, stainless steel, or carbon steel

• Seat and Disc Materials: Stainless steel or resilient options for specific media compatibility

• Connections: Threaded (NPT) or flanged (ASME, DIN)

• Applicable Media: Steam, air, gases, and liquids

• Standards & Certifications: ASME Section VIII, API 526 / 527, PED compliant

Feature of Kunkle Valve Bailey Model 756 Safety Relief Valves

• Design incorporates an adjustable blowdown ring.
• Meets all the requirements of BS6759 Part 1.
• Freely pivoting disc and precision lapped stainless steel trim give positive re-seating for steam duty.
• Fitted with a test lever for inline testing as standard.