Continuous Bypass Relief Liquid Pressure Relief Valve Rugged Construction

Basic Information
Place of Origin: China
Brand Name: KUNKLE
Certification: CE
Model Number: 19 and 20
Minimum Order Quantity: 1 set
Packaging Details: One Valve Models 19 and 20 Safety Liquid Relief Valves packed with one fumigation wooden box.
Delivery Time: 7 working days after deposit
Payment Terms: L/C, T/T, Western Union
Supply Ability: 100 sets/Month
Features: Extra Heavy, Rugged Construction Name: Valve Models 19 And 20 Safety Liquid Relief Valves With 3800MD Positioner
Brand: KUNKLE Model: 19 And 20
Connections: Threaded NPT Or Flanged Temperature Range: -60° To 406°F (-51° To 208°C)
Sizes: 15 To 80 Mm Pressure Range: -60° To 406°F (-51° To 208°C)
Valve Type: Safety Liquid Relief Valves Applications: Pressure Regulation
High Light:

back pressure regulator


fisher relief valve

Valve Models 19 and 20 Safety Liquid Relief Valves 


Product Description


A range of valves suitable for overpressure relief and protection of pumps, tanks, lines and hydraulic systems; pressure regulation and continue


  • Inlet and outlet connections cast integral with body for easy inspection and servicing without disconnecting piping.
  • Available with optional female NPT inlet or flanged inlet and outlet connections.
  • Beveled seats lapped for optimum performance.
  • Stainless steel spring for optimum corrosion resistance.
  • Spherical pivot between disc and spring corrects misalignment and compensates for spring side thrust.
  • Tested and inspected for pressure setting and leakage.


• Overpressure relief and protection of pumps, tanks,lines and hydraulic systems.

• Pressure regulation.

• Continuous bypass relief.




Product Name Valve Models 19 and 20 Safety Liquid Relief Valves 
size 15 to 80 mm
Model 19 and 20
Connections Threaded NPT or flanged
Temperature range -60° to 406°F (-51° to 208°C)
Pressure range 1 to 500 psig (.07 to 20.7 barg)
Valve Type Safety Liquid Relief Valves
Features Extra heavy, rugged construction
Applications Pressure regulation



Company Information



Our Service

     1.Swift delivery

     For common parts, we can deliver the goods within 3 days

    2.Original products

     All the products we sell are from origin manufacturer. We will submit all the manufacturer documentation while we finish delivery.

    3.Quality Assurance

    4.Technical Support

     Including inspection,repair and maintenance, we can give all kinds of technical support.

    5.Quickly responce

     Our staffs will keep 24h online and answer your question very quickly.

A variety of controls for cryogenic systems including liquid and gas line-pressure buildup regulators, economizer (heat leak) back pressure valves, temperature safety valves, combination valves, shut-off valves and finalline/service-line regulators.

Contact Details
Edward Zhao

Phone Number : 15121023088

WhatsApp : +8615121023088