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Bronze Relief Valves For Liquid Service

Kunkle Valve Model # 19 20 200

  • Sizes: 1/2 thru 3 inch
  • Pressure Limits: 300 PSIG – 300°F
  • Applications: Over pressure relief and protection of pumps, tanks, lines and hydraulic systems. Pressure regulation and continuous bypass relief.
  • Features: Extra-heavy, rugged construction. Both inlet and outlet connections are cast integral with body to permit easy inspection and servicing without disconnecting piping.

Bronze Relief Valves For Air, Non-Hazardous Gas

Kunkle Valve Model # 30

  • Sizes: 1/4 inch
  • Pressure Limits: 60 – 4000 PSIG – 20°F to 300°F
  • Applications: Small to medium size, multi-stage air compressors, intercoolers, aftercoolers.
  • Features: Top guided disc, high capacity, brass construction, maunual lift ring.

Iron, Steel, Stainless Steel Relief Valves for Liquid Service

Kunkle Valve Model # 71S 171 171S

  • Sizes: 1/2 thru 2 inch
  • Pressure Limits: 400 PSIG – 400°F
  • Applications: Over pressure relief and protection of pumps, tanks, lines and hydraulic systems. Acid, caustic, ammonia and other corrosive liquids requiring iron, steel or stainless steel materials. Pressure regulation and bypass relief all 316 stainless steel Model 171S suitable for sanitary/edible Applications.
  • Features: Extra-heavy, rugged construction. Seats lapped for optimum performance. Ball bearing pivot between disc and spring corrects misalignment and compensates for spring side thrust.

Iron Relief Valves for Liquid Service

Kunkle Valve Model # 91

  • Sizes: 1-1/2 thru 6 inch
  • Pressure Limits: 400 PSIG – 300°F
  • Applications: Over pressure relief and protection of pumps, tanks, lines and hydraulic systems. Pressure regulation.
  • Features: Quality cast iron body and bonnet with bronze trim (insert and disc). Available with optional stainless steel insert and disc. Spring is steel with plating for corrosion protection. Highlift, wing-guided disc offers high relieving capacity.

Stainless Steel Liquid Safety Relief Valve

Kunkle Valve Model # 140

  • Sizes: 3/4 & 1/2 inch
  • Pressure Limits: 300 PSIG – 406°F
  • Applications: A general utility valve of Stainless Steel construction for liquid service.
  • Features: Requires minimum installation space.

215V Iron Vacuum Valve 337 High Capacity Air Valve

Kunkle Valve Model # 215V and 337

  • Sizes: 2, 2-1/2 and 3 inch
  • Pressure Limits: 215V 22 inch HG – 406°F 337 1-60 PSI – 406°F
  • Applications: Bulk hauling trailers/equipment. Light Gauge tanks. Protection of high-volume vacuum pumps and conveying systems.
  • Features: High capacity full nozzle design. Bronze nozzle, disc and guide with cast iron housing. Warn ring offers easy adjustability for precise opening with minimum preopen or simmer and exact blowdown.

Iron Relief Valves for Liquid Service

Kunkle Valve Model # 218 228

  • Sizes: 3, 4 and 6 inch
  • Pressure Limits: Adjustable 60/200 PSIG – 300°F
  • Applications: Fire Pump Service, UL and FM approved.
  • Features: Quality cast iron body and bonnet with bronze trim (insert and disc). Available with optional stainless steel insert and disc. Spring is steel with plating for corrosion protection. High-lift, wing guided disc offers high relieving capacity.

Iron Safety Valves for Steam, Air, Non-hazardous Gas Service

Kunkle Valve Model # 252 253 6252 6253

  • Sizes: 1-1/2 thru 6 inch
  • Pressure Limits: 250 PSIG – 406°F
  • Applications: Steam Boiler and Generators. Pressure Reducing Stations. Air/Gas Compressors – Reciprocating or Rotary. Pressure Vessels – Including Tanks, Receivers, Intercoolers, Oil-Gas Separators, Lines.
  • Features: Heavy-duty construction of high quality cast iron with bronze or stainless steel semi-nozzle trim. Dual control rings offer easy adjustability for precision opening with minimum preopen or simmer and exact blow-down control. Heavy-duty lift lever assembly.

Steel Safety Valves for Steam, Air, Gas and Liquid Service

Kunkle Valve Model # 264 265 266 267

  • Sizes: 1/2, 3/4 and 1 inch
  • Pressure Limits: 3300 PSIG – 750°F
  • Applications: Protection of pumps, compressors, pressure vessels or systems, handling corrosive fluids or vapors at high pressure and/or temperature. Sentinel (warning) on Steam Equipment.
  • Features: Top-guided design offers high-capacity with .110 square inch orifice area. Ball bearing pivot between disc and spring corrects misalignment and compensates for spring-side thrust.

Drip Pan Elbows

Kunkle Valve Model # 299

  • Sizes: 3/4 – 12 inch
  • Pressure Limits:
  • Applications: Recommended installation on outlet/discharge pipe for safety valves in steam service.
  • Features: Up to 4 inch drip pan elbows have female NPT connection to the safety valve. 6-10 inch have a integral 125# ANSI flange connection.

Steel Safety Valves for Steam, Air, Non-hazardous Gas Service

Kunkle Valve Model # 300 600

  • Sizes: 1-1/4 thru 6 inch
  • Pressure Limits: 1000 PSIG – 800°F
  • Applications: Steam Boilers and Generators, Pressure Reducing Stations, Air/Gas Compressors – Reciprocating or Rotary, Pressure Vessels – Including Tanks, Receivers, Intercoolers, Oil-Gas Separators, Lines.
  • Features: Heavy-duty construction of high quality cast steel with stainless steel full-nozzle trim. Dual control rings offer easy adjustability for precision opening with minimum preopen or simmer and exact blow-down control. Heavy duty lift lever assembly.

Iron Safety Valves for Air and Non-hazardous Gas Service

Kunkle Valve Model # 337

  • Sizes: 2, 2-1/2 and 3 inch
  • Pressure Limits: 60 PSIG – 300°F
  • Applications: Protection of low to medium pressure high volume blowers, compressors and pneumatic conveying systems, bulk hauling trailers/equipment, light-gauge tanks, Pressure Vessels – Receivers.
  • Features: High-capacity full nozzle design. Bronze nozzle, disc and guide with cast iron housing. Warn ring offers easy adjustability for precise opening with minimum preopen or simmer and exact blowdown control. Lift lever for pull-up manual testing.

Safety Valve for Hot Water Heating Boilers

Kunkle Valve Model # 537

  • Sizes: 3/4, 1, 1-1/2 and 2 inch
  • Pressure Limits: 160 PSIG – 250°F
  • Applications: Hot water boilers and generators. ASME code Section IV.
  • Features: Top guided disc assembly incorporates resilient seal in seating area. 3/4 & 1 inch valves feature bronze body and bonnets. 1-1/2 & 2 inch valves have cast iron housing with bronze/brass trim.

Bronze Safety Valves for Air, Non-hazardous Gas Service

Kunkle Valve Model # 541 542 548

  • Sizes: 1/4, 1/2 inch
  • Pressure Limits: 200 PSIG – 200°F(Model 541, 542) 400 PSIG – 400°F(Model 548)
  • Applications: Air Compressors, intercoolers, aftercoolers. ASME code Section VIII.
  • Features: Top guided disc, high capacity, brass construction, resilient seat options, manual lift ring.

Bronze, Steel and Stainless Safety Relief Valves for Air, Gas, Steam, Liquid, Vacuum Service

Kunkle Valve Model # 910 911 912 913 916 917 918 919 927

  • Sizes: 1/2 thru 2 inch
  • Pressure Limits: 900 PSIG – 800°F (Steel and Stainless Steel) 900 PSIG – 406°F (Bronze with Stainless Steel) 300 PSIG – 406°F (Bronze with Brass-Bronze Trim)Air/Gas 250 PSIG – 406°F (Bronze with Brass-Bronze Trim)Steam
  • Applications: Air/Gas Compressors, Liquid-filled Pressure Vessels/Systems -ASME Sec VIII(UV), High temperature/Pressure Hotwater Boilers -ASME Sec I(V) Pressure Vessels – containing gas, air, liquid or steam.
  • Features: Valve housing is heavy-duty cast steel/stainless steel or bronze. Standard spring material is chrome vanadium steel suitable for temperatures to 450°F. Pivoting disc design corrects misalignment and offers exceptional performance.

Iron Safety Valves for Low Pressure Steam Heating Boilers

Kunkle Valve Model # 930

  • Sizes: 2, 2-1/2 and 3 inch
  • Pressure Limits: 15 PSIG only – 250°F
  • Applications: Low pressure steam heating boilers ASME Code Section IV.
  • Features: Extra high capacity for industrial, commercial and residential low-pressure steam heating boilers. Cast iron with bronze nozzle, disc and guide. Lift lever for pull-up manual testing.

Bronze Safety Valves for Steam, Air, Non-hazardous Gas Service

Kunkle Valve Model # 6010 6021 6030 6182 6230 6283

  • Sizes: 1/2 thru 2-1/2 inch
  • Pressure Limits: 300 PSIG – 406°F
  • Applications: Steam boilers and generators, Air/Gas Compressors, Pressure Vessels – containing steam, air or non-hazardous gas.
  • Features: Dual control rings offer easy adjustability for precise opening with minimum preopen or simmer and exact blow-down control. Models 6021, 6121, 6221 offer Teflon (PFA) disc inserts for exceptional leak-free performance (Use on steam only.) Models 6030, 6130, 6230 supplied with stainless steel disc and nozzle for use on severe Applications and/or set pressure up to 300 psi. Viton and EPR soft seats available.
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Pressure Regulating Valves

Air, Gas, Steam & Liquid

  • Water, Air, Light Oil: spray equipment, dishwashers, air tanks, food, chemical and industrial process lines
  • Steam: unit heater, pressing irons, steam cookers, degreasers, sterilizers, vulcanizers

Cryogenic Valves and Controls

  • Pressure reducing valves, pressure build-up regulators, back pressure valves
  • Economizer and combination valves
  • Low temperature cut-off valves, safety relief and shut-off valves
  • Final line regulators, strainers, high purity valves
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Safety Valves

  • Vents excess flow to prevent system pressure from exceeding a preset limit

Flow Control Valves

  • Controls the pressure of flow for air, liquid or gas

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