Back check valves (flanged)

  • Wafer Type is designed to fit inside Schedule 160, 80 or less steel pipe
  • Wafer type: Fits inside the bolts of 150 or 300-pound American Standard steel pipe flanges
  • Flanged type is designed to fit between 150 or 300-pound American Standard steel pipe flanges
  • Flanged type. Ring groove flanges can be furnished if required
  • Generous flow channels provide minimal pressure drops
  • Available in carbon steel or stainless-steel

Flanged back check valves are one-way valves that protect container contents from escaping if piping or fittings accidentally break. They are usually used in gas installations where a high flow is needed yet restricted to flowing in one direction.

Body:
Carbon steel, Stainless steel
Guide:
Carbon steel, Stainless steel
Spring:
Stainless steel
Poppet:
Stainless steel
Gas types:
LPG (Propane, Butane), NH3 (Ammonia, Anhydrous Ammonia)
Connections:
Flange
Type:
ANSI
Operating pressure:
50 bar (720 psi)
Internal pressure:
Max. 137 bar (2000 psi)
Temperature range:
-45˚C to +148˚C (-50˚F to +300˚F)
Sizes and range:
1" to 10"
Series available:
167, 218, 230 models
Standards:
CE-PED, UL listed

*Materials and specifications are subject to generalisation. Our experienced people are ready to help you find the correct fit for your application.

Body:
Carbon steel, Stainless steel
Guide:
Carbon steel, Stainless steel
Spring:
Stainless steel
Poppet:
Stainless steel
Gas types:
LPG (Propane, Butane), NH3 (Ammonia, Anhydrous Ammonia)
Connections:
Flange
Type:
ANSI
Operating pressure:
50 bar (720 psi)
Internal pressure:
Max. 137 bar (2000 psi)
Temperature range:
-45˚C to +148˚C (-50˚F to +300˚F)
Sizes and range:
1" to 10"
Series available:
167, 218, 230 models
Standards:
CE-PED, UL listed

*Materials and specifications are subject to generalisation. Our experienced people are ready to help you find the correct fit for your application.

Alternative products

No related products were found.

Did you know?

A disc type can be installed between two flanges

Flange back check valves can be specially requested in 12″

A threaded back check valve can be installed inside a threaded flange

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