API Check Valves

24 Results
Flanged Check Valve -- DFT® PDC®
from DFT Inc.

The DFT ® Model PDC ® Silent Check Valve is specially designed for use on the discharge side of reciprocating air or gas compressors. It includes a pulse damping chamber to maintain the disc in the open position during the momentary reductions in flow associated with each cycle of a... [See More]

  • Agency: API; ANSI; ANSI Class 150 To 1500
  • Material Of Construction: Stainless Steel (optional feature); Steel (optional feature)
  • Valve Type: BallDisk; Severe Service
  • Valve Size: 2.00 to 12.00
Flanged Spring Assisted Center Guided Check Valves -- DFT® Excalibur®
from DFT Inc.

The DFT ® Excalibur ® Silent Check Valve is a spring-assisted, center guided, in-line, check valve that provides reliable, low maintenance service for a wide range of fluids and pressure/temperature combinations. The valve consists of a body, gasket, seat, spring, disc with stem and guide... [See More]

  • Agency: API; ANSI; ANSI Class 150/300
  • Material Of Construction: Aluminum (optional feature); Brass / Bronze (optional feature); Stainless Steel (optional feature); Steel (optional feature); Exotic Metal (optional feature)
  • Valve Type: BallDisk; Severe Service
  • Valve Size: 2.00 to 24.00
Flanged Spring Assisted Check Valves -- DFT® DLC®
from DFT Inc.

The DFT ® Model DLC ® is a corrosion resistant, dependable, versatile and economical spring assisted, in-line check valve for a wide range of applications. Whether the fluid is liquid, gas or steam, the DLC ® provides tight shut-off and protects other equipment in the system from water... [See More]

  • Agency: API; ANSI; ANSI Class 150/300, ANSI B16.34
  • Material Of Construction: Stainless Steel; Exotic Metal (optional feature)
  • Valve Type: BallDisk; Severe Service
  • Valve Size: 0.50 to 3.00
Spring Assisted Silent Check Valves -- DFT® GLC®
from DFT Inc.

The DFT ® Model GLC ® Silent Check Valve is a spring-assisted, center guided, in-line, flanged check valve that provides reliable, low maintenance service for a wide range of fluids and pressure/temperature combinations. The valve consists of a body, seat, spring, disc with stem and guide... [See More]

  • Agency: API; AWWA; ANSI; ANSI Class 150 To 2500, 125 & 250
  • Material Of Construction: Aluminum (optional feature); Brass / Bronze (optional feature); Cast Iron (optional feature); Stainless Steel (optional feature); Steel (optional feature); Exotic Metal (optional feature)
  • Valve Type: BallDisk; Severe Service
  • Valve Size: 1.00 to 24.00
Extraction Check Valves
from Schutte & Koerting

Check Valves, also referred to as Extraction Check Valves, prevent backflow in steam and water lines to protect valuable equipment from damage. Used in extraction lines from steam turbines to feedwater heaters, heating systems or process equipment, these extraction check valves are engineered for... [See More]

  • Agency: API; ASME; ANSI
  • Material Of Construction: Steel
  • Valve Type: Swing
  • Maximum Pressure: 150.00 to 600.00
Austenitic Stainless Steel Split Disc Check Valve -- SDCV4
from Spirax-Sarco

A range of austenitic stainless steel split disc check valves in a wafer pattern suitable for fitting between ASME (ANSI) Class 150 and Class 300, JIS / KS 10K and 20K flanges. Their function is to prevent reverse flow on a wide variety of fluids for applications in process lines, hot water systems,... [See More]

  • Agency: API; ANSI
  • Material Of Construction: Stainless Steel
  • Valve Type: Wafer
  • Valve Size: 1.97 to 11.81
Cast Iron Sure Check™ Valves -- 71
from Mueller Steam Specialty

Designed for liquids and gases where flow reversal can cause surge and water hammer. Elastomer seats provide bubble-tight shutoff. [See More]

  • Agency: API; ANSI; ANSI Class 125
  • Material Of Construction: Cast Iron
  • Valve Type: Wafer
  • Valve Size: 2.00 to 54.00
Check Valves -- Brands: Hydroseal, KF Valves, Mallard Control
from CIRCOR Energy

CIRCOR Energy continuously provides the industry with technically superior products oriented toward applications that can be exceptionally severe. And today, we produce a comprehensive portfolio of check valve configurations and materials that provide opportunities to service customers in many... [See More]

  • Agency: API; ANSI
  • Material Of Construction: Cast Iron; Stainless Steel (optional feature); Steel (optional feature)
  • Valve Type: BallDisk (optional feature); Swing (optional feature); Wafer (optional feature); Severe Service
  • Valve Size: 1.00 to 72.00
Aluminum Bronze Check Valves -- LD 016-ALCK
from Xiamen Landee Industries Co., Ltd.

Aluminum Bronze Check Valves With Lugged Pattern Wafer Type. [See More]

  • Agency: API; ANSI; BS, JIS
  • Material Of Construction: Aluminum; Brass / Bronze
  • Valve Type: Wafer
  • Valve Size: 1.00 to 60.00
Cast Steel Valves
from KITZ Corporation of America

KITZ offers a wide selection of cast steel valves with a variety of options appropriate for everything from small/large bore lines to low/high-pressure environments [See More]

  • Agency: API; ASME
  • Connection Description: BoltFlange
  • Material Of Construction: Steel
  • Media: Gas
Cast Full Port Lift Check Valves -- Pressure Class 150-600
from Cooper Valves

COOPER ® Valves full port lift check valves are an excellent choice for applications where faster closing speeds are required to prevent surges. Cooper lift checks are built with an Inconel X-750 spring for extra strength and corrosion resistance. Cooper lift checks have a low differential... [See More]

  • Agency: API; ANSI
  • Material Of Construction: Stainless Steel; Exotic Metal; Nickel Alloy, Monel, Hastelloy, Incoloy, Inconel,Titanium Alloy, Zirconium Alloy
  • Valve Type: Lift Check; Severe Service
  • Valve Size: 0.50 to 3.00
Dual-plated Wafer Type Check Valve -- SERIE 2000 - PN 16
from KSB AG

Design. Dual-plated wafer type check valve, single-piece body. Metal or elastomer sealing. Cast iron, ductile iron, cast steel or stainless steel body; maintenance free. PN 10 / 16 / 25 / 40, Class 150, Class 300. EN, ANSI and JIS flange connections available. Overview of technical data. Body... [See More]

  • Agency: API; ANSI; API 594 CLASS 125, 150, 300
  • Material Of Construction: Cast Iron (optional feature); Stainless Steel (optional feature); Steel (optional feature)
  • Valve Type: Wafer
  • Valve Size: 1.97 to 23.62
Austenitic Stainless Steel Split Disc Check Valve -- SDCV8
from Spirax-Sarco

A range of austenitic stainless steel split disc check valves in a wafer pattern suitable for fitting between PN16 and PN40 flanges. Their function is to prevent reverse flow on a wide variety of fluids for applications in process lines, hot water systems, steam and condensate systems. The... [See More]

  • Agency: API
  • Material Of Construction: Stainless Steel
  • Valve Type: Wafer
  • Valve Size: 1.97 to 11.81
Various Steel Sure Check™ Valves -- 76
from Mueller Steam Specialty

Designed for liquids and gases where flow reversal can cause surge and water hammer. [See More]

  • Agency: API; ANSI; ANSI Class 600
  • Material Of Construction: Stainless Steel (optional feature); Carbon Steel
  • Valve Type: Wafer
  • Valve Size: 2.00 to 12.00
Carbon Steel PTFE-Lined Valve -- LD-013-QF
from Xiamen Landee Industries Co., Ltd.

Carbon Steel PTFE-Lined Valves with Flanged Connection. Model Number: LD-013-QF. Key Specifications/Special Features: Types: gate, globe, check, ball, butterfly, diaphragm, pipe fitting. Manufacturing standards: API, ANSI, BS, DIN, JIS. Size range: from 1/2 inch to 48 inches (DN15mm - DN1200mm). [See More]

  • Agency: API; DIN; ANSI; BS, JIS
  • Material Of Construction: Steel; Carbon Steel
  • Valve Type: BallDisk
  • Valve Size: 0.50 to 48.00
Cast Full Port Swing Check Valves -- Pressure Class 150-600
from Cooper Valves

COOPER ® Valves cast check valves have a simple yet reliable design that allows them to perform with low pressure drop and excellent seat tightness. The Cooper cast check valve is also available for cryogenic service with an extended bonnet. Cast check valves larger than 12 ” are available... [See More]

  • Agency: API; ANSI
  • Material Of Construction: Stainless Steel; Exotic Metal; Nickel Alloy, Monel, Hastelloy, Incoloy, Inconel,Titanium Alloy, Zirconium Alloy
  • Valve Type: Swing; Severe Service
  • Valve Size: 0.50 to 24.00
Swing Check Valve -- ECOLINE SC 800/PT 800
from KSB AG

Design. Swing check valve (SC) or piston check valve (PT) designed to ANSI/ASME. Forged steel A105 trim 8 (stellite/13% Cr). Pressure/temperature rating to ASME B16.34. Threaded ends (NPT ) to ASME B1.20.1. Socket weld ends (SW) to ASME B 16.11. Testing to API 598. Reduced bore. Boltedcover. [See More]

  • Agency: API; ASME; ASME B16.34, API 602
  • Material Of Construction: Steel
  • Valve Type: Swing
  • Valve Size: 0.59 to 1.97
Carbon Steel Split Disc Check Valve -- SDCV3
from Spirax-Sarco

A range of carbon steel split disc check valves in a wafer pattern suitable for fitting between ASME (ANSI) Class 150 and Class 300, JIS / KS 10K and 20K flanges. Their function is to prevent reverse flow on a wide variety of fluids for applications in process lines, hot water systems, steam and... [See More]

  • Agency: API; ANSI
  • Material Of Construction: Steel
  • Valve Type: Wafer
  • Valve Size: 1.97 to 11.81
Various Steel Sure Check™ Valves -- 79
from Mueller Steam Specialty

Designed for liquids and gases where flow reversal can cause surge and water hammer. [See More]

  • Agency: API; ANSI; ANSI Class 2500
  • Material Of Construction: Stainless Steel (optional feature); Carbon Steel
  • Valve Type: Wafer
  • Valve Size: 2.00 to 12.00
Cast Iron Valve -- LD 012-CI
from Xiamen Landee Industries Co., Ltd.

Cast Iron Valves, Meeting Global Quality Standards. Model Number: LD 012-CI. Key Specifications/Special Features: Types: gate, globe, check, ball, butterfly, plug, foot, angle, air, Y-strainer... Manufacturing standards: API, ANSI, BS, DIN, JIS, MSS SP. Size range: from 1/2 inch to 64 inch (DN15mm -... [See More]

  • Agency: API; DIN; ANSI; BS, JIS, MSS SP
  • Material Of Construction: Cast Iron
  • Valve Type: BallDisk; Foot Valve
  • Valve Size: 0.50 to 64.00
Cyrogenic Full Port Check Valves -- Pressure Class 150-600
from Cooper Valves

Extreme temperatures and pressures require extreme precision and durability —just what Cooper's cryogenic full port check valves deliver. They're available in a variety of sizes ranging from 1/2" to 12", a range of ASME pressure classes, with bolted cover and metal or renewable disks. Options... [See More]

  • Agency: API; ANSI
  • Material Of Construction: Stainless Steel
  • Valve Type: Swing; Severe Service
  • Valve Size: 0.50 to 12.00
Carbon Steel Split Disc Check Valve -- SDCV7
from Spirax-Sarco

A range of carbon steel split disc check valves in a wafer pattern suitable for fitting between PN16 and PN40 flanges. Their function is to prevent reverse flow on a wide variety of fluids for applications in process lines, hot water systems, steam and condensate systems. The face-to-face dimension... [See More]

  • Agency: API
  • Material Of Construction: Steel
  • Valve Type: Wafer
  • Valve Size: 1.97 to 11.81
Dual Plate Check Valve -- LD 016-WCK3
from Xiamen Landee Industries Co., Ltd.

Key Specifications/Special Features: Working pressure: PN10; PN16. Body materials: cast iron, ductile iron, aluminum bronze, stainless steel and carbon steel. Applicable temperature: from -40 to +230 degrees C. Size range: from 2 to 40 inches diameter (DN25 to DN1000mm). Face to face according to... [See More]

  • Agency: API; DIN; ANSI; BS, JIS PN10, PN16
  • Material Of Construction: Aluminum; Brass / Bronze; Cast Iron; Ductile Iron; Stainless Steel; Steel; Carbon Steel
  • Valve Type: Swing
  • Valve Size: 2.00 to 40.00
Forged Regular Port Lift Check Valves -- Pressure Class 800-1500
from Cooper Valves

Precise response. Faster closing. Excellent seat tightness. Those are the strong points of COOPER ® Valves forged check valves. [See More]

  • Agency: API; ANSI
  • Material Of Construction: Stainless Steel; Exotic Metal; Nickel Alloy, Monel, Hastelloy, Incoloy, Inconel,Titanium Alloy, Zirconium Alloy
  • Valve Type: Lift Check; Severe Service
  • Valve Size: 0.50 to 2.00