Check Valve Manufacturer in USA

Valves Only is the leading check valve manufacturer in the USA that provides you an extensive range of quality products. Wide range of check valves are available at Valve Only.

  1. Swing check valve
  2. Wafer check valve
  3. Ball check valve
  4. Lift check valve
  5. Dual plate check valve
  6. Silent check valve
  7. Non slam swing check valve
  8. Tilting disc check valve
  9. Pressure seal check valve
  10. Custom designed check valve

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These valves perform traditional functions in a smarter way, no matter where you are using them. To prevent the reverse flow of gas, fluid, and air in case of brake-down, check valves are certainly the best product in the industry.

These self-activating relied valves are used to start and stop the liquid flow. Check valves are majorly used for industrial purpose and water services. With a variety of different accessories, check valves are available on our website. If you are hunting for the well-equipped check valves, look no further than Valves Only.

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Showing all 12 results

  • Sale!
    $26.76

    Ball Check Valve

    Ball Check Valve 1. NORMAL DIAMETER NPS 2″ to 48″ 2. NORMAL PRESSURE CLASS 150 to 300 3. SUITABLE MEDIUM CORROSIVE ENVIRONMENT, OIL, GAS, WATER 4. SUITABLE TEMPERATURE -29℃ to – 450℃ 5. PORT TYPE FULL PORT 6. CONNECTION ENDS RF, NPT, BW, SW 7. BODY / COVER MATERIAL STAINLESS STEEL, CAST STEEL, DUPLEX STEEL, […]

  • Sale!
    $831.50

    Dual Disc Lug Type Check Valve

    Dual Disc Lug Type Check Valve: Product Name Dual Disc Lug Type Check Valve Valve Type Lugged Check Valve Size Range DN16 to DN100, 11/2″ to 40″ Pressure Range PN10 to PN420, CLASS150 to 2500 Connection End Lug  Construction is as follows: – Dual Plate – With Spring – Round, Full Lug or Double Flange […]

  • Sale!
    $12.21

    Dual Disc Wafer Type Check Valve

    Dual Disc Wafer Type Check Valve: Part N0. Material Code 1-Body Cast Iron Ductile Iron Cast Steel Stainless steel Aluminum Bronze GG25 GGG40 WCB CF8, CF8M C954, C958 2-Disc Ductile Iron GGG40 Stainless Steel CF8, CF8M Aluminum Bronze C954, C958 3- Spring Stainless Steel SS304, SS316, Inconel 4-Stem Stainless Steel SS416, SS431, SS304, SS316 5-Seat […]

  • Sale!
    $20.36

    Forged Steel Swing Check Valve

    Forged Steel Swing Check Valve Design & Manufacture: API 602, BS5352, ASME B16.34, B16.11, B1.20.1, B16.25 Size: 1/2″ to 2″ Pressure Rating: Class 150LB to 1500LB Temperature Rating: Up to 500 ℃ End Connection: Threaded, Socket-Welded or Butt-Welded Reduce Bore, Full Bore Standard Material: PART NAME MATERIALS BODY A105, LF2, F5, F11, F22, F304L, F316L,  F347, […]

  • Sale!
    $56.44

    Globe Silent Check Valve

    Globe Silent Check Valve: Seat : Ductile Iron, CuZn40pb2 Body : Cast Iron, Ductile Iron, Carbon steel, Stainless Steel Bushing : CuZn40pb2 Spring : Stainless steel O-Ring : NBR, EPDM, VITON Disc : Ductile Iron, CuZn40pb2 Size : DN50 to DN600 Flange Standard: DIN2501 PN10/16 ; BS4504 PN10/16 ; ANSI 125/150 Working Pressure: 1.6Mpa Product […]

  • Sale!
    $128.00

    Lift Check Valve

    Lift Check Valve PN(MPa)Nominal pressure 1.6 2.5 4.0 (MPa)Test pressure Shell strength test 2.4 3.75 6.0 Seal test (Liquid) 1.76 2.75 4.4 Seal test (Gas) 0.5~0.7 Suitable medium water,steam,oil PNiter acids Roil Suitable temperature  ≤425 ≤100  ≤550 Meterial of main parts No. Part name Material ASTM 1 Valve body WCB, WC1,WC6,WC9,C5 CF8,CF8M,CF8C,CF3,CF3M 2 Valve disc […]

  • Sale!
    $232.00

    Non Slam Swing Check Valve

    Non Slam Swing Check Valve: PN (MPa) 1.0 1.6 2.5 Test Pressure (MPa) Shell Strength 1.5 2.4 3.75 Sealing Performance 1.1 1.76 2.75 Working Temperature ≤ 80 °C Materials PART MATERIAL Body GGG40, GG20, WCB Bonnet GGG40, GG20, WCB Disc GGG40 + EPDM or NBR Hinge Stainless Steel Dimensions: DN (mm) Main Dimension L D D1 B H H1 B […]

  • Pressure Seal Swing Check Valve

    Pressure Seal Swing Check Valve Name Materials Body WCB WC1 WC6 WC9 Seat 25 15CrMoA 12Cr1MoVA Disc WCB WC1 WC6 WC9 Hinge WCB WC1 WC6 WC9 Bonnet 25 15CrMoA 12Cr1MoVA Sealing Ring 1Cr17Ni2 20CrMo1VA Sealing Ring S Mild Steel (Reinforced Flexible Graphite) S Mild Steel F Mild Steel Dimensions: 1500LB Nominal Diameter (in.) Size (mm) […]

  • Sale!
    $83.20

    Single Disc Swing Type Check Valve

    Single Disc Swing Type Check Valve Design and manufacture: API594, API 6D Face to face dimensions: ANSI B16.10, API 6D, DIN 3202, EN558-1 End Connection: ANSI B16.5, ASME B16.47 A/B, ISO 10423, EN1092-1, BS 4505,etc Wall Thickness: API 594 Testing standard: API598 Size: 1 1/2″-42″, DN40 to DN1000 Pressure rating: Class150 to Class600, PN10-100 Body: […]

  • Sale!
    $30.78

    Swing Check Valve

    Swing Check Valve Part Name Body Material Body/Bonnet WCB, Cast steel, SS304 WC6 LCB CF8M Disc 25 1Cr18Ni9Ti 1Cr18Ni9Ti 1Cr18Ni9Ti Swing Arm WCB 25Cr2MoV LCB CF8M Graphite Gasket 18-8 Flexible Graphite Bolt 35/35CrMo 25Cr2MoV 1Cr18Ni9Ti 1Cr18Ni9Ti Suitable Temp -29~425°C -29~550°C -46~350°C -40~550°C Suitable Medium Water, Oil, Steam Steam, Oil Propane, Ethene Nitric Acid Main Parameters […]

  • Tilting Disc Check Valve

    Tilting Disc Check Valve: Component name Materials Valve body Ductile Iron(GGG50) Wedge WCB Valve shaft 1Cr18Ni9Ti Bearing Complex self-lubricating bearing Sealing SS304, EPDM or SS304, SS316 +Flexible graphite or Hard Alloy, SS316+Flexible graphite Sealing parts EPDM,NBR   Dimensions: DN Size(mm) PN0.6MPa PN1.0MPa PN0.6MPa PN1.0MPa 250 0.07 0.62 300 0.28 0.57 400 0.33 0.5 500 0.45 […]

  • Sale!
    $27.77

    Wafer Silent Check Valve

    Wafer Silent Check Valve: Body: Cast Iron, Ductile Iron, WCB, SS304, SS316 Disc: Ductile Iron, SS304, SS316, C954 Stem: SS416 Seat ring: NBR, EPDM Technical Specification Size: DN50 to DN300 Working Pressure: PN16/Class125 Flange Drilling: ANSI B16.1 class 125, EN1092-2 PN16 Inspection and Test: API598 Face to face: ANSI 125/150 Flange standards: ASNI125/150 Testing: API598 […]