1 0
    DFT Inc. →

    ALC® 4" Wafer Check Valve, API 594 Face-to-Face, A216 WCB, 316 SS, 150 & 300 Class

    ALC® 4" Wafer Check Valve, API 594 Face-to-Face, A216 WCB, 316 SS, 150 & 300 Class

    INL-3b2b60

    ALC® 4" Wafer Check Valve with stainless steel components, ASME Class 150 & 300 rated, prevents water hammer and reverse flow.

    $289.99
    $289.99
    Sale

    Initiate Order

    ALC® 4" Wafer Check Valve, API 594 Face-to-Face, A216 WCB, 316 SS, 150 & 300 Class

    ALC® 4" Wafer Check Valve, API 594 Face-to-Face, A216 WCB, 316 SS, 150 & 300 Class

    $289.99

    Quantity: 1

    Claim Your Seller Account

    ALC® 4" Wafer Check Valve, API 594 Face-to-Face, A216 WCB, 316 SS, 150 & 300 Class

    ALC® 4" Wafer Check Valve, API 594 Face-to-Face, A216 WCB, 316 SS, 150 & 300 Class

    $289.99

    Quantity: 1

    Delivery via Maden

    Expect your order to arrive on time.

    Secure Payments

    All orders are processed through a secure, PCI-compliant checkout.

    View full details
    The ALC® 4" Wafer Check Valve is a spring-assisted, single guided valve that prevents water hammer and reverse flow. Meeting API 594 Face-to-Face dimensions, this valve is designed for liquids, gases, and steam applications. With stainless steel components, inconel spring, and Viton® seats, it ensures reliability. The valve is ASME Class 150 & 300 rated, with a cracking pressure of 0.5 psi and a temperature range of -20 to 400°F. Features include tapped holes for lifting lugs, silent closing, and horizontal/vertical installation.

    Ready to Grow Without Cash Flow Constraints?

    Get Net 30, 60, or 90 day terms at 0% interest on any purchase

    Check Your Eligibility Now
    Ready to Grow Without Cash Flow Constraints?

    Product Specifications

    Application 0
    Autoclaves | Boiler Feed & Discharge | Chemical Lines | Compressor Discharge | Condensate Lines | Cookers | Cooling Towers | Crude & Refined Product Lines | Cryogenics | Digester | Evaporators | Fly Ash System | Generator Inlet & Discharge | Hydraulic Lines | Metering Pumps | Mine Dewatering | Nitrogen Purge | Process Lines | Pump Discharge | Refrigeration | Steam Lines | Vacuum Breaker | Water Lines | Water Treatment
    Available Soft Seat Materials Available Soft Seat Materials
    Buna-N (-70 to 250ºF) | EPDM (-75 to 300ºF) | TFE®-Viton® (-40 to 400ºF) | Viton® (-40 to 400ºF) | Zelon® (37 to 450ºF)
    Codes And Standards Ansi
    B1.1 | B16.34 | B16.5
    Codes And Standards Astm
    A216GR WCB | A351GR CF8M
    Codes And Standards Mss
    SP-25 | SP-6 | SP-61
    Codes And Standards Other
    API 594 | API PED
    Features 0
    API 594 Face-to-Face dimensionsWafer RF endsSpring-assisted silent closingHorizontal or vertical installationSizes 2" thru 24"ASME Class 150 and 300Standard body materials:- A216 WCB- A351 CF8MStainless steel seat, disc & bushingNitronic 60 stemInconel® X-750 Spring0.5 psi cracking pressure springSeat Leakage per MSS SP-61Tapped holes in body for lifting lugs Axial flow Nozzle style
    Materials Of Construction Body
    A216 Grade WCB
    Materials Of Construction Body Material
    Carbon Steel
    Materials Of Construction Bushing
    A479 316
    Materials Of Construction Discstem Assembly
    316 SS/Nitronic 60
    Materials Of Construction Gasketing
    CFG (Corrugated Flexible Graphite)
    Materials Of Construction Seat
    A351 CF8M/Viton®
    Materials Of Construction Spring
    Inconel® X-750
    Materials Of Construction Trim
    316 SS
    Options 0
    Body Materials:Alloy 20Hastelloy®Others upon request316 SS springCustom sizing - low flowStellited trimNACESoft-Seat
    Specifications Asme Class
    150 | 300
    Specifications B Dia
    7 in | 177.8 mm
    Specifications Cold Working Pressure
    740 psig | 51.06 barg
    Specifications Cracking Pressure Cp
    0.59 psig | 0.041 bar
    Specifications Cv
    430
    Specifications Dimension A
    2.88 in | 73 mm
    Specifications Dimension B
    7 in | 177.8 mm
    Specifications Ends
    Wafer (RF)
    Specifications Series
    ALC®
    Specifications Size
    4.00 in | DN 100
    Specifications Temperature Rating
    -20 to 400 ºF
    Specifications Weight
    17.4 lb | 7.9 kg
    Specifications Working Steam Pressure
    635 psig