More than 20 years of OEM and ODM service experience.

Cast Steel Check Valve

  • Cast Steel Lift Check Valve

    Cast Steel Lift Check Valve

    DIN/EN Cast steel Lift check valve,piston check valve

    Diameter:DN15-DN400,PN16-PN100

    BS EN 12516-1,BS1868

    Face to face to EN558-1/DIN3202

    Body/bonnet/Disc:GS-C25/1.4308/1.4408

    Trim:13CR+STL/F304/F316

    NORTECH is one of the leading China Cast Steel Lift Check Valve Manufacturer & Supplier.

  • Metal Seat Dual Plate Check Valve

    Metal Seat Dual Plate Check Valve

    Metal seat dual plate check valve,double door check valve

    DN50-DN1200,2″-48″

    PN10/PN16/PN25/PN40/PN63/PN100,Class150/300/600/900/1500/2500

    Face to face to API594/ISO5752/EN558-1 series 16

    Flange ASME B16.5,ASME B16.47,EN1092-1 

    NORTECH is one of the leading China Metal Seat Dual Plate Check Valve Manufacturer & Supplier.

  • ASME Swing Check Valve

    ASME Swing Check Valve

    ASME Swing check valve,carbon steel,stainless steel and alloy steel

    Diameter:2″-32″,Class150-Class2500

    BS1868/ASME B16.34/API6D

    Face to face to ANSI B16.10

    Body/bonnet/Disc:WCB/LCB/WC6/WC9/CF8/CF8M

    Trim:No.1/No.5/No.8/Alloy

    NORTECH is one of the leading China ASME Swing Check Valve Manufacturer & Supplier.