More than 20 years of OEM and ODM service experience.

Featured Products

  • Free sample for DIN Hand Wheel Operated Cast Carbon Steel Flanged Slab Gate Valve

    Free sample for DIN Hand Wheel Operated Cast Carbon Steel Flanged Slab Gate Valve

    Material of main body:  Polarised rubber

    Lining:   Nylon cord fabric

    Frame:  Hard steel wire

    Size:    1/2″-72″(DN15-DN1800)

    Pressure rating :   PN10/16,Class125/150

    NORTECH is one of the leading China Rubber Expansion Joint Singl Sphere Manufacturer & Supplier.

  • IOS Certificate Good Quality EPDM/PTFE/Rubber/NBR/Viton 24″/DN600 Dual CF8 Plate Pn10 Pn16 Wafer Type Spring Loaded Silencing Spring Check Valve for Watertreatment

    IOS Certificate Good Quality EPDM/PTFE/Rubber/NBR/Viton 24″/DN600 Dual CF8 Plate Pn10 Pn16 Wafer Type Spring Loaded Silencing Spring Check Valve for Watertreatment

    Rubber seat dual plate check valve,double door check valve

    WRAS,ACS certified for drinking water,potable water

    DN50-DN1000,2″-40″

    PN10/PN16,ANSI Class125/150

    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 Rubber Seat Dual Plate Check Valve Manufacturer & Supplier.

  • High definition DIN Hand Wheel Operated Cast Carbon Steel Flanged Slab Gate Valve

    High definition DIN Hand Wheel Operated Cast Carbon Steel Flanged Slab Gate Valve

    Parallel slide gate valves are widely used in high pressure and high temperature services such as steam and feedwater.Double discs in parallel postion with compressed spring between them,double sealing with line pressure makes better sealing performance.

    Designed standard ASME B16.34,API600, BS1414

    Size Range:2″~72″(DN50~DN1800)
    Pressure Class:ASME CLASS 150~4500
    Main material:carbon steel, low temperature steel, staniless steel, alloy steel & duplex steel etc.
    Ends:RF, BW, RTJ etc.
    Operation type:H.O,G.O,Pneumatic operation,Actuator operation etc.

    Various type of operation for parallel slide gate valves:handwheel,manual gear,electric actuator etc.

    NORTECH is one of the leading China Parallel Slide Gate Valve Manufacturer & Supplier.

  • Fully Welded Ball Valve API6D CLASS 150~2500

    Fully Welded Ball Valve API6D CLASS 150~2500

    Full welded ball valve,API6D API6D CLASS 150~2500 pipeline ball valve

    Forged steel completely welded,underground valve.

    Size Range:1/2″~60″(DN15~DN1500)

    Pressure Class:ASME CLASS 150~2500
    Main material:carbon steel, low temperature steel, staniless steel, alloy steel & duplex steel etc.
    Ends:RF,RTJ,SW,NPT,BW etc.
    Operation type:H.O,G.O,Pneumatic operation,Actuator operation etc.

    NORTECH is one of the leading China Fully Welded Ball Valve  Manufacturer & Supplier.

  • Y Strainer ASME CLASS 150~2500

    Y Strainer ASME CLASS 150~2500

    Y Strainer ASME CLASS 150~2500

    Size Range:2″~24″(DN15~DN600)

    Pressure Class:ASME CLASS 150~2500
    Main material:carbon steel, low temperature steel, staniless steel, alloy steel & duplex steel etc.
    Ends:RF,RTJ,SW,NPT,BW etc.

    NORTECH is one of the leading China Y Strainer  Manufacturer & Supplier.

  • Top Entry Check  Valve

    Top Entry Check Valve

    Top Entry Check  Valve  ,carbon steel,stainless steel and alloy steel

    Size Range:2″~60″(DN50~DN1500)

    Pressure Class:ASME CLASS 150~2500
    Main material:carbon steel, low temperature steel, staniless steel, alloy steel & duplex steel etc.
    Ends:RF, BW, RTJ etc.

    NORTECH is one of the leading China Top Entry Check  Valve Manufacturer & Supplier.

  • Swing Check Valve ASME CLASS 150~2500

    Swing Check Valve ASME CLASS 150~2500

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

    Size Range:2″~60″(DN50~DN1500)

    Pressure Class:ASME CLASS 150~2500
    Main material:carbon steel, low temperature steel, staniless steel, alloy steel & duplex steel etc.
    Ends:RF, BW, RTJ etc.

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

  • Parallel Slide Gate Valve ASME CLASS 150~4500

    Parallel Slide Gate Valve ASME CLASS 150~4500

    Parallel slide gate valves are widely used in high pressure and high temperature services such as steam and feedwater.Double discs in parallel postion with compressed spring between them,double sealing with line pressure makes better sealing performance.

    Designed standard ASME B16.34,API600, BS1414

    Size Range:2″~72″(DN50~DN1800)
    Pressure Class:ASME CLASS 150~4500
    Main material:carbon steel, low temperature steel, staniless steel, alloy steel & duplex steel etc.
    Ends:RF, BW, RTJ etc.
    Operation type:H.O,G.O,Pneumatic operation,Actuator operation etc.

    Various type of operation for parallel slide gate valves:handwheel,manual gear,electric actuator etc.

    NORTECH is one of the leading China Parallel Slide Gate Valve Manufacturer & Supplier.

  • Full Weld Ball Valve

    Full Weld Ball Valve

    Full Weld Ball Valve 

    suitable for severe working conditions,high temperature,wear resistance

    could be Uni-directional sealing and bi-directional sealing

    DBB available for Trunnion metal seated ball valve

    NPS:1/2″-36″

    Pressure rating:Class150-900lbs

    ASME B16.34,API6D

    NORTECH is one of the leading China Full Weld Ball Valve Manufacturer & Supplier.

  • Wholesale ODM China Wafer Type PTFE/Rubber Lined Butterfly Valve

    Wholesale ODM China Wafer Type PTFE/Rubber Lined Butterfly Valve

    Design and Manufacture standard:API609/EN593

    Face to face:ISO5752/EN558-1 series 20

    Flange end EN1092-2 PN10/PN16,ANSI 125/150

    wafer/lug DN50-DN600(2″-24″)

    Body:Ductile iron/carbon steel/stainless steel

    Disc:carbon steel lined PTFE/stainless steel polished

    Seat:PTFE

    NORTECH is one of the leading China PTFE lined butterfly valve Manufacturer & Supplier.

  • Cheap price China Double Flange Tilting Disc Check Valve

    Cheap price China Double Flange Tilting Disc Check Valve

    Rubber disc swing check valve,swing flex,flexible swing check valve.

    Nominal diameter: DN50-DN900/2”-36”

    Disc type: Swing Check Valve

    Design standard: BS5153/DIN3202 F6/AWWA C508

    Body material: Cast iron/Ductile iron

    Disc material: Cast iron+Rubber vulcanised/Ductile iron vulcanised.

    Seat material: Brass/Bronze/Stainless steel

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

  • Hot Selling for China DIN/ANSI/API Double Flange End Concentric/Triple Eccentric Butterfly Valve for Lever/Wormgear/Electric/Penumatic/Hydraulic

    Hot Selling for China DIN/ANSI/API Double Flange End Concentric/Triple Eccentric Butterfly Valve for Lever/Wormgear/Electric/Penumatic/Hydraulic

    Triple eccentric butterfly valve,high performance

    Design and Manufacture standard:API609

    Face to face:ANSI B 16.10

    Temperature and pressure ASME B 16.34

    Pressure rating ANSI 150/300/600/900

    DN50-DN1500(2″-60″)

    Materials:Carbon steel/Stainless steel/Monel/Hastelloy etc

    Seat:Multi-layer or metal-metal

    NORTECH is one of the leading China Triple Eccentric Butterfly Valve Manufacturer & Supplier.