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  • Best-Selling American Gate Valve - API 600 Wedge Gate valve – Nortech

    Best-Selling American Gate Valve - API 600 Wedge Gate valve – Nortech

    Product Detail: What is API 600 Wedge Gate valve ? The opening and closing parts of the API 600 Wedge Gate valve  are the gate, the direction of motion of the gate is perpendicular to the fluid direction. The wedge gate valve can only be fully opened and fully closed and can not be adjusted and throttled. It consists of a valve body, a bonnet, and a disk that is connected to a hinge. The disk swings away from the valve-seat to allow flow in the forward direction, and returns to valv...
  • 2020 High quality Metal Seated Plug Valve - Lifting plug valve – Nortech

    2020 High quality Metal Seated Plug Valve - Lifting plug valve – Nortech

    Product Detail: What is Lifting plug valve ? Lifting plug valve  applicable to the cutting and connection of pipelines medium that are used in various industries such as petroleum, chemical industry,pharmacy,chemical ferllizer,power industry etc under nominal pressure of CLASS150-1500LBS,and working temperatures of -29~550°C Lifting plug valve Specifications PRINCIPLE OF OPENING AND CLOSING OF THE VALVE Process of opening and closing of the valve. when opening the valve,first o...
  • China wholesale Lubricated Plug Valve - Lifting plug valve – Nortech

    China wholesale Lubricated Plug Valve - Lifting plug valve – Nortech

    Product Detail: What is Lifting plug valve ? Lifting plug valve  applicable to the cutting and connection of pipelines medium that are used in various industries such as petroleum, chemical industry,pharmacy,chemical ferllizer,power industry etc under nominal pressure of CLASS150-1500LBS,and working temperatures of -29~550°C Lifting plug valve Specifications PRINCIPLE OF OPENING AND CLOSING OF THE VALVE Process of opening and closing of the valve. when opening the valve,first o...
  • High Quality Butterfly Valve Manufacturer China - Triple Eccentric Butterfly Valve – Nortech

    High Quality Butterfly Valve Manufacturer China - Triple Eccentric Butterfly Valve – Nortech

    Product Detail: What is Triple Eccentric Butterfly Valve ? Triple Eccentric Butterfly Valve is a premier valve well-suited for operation in light vacuum to high-pressure applications and ideally suited for applications requiring absolute zero leakage. Compared to gate, globe or ball valves of the same size and pressure class, Triple Eccentric Butterfly Valve provides space and weight savings while minimizing installation and maintenance costs. Triple Eccentric Butterfly Valve Technical Specif...
  • PriceList for Double Basket Strainer - Basket Strainer – Nortech

    PriceList for Double Basket Strainer - Basket Strainer – Nortech

    Product Detail: What is Basket Strainer ? Basket Strainer are used in applications that requires a strainer with an extremely large capacity. We offer basket strainers in wide range of sizes, materials, pressures, end connections, and cover configurations.  Basket Strainer Technical Specifications Basket Strainer Technical Specifications Basket strainer with stainless steel filter Body:ductile iron GGG40 FLANGE ANSI B16.1/ANSI B16.5–DIN PN10/PN16 Stainless steel perforated scre...
  • Good Quality Butterfly Valve - Double Flange Butterfly Valve – Nortech

    Good Quality Butterfly Valve - Double Flange Butterfly Valve – Nortech

    Product Detail: Double Flange Butterfly Valve is a valve used for flow regulation in large pipe diameters in which the disc takes the form of disk. Operation is similar to that of a ball valve. A plate or disc is positioned in the center of the pipe. The disc has a rod passing through it that is connected to an actuator on the outside of the valve. Rotating the actuator turns the disc either parallel or perpendicular to the flow. They are open and close very quickly when actuated pneumaticall...
  • 2020 High quality Check Valve With Pneumatic Actuator - Metal Seat Dual Plate Check Valve – Nortech

    2020 High quality Check Valve With Pneumatic Actuator - Metal Seat Dual Plate Check Valve – Nortech

    Product Detail: What is Metal Seat Dual Plate Check Valve ? Metal Seat Dual Plate Check Valve  is an all purpose non return valve that is much stronger, lighter in weight and smaller in size compared to a conventional swing check valve or life check valve. The Dual Plate Check Valve employs two spring-loaded plated hinged on a central hinge pin. When the flow decreases, the plates close by torsion spring action without requiring reverse flow.This design offers the twin advantages of No Water ...
  • Factory source Underground Ball Valve - Fully Welded Ball Valve – Nortech

    Factory source Underground Ball Valve - Fully Welded Ball Valve – Nortech

    Product Detail: What is Static Balancing Valve ? Nortech Fully Welded Ball Valve is developed by the engineering technical personnel from the factory with more than 30 years experience in design and manufacture of high-pressure valve and international latest technical standard,it is mainly applied for the long distance pipeline transportation of petrol,natural gas and gas pipeline system in cities.Because of the special characteristics of underground type ball valve,the capability to endure p...
  • Factory wholesale Motorised Gate Valve - Parallel Slide Gate Valve – Nortech

    Factory wholesale Motorised Gate Valve - Parallel Slide Gate Valve – Nortech

    Product Detail: What is Parallel Slide Gate Valve ? Parallel Slide Gate Valve  is an alternative option of double disc valve, having single wedge instead of double wedge. The horizontal spring keeps the discs in permanent contact with the seat rings, assuring tight seal. Parallel Slide Gate Valve Technical Specifications Product name Parallel slide gate valve Nominal diameter 2”-24”(DN50-DN600) End connection RF,BW,RTJ Pressure rating PN16/25/40/63/100/250/320,Class 150/300/600/900/1...
  • Hot New Products Resilient Seated Check Valve - Swing Check Valve – Nortech

    Hot New Products Resilient Seated Check Valve - Swing Check Valve – Nortech

    Product Detail: What is Swing Check Valve ? Swing Check Valve  is mounted with a disc that swings on a hinge or shaft. The disc swings off the seat to allow forward flow and when the flow is stopped, the disc swings back onto the seat to block reverse flow. The weight of the disc and the return flow has an impact on the shut-off characteristics of the valve. Swing check valves with lever and weight or lever and spring. Swing Check Valve Technical Specifications Our advantages of Swing Check V...
  • 2020 China New Design Resilient Seated Butterfly Valve - PTFE lined butterfly valve – Nortech

    2020 China New Design Resilient Seated Butterfly Valve - PTFE lined butterfly valve – Nortech

    Product Detail: What is PTFE lined butterfly valve ? PTFE lined butterfly valve is a valve used for flow regulation in large pipe diameters in which the disc takes the form of disk. Operation is similar to that of a ball valve. A plate or disc is positioned in the center of the pipe. The disc has a rod passing through it that is connected to an actuator on the outside of the valve. Rotating the actuator turns the disc either parallel or perpendicular to the flow. Unlike a ball valve, the disc...
  • Discount wholesale Fire Hose Gate Valve - API 600 Wedge Gate valve – Nortech

    Discount wholesale Fire Hose Gate Valve - API 600 Wedge Gate valve – Nortech

    Product Detail: What is API 600 Wedge Gate valve ? The opening and closing parts of the API 600 Wedge Gate valve  are the gate, the direction of motion of the gate is perpendicular to the fluid direction. The wedge gate valve can only be fully opened and fully closed and can not be adjusted and throttled. It consists of a valve body, a bonnet, and a disk that is connected to a hinge. The disk swings away from the valve-seat to allow flow in the forward direction, and returns to valv...