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  • Renewable Design for Gate Valve Lock - API 600 Wedge Gate valve – Nortech

    Renewable Design for Gate Valve Lock - 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...
  • Good quality Manual Butterfly Valve - Double Flange Butterfly Valve – Nortech

    Good quality Manual 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...
  • High Quality for Cast Steel Trunnion Ball Valve - Metal Seated Ball Valve – Nortech

    High Quality for Cast Steel Trunnion Ball Valve - Metal Seated Ball Valve – Nortech

    Product Detail: What is Metal Seated Ball Valve ? Metal to metal seat ball valve owns not only various advantages of common industrial ball valves,but also particular and outstanding characteristics in heat-durability,especially when soft seal could not be used,such as in pipeline delivery of medium with high friction dust,slurry,and solid foreign matters mixture. The seat is of stainless copper body with stellite alloy pile-up welding.The ball is of stainless copper body,with three surface t...
  • Factory wholesale Plumbing Expansion Joint - Forged Steel Flange – Nortech

    Factory wholesale Plumbing Expansion Joint - Forged Steel Flange – Nortech

    Product Detail: What is Forged Steel Flange ? Forged Steel Flange can be a collar, ring or solid disk that attaches to various pipe applications that allow or restrict the flow of liquids and gases. Pipe Flange installment is usually completed by welding the Flange onto the pipe but the Industry also offers Threaded and Lap Joint Flanges that don’t require welding for installment. Flange connections are achieved by drilling equally spaced bolt holes into the Flange that align with t...
  • Special Design for Fire Main Gate Valve - Metal Seat Cast Iron Gate Valve – Nortech

    Special Design for Fire Main Gate Valve - Metal Seat Cast Iron Gate Valve – Nortech

    Product Detail: What is Metal Seat Cast Iron Gate Valve ? Metal Seat Cast Iron Gate Valve is an open/close a gate, direction and perpendicular to the direction of flow of the gate valve can only be fully open and close, unwell door parameter varies, usually for 5 °, medium temperature is not high for 2 ° 52 ‘.To improve its technology, to make up for the sealing surface Angle deviation in the processing process, this kind of ram is called elastic ram. Metal Seat Cast Iron G...
  • Factory wholesale Double Block And Bleed Plug Valve - Lifting plug valve – Nortech

    Factory wholesale Double Block And Bleed 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...
  • Manufacturer for Type U Butterfly Valve - Triple Eccentric Butterfly Valve – Nortech

    Manufacturer for Type U Butterfly Valve - 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...
  • Good Quality Gate Valve - Resilient Seated Cast Iron gate valve – Nortech

    Good Quality Gate Valve - Resilient Seated Cast Iron gate valve – Nortech

    Product Detail: What is Resilient Seated Cast Iron gate valve ? Resilient Seated Cast Iron gate valve  has a plain valve bottom allowing free passage for sand and pebbles in the valve. If impurities pass as the valve closes, the rubber surface will close around the impurities while the valve is closed. A high-quality rubber compound is soft enough to absorb impurities, yet strong enough to wash the impurities through when the valve is opened again. This means that the rubber surface...
  • Cheap PriceList for Ball Type Nrv - Cast Iron Swing Check Valve – Nortech

    Cheap PriceList for Ball Type Nrv - Cast Iron Swing Check Valve – Nortech

    Product Detail: What is Cast Iron Swing Check Valve ? Cast Iron Swing Check Valve 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 valve-seat when upstream flow is stopped, to prevent back flow. allows full, unobstructed flow and automatically closes as pressure decreases.These valves are fully closed when the flow reaches zero and prevent back flow. Turbulence and press...
  • PriceList for Sleeved Plug Valve - Lifting plug valve – Nortech

    PriceList for Sleeved 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...
  • Factory wholesale A105 Steel Flange - Rubber Expansion Joint Single Sphere – Nortech

    Factory wholesale A105 Steel Flange - Rubber Expansion Joint Single Sphere – Nortech

    Product Detail: What is Rubber Expansion Joint Single Sphere? Rubber Expansion Joint Single Sphere  is a flexible connector consisting of natural or synthetic elastomers, fabric and when necessary metallic reinforcements. They are designed to absorb the vibration on the pipeline and noises. Various rubber materials are choosed according to the fluid type and service condition. Rubber Expansion Joint Single Sphere Technical Specifications Type 1:Single sphere flanged expansion j...
  • Low price for Free Stem Butterfly Valve - Double Eccentric Butterfly Valve – Nortech

    Low price for Free Stem Butterfly Valve - Double Eccentric Butterfly Valve – Nortech

    Product Detail: What is Double Eccentric Butterfly Valve ? Double Eccentric Butterfly Valve is an innovative double offset design product with advanced world leading technology. This butterfly valve has a unique structure with ultra reliable sealing performance, wide working conditions and low operation torque. Double Eccentric Butterfly Valve Technical Specifications Design  API 609/ASME B16.34 End Connection  Wafer/Lug/Double flanged Operation  Manual/Pneumatic/Electric Size Range ...