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  • China wholesale Rubber Seat Gate Valve - Resilient Seated Cast Iron gate valve – Nortech

    China wholesale Rubber Seat 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...
  • China Supplier Sanitary Ball Valve - Double Block And Bleed Ball Valve – Nortech

    China Supplier Sanitary Ball Valve - Double Block And Bleed Ball Valve – Nortech

    Product Detail: What is Double Block And Bleed Ball Valve ? Double Block And Bleed Ball Valve is a combination of one or more block/isolation valves, usually ball valves, and one or more bleed/vent valves, usually ball or needle valves. The purpose of the block and bleed valve system is to isolate or block the flow of fluid in the system so the fluid from upstream does not reach other components of the system that are downstream. This enables the engineers to bleed off or vent or drain the re...
  • Fast delivery Universal Expansion Joint - Spiral Wounded Gasket – Nortech

    Fast delivery Universal Expansion Joint - Spiral Wounded Gasket – Nortech

    Product Detail: What is Spiral Wounded Gasket? Spiral Wounded Gasket consists of v-shape or w-shape metal strip and within non-metallic filler spiraling and welding. According to the various of flanges , it can be within or without inner and outer rings. It can meeting the most exacting conditions of both temperature and pressure and against virtually known corrosive and toxic media. Spiral wound gaskets has been widely applied in the field of heat exchange, exhaust, Nuclear, HDLE, ...
  • professional factory for High Temp Gate Valve – Forged Steel Gate Valve – Nortech

    professional factory for High Temp Gate Valve – Forged Steel Gate Valve – Nortech

    Product Detail: What is Forged Steel Check Valve ? A  Forged Steel Gate Valve is available in two bonnet designs. The first design is the Bolted Bonnet, with male-female joint, spiral wound gasket,  made in F316L/graphite. Ring joint gasket are also available on request. Forged Steel Gate Valve Technical Specifications Product Show: What is the Forged Steel Gate Valve used for? This kind of  Forged Steel Check Valve  is widely utilized in pipeline with liquid & other fluids. HVAC/ATC Chem...
  • Professional China Cast Steel Basket Strainer - Y Strainer – Nortech

    Professional China Cast Steel Basket Strainer - Y Strainer – Nortech

    Product Detail: Y Strainer is designed to mechanically remove solids and other particles from fluids. They are an essential component in numerous fluid control applications to ensure no down-stream component is affected by particles within the fluid. Y Strainer Technical Specifications Product Show: What is the Y Strainer used for? Y Strainer  are typically used in applications where the amount of solids to be removed is small, and where frequent clean-out is not...
  • 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...
  • 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...
  • Fixed Competitive Price Industrial Gate Valve - Parallel Slide Gate Valve – Nortech

    Fixed Competitive Price Industrial 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...
  • Super Lowest Price Lateral Expansion Joint - Rubber Expansion Joint Single Sphere – Nortech

    Super Lowest Price Lateral Expansion Joint - 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...
  • Best quality Cast Steel Swing Check Valve - Lift Check Valve – Nortech

    Best quality Cast Steel Swing Check Valve - Lift Check Valve – Nortech

    Product Detail: What is Lift Check Valve ? Lift Check Valve is designed to prevent the reversal of flow in a piping system. These valves are activated by the flowing material in the pipeline.The pressure of the fluid passing through the system opens the valve, while any reversal of flow will close the valve. Closure is accomplished by the weight of the check mechanism, by back pressure, by a spring, or by a combination of these means. The general types of check valves are swing, tilting-disk,...
  • 2020 China New Design Duplex Basket Strainer - Y Strainer – Nortech

    2020 China New Design Duplex Basket Strainer - Y Strainer – Nortech

    Product Detail: Y Strainer is designed to mechanically remove solids and other particles from fluids. They are an essential component in numerous fluid control applications to ensure no down-stream component is affected by particles within the fluid. Y Strainer Technical Specifications Product Show: What is the Y Strainer used for? Y Strainer  are typically used in applications where the amount of solids to be removed is small, and where frequent clean-out is not...
  • Hot Sale for Ball Valve Fire Safe - Trunnion Ball Valve – Nortech

    Hot Sale for Ball Valve Fire Safe - Trunnion Ball Valve – Nortech

    Product Detail: What is Trunnion Ball Valve ? Trunnion Ball Valve  is used to cut off or connect the media in various of Class150~Class2500. The valves made of different materials are suitable for various media such as water, steam, oil, liquefied gas, natural gas, coal gas, nitric acid, oxidizer, urea and etc. The driving modes include manual operation and electric operation. The connection ends can be flange or butt welding. Trunnion Ball Valve Technical Specifications Nom...