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  • Hot-selling Motorized Butterfly Valve - Wafer Butterfly Valve – Nortech

    Hot-selling Motorized Butterfly Valve - Wafer Butterfly Valve – Nortech

    Product Detail: What is Wafer Butterfly Valve? Wafter 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 is always...
  • China wholesale Ball Valve Manufacturer China - 3 Piece Floating Ball Valve – Nortech

    China wholesale Ball Valve Manufacturer China - 3 Piece Floating Ball Valve – Nortech

    Product Detail: What is 3 Piece Floating Ball Valve ? The 3 Piece Floating Ball Valve  has two body joints which means the body is made out of of three pieces, giving rise to the name “three piece. This 3 piece body design allows a larger ball to be installed at the time of manufacture,making this a full bore ball valve (Full port). Nortech 3 Piece Floating ball valve is a new product manufactured by transformation the common valve and adoption of the up-to-date international standard. 3 Piec...
  • Cheap price Lift Check Valve 1500lbs - Swing Check Valve – Nortech

    Cheap price Lift Check Valve 1500lbs - 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...
  • High Quality for Quarter Turn Plug Valve - Lifting plug valve – Nortech

    High Quality for Quarter Turn 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...
  • Hot-selling Motorized Butterfly Valve - Lug Butterfly Valve – Nortech

    Hot-selling Motorized Butterfly Valve - Lug Butterfly Valve – Nortech

    Product Detail: What is Lug Butterfly Valve ? Lug 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 is always pre...
  • New Arrival China Rubber Lined Butterfly Valve - Triple Eccentric Butterfly Valve – Nortech

    New Arrival China Rubber Lined 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...
  • High Quality for Flexible Expansion Joints - Spiral Wounded Gasket – Nortech

    High Quality for Flexible Expansion Joints - 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, ...
  • Wholesale Forged Steel Globe Valve - Forged Steel Globe Valve – Nortech

    Wholesale Forged Steel Globe Valve - Forged Steel Globe Valve – Nortech

    Product Detail: What is Forged Steel Globe Valve? Forged Steel Globe Valve  is the most widely used valve. It is so popular because the friction between the sealing surfaces during opening and closing is small, it is more durable, the opening height is not large, the manufacturing is easy, and the maintenance is convenient. Nortech  Forged Steel Globe Valve is available in two bonnet designs. The first design is the Bolted Bonnet, with male-female joint, spiral wound gasket, made in F316L/gra...
  • Factory wholesale A105 Steel Flange - Rubber Expansion Joint Twin Sphere – Nortech

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

    Product Detail: What is Rubber Expansion Joint Twin Sphere? Rubber Expansion Joint Twin 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 Twin Sphere Technical Specifications Type 1:Single sphere flanged expansion joints....
  • 2020 Latest Design Resilient Gate Valve - API 600 Wedge Gate valve – Nortech

    2020 Latest Design Resilient 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...
  • 8 Year Exporter Straight Pattern Globe Valve - DIN-EN Globe Valve – Nortech

    8 Year Exporter Straight Pattern Globe Valve - DIN-EN Globe Valve – Nortech

    Product Detail: What is DIN-EN Globe Valve? DIN-EN Globe Valve  is a mechanism used to control or stop the flow of liquid or gas through a pipe. The seat of a globe valve is in the middle of and parallel to the pipe, and the opening in the seat is closed off with a disk or plug. Globe valves can be structured to handle flow in either direction. DIN-EN Globe Valve Technical Specifications Design: BS-EN 13709 Face-t-face:  EN558-1/DIN3202 Flange : En12627/EN1092-1 Test : EN12266 Bellows:  MSS-S...
  • Super Lowest Price Pressure Balanced Plug Valve - Lifting plug valve – Nortech

    Super Lowest Price Pressure Balanced 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...