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  • Top Suppliers Industrial Globe Valves - Bellow Seal Globe Valve – Nortech

    Top Suppliers Industrial Globe Valves - Bellow Seal Globe Valve – Nortech

    Product Detail: What is Bellow Seal Globe Valve? Bellow Seal 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. Bellow Seal Globe Valve Technical Specifications Body :Cast Steel(1.0619) –Stainless Steel(1.4308;1.4408)- Alloy Steel 1.7335(WC6) Stem : X2...
  • Reliable Supplier Reducing Ball Valve - Floating Ball Valve – Nortech

    Reliable Supplier Reducing Ball Valve - Floating Ball Valve – Nortech

    What’s floating ball valve? A Floating Ball Valve uses a rotating ball and a stem that provide on/off flow control. The floating ball valve utilize natural line pressure to press and seal the ball against the downstream seat. The line pressure is exposed to a greater surface area – the entire upstream face of the ball, which is an area equal to the actual pipe size. A floating ball valve is a valve with its ball floating (not fixed by a trunnion) inside the valve body, it drifts t...
  • Factory For 3pcs Ball Valve - Top Entry Ball Valve – Nortech

    Factory For 3pcs Ball Valve - Top Entry Ball Valve – Nortech

    What’s the top entry ball valve? When it comes to the body style, ball valves can often be divided into side entry ball valve, top entry ball valve and fully welded ball valve. Top entry ball valves are valves that assembled its ball from top side part. It just like a globe valve that has body and bonnet except the trim part utilize a ball type. It comprises one single body. Top entry ball valves are used in piping systems where the top of the valve can be removed to gain access to...
  • Newly Arrival Ball Valves Uk - Metal Seated Ball Valve – Nortech

    Newly Arrival Ball Valves Uk - 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...
  • High reputation Parallel Slide Valve - Large size Cast Iron Gate Valve – Nortech

    High reputation Parallel Slide Valve - Large size 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 Gate Valve Tec...
  • Hot sale Factory Ball Valve Jis 10k - Metal Seated Ball Valve – Nortech

    Hot sale Factory Ball Valve Jis 10k - 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...
  • China wholesale Ball Valve Manufacturer China - Trunnion mounted Ball Valve – Nortech

    China wholesale Ball Valve Manufacturer China - Trunnion mounted Ball Valve – Nortech

    What’s Trunnion mounted ball valves? The ball valve is a form of quarter-turn valve which uses a hollow, perforated and fixed/supported ball to control flow through it. A trunnion mounted ball valve means that the ball is constrained by bearings and is only allowed to rotate, the majority of the hydraulic load is supported by the System constraints, resulting in low bearing pressure and no shaft fatigue. Advantages of trunnion ball design is the lower operating torque, ease of operation...
  • 2020 China New Design Y Type Globe Valve - Bellow Seal Globe Valve – Nortech

    2020 China New Design Y Type Globe Valve - Bellow Seal Globe Valve – Nortech

    Product Detail: What is Bellow Seal Globe Valve? Bellow Seal 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. Bellow Seal Globe Valve Technical Specifications Body :Cast Steel(1.0619) –Stainless Steel(1.4308;1.4408)- Alloy Steel 1.7335(WC6) Stem : X2...
  • Best quality Ptfe Disc Butterfly Valve - Triple Eccentric Butterfly Valve – Nortech

    Best quality Ptfe Disc Butterfly Valve - Triple Eccentric Butterfly Valve – Nortech

    what’s triple eccentric butterfly valve? Triple eccentric butterfly valve,also known as triple offset butterfly valve,is one kind of high performance butterfly valves,designed for working conditions of high pressure,high temperature,and high frequencies of open and close. Concentric rubber lined butterfly valve,with mature design and manufacturing technology,are reliable in quality and friendly in cost.But for severe applications such as high temperatures or at high opening and clo...
  • Factory wholesale Pneumatic Butterfly Valve Double Eccentric - Double Flange Butterfly Valve – Nortech

    Factory wholesale Pneumatic Butterfly Valve Double Eccentric - Double Flange Butterfly Valve – Nortech

    What’s Double flange butterfly valves Double Flange Butterfly Valve is type of resilient seated butterfly valves,with integral flanges cast on both ends. same as all the other butterfly valves,it’s a quarter-turn valve that rotates 90 degrees to open or close the media flow. It has a circular disc, also known as the butterfly, found at the center of the body that functions as the closing mechanism of the valve. The disc is connected to an actuator or handle through the shaft,...
  • Well-designed Threaded Gate Valve - DIN-EN Wedge Gate Valve – Nortech

    Well-designed Threaded Gate Valve - DIN-EN Wedge Gate Valve – Nortech

    What is DIN-EN Wedge Gate Valve ? as normal wedge gate valves,the opening and closing parts of the DIN-EN Wedge Gate valve  are the gate,in shape of a wedge,that’s the reason that they are named as wedge gate valve. The wedge gate valve can only be fully opened and fully closed and can not be adjusted and throttled.The gate valve was designed to be used either fully open or fully closed, because due to the shape of its obturators which have the shape of a wedge, if it were operated part...
  • Chinese Professional Iso5211 Floating Ball Valve - Fully Welded Ball Valve API6D CLASS 150~2500 – Nortech

    Chinese Professional Iso5211 Floating Ball Valve - Fully Welded Ball Valve API6D CLASS 150~2500 – Nortech

    What’s full welded ball valve? Nortech Full 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 pipeline stres...