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Wholesale Psb Swing Check Valve - Rubber Seat Dual Plate Check Valve – Nortech
What’s the rubber seat dual plate check valve? The 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.it 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 Hammer and Non Slam simultaneously.... -
Special Design for Air 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... -
New Delivery for Oil Tank 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 Cheap Hot Bronze Seated 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... -
China wholesale Butterfly Valve Factory China - 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 supplied Gasoline 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... -
professional factory for High Temp Gate 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... -
Wholesale Flanged 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... -
Factory best selling Level 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... -
Free sample for Spring Loaded Ball Check Valve - Ball Check Valve – Nortech
Product Detail: What is Ball Check Valve? Ball Check Valve functions by means of a ball that moves up and down inside the valve. The seat is machined to fit the ball, and the chamber is conically shaped to guide the ball into the seat to seal and stop a reverse flow. If the pump capacity is not sufficient it is possible to choose a lighter ball, and if water hammer occurs when the pump stops, it may be solved by selecting a heavier ball. Ball Check Valve Technical Specifications Our advantage... -
Hot-selling Ss316l Floating 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... -
Lowest Price for Flanged Gate Valve - Forged Steel Gate Valve – Nortech
What’s the API602 forged steel gate valve? API602 Forged Steel Gate Valve is a special design of small sizes gate valves. it has all the characteristics of gate valves.as normal,the opening and closing parts are the gate,in shape of a wedge,that’s the reason that they are named as wedge gate valve.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.The...
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