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Chinese wholesale Double Flange Butterfly Valve - Double Eccentric Butterfly Valve – Nortech
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. the principal caracteristics of the double eccentric butterfly valves is the double eccentric,also called double offset disc design. it allows the disc to move off the seat reducing running torq... -
Hot-selling Motorized Butterfly Valve - Double Eccentric Butterfly Valve – Nortech
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. the principal caracteristics of the double eccentric butterfly valves is the double eccentric,also called double offset disc design. it allows the disc to move off the seat reducing running torq... -
Good quality Globe Valve Integral Flange - 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 Cheap Hot Duo 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.... -
Hot Selling for Full Bore 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 wholesale Double Block And Bleed Plug Valve - Lift plug valve – Nortech
What is Lift plug valve ? Non-lubricated metal seated LIFT PLUG VALVES were developed over 80 years ago to solve problems with existing valves in catalyst cracking service. As the valves preformed so well in this service it was also recommended for use in other hash applications in the chemical & petrochemical industry.As the valves preformed so well in this service it was also recommended for use in other hash applications in the chemical & petrochemical industry. To explain why... -
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 Hydraulic Balancing Valve - Static Balancing Valve – Nortech
Product Detail: What is Static Balancing Valve ? Static Balancing Valve also known as balancing valves, manual balancing valves, digital lock balancing valves, double-position regulating valves, are used to solve the problem of branch pressure differential balance in pipeline design ball. Static Balancing Valve make it possible to introduce appropriate pressure drops so that each branch of the hydraulic circuit has the required design flow rate. They are equipped with suitable pressure ports... -
Hot Sale for Ball Valve Fire Safe - 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... -
Factory wholesale Pneumatic Butterfly Valve Double Eccentric - U Type Butterfly Valve – Nortech
What’s U type butterfly valve? U type Butterfly Valve,first of all,it’s a type of resilient seated butterfly valve,is also referred to as “concentric”,”rubber lined” and “rubber seated” butterfly valve,has a rubber (or resilient) seat between the external diameter of the disc and the internal wall of the valve. Butterfly valve is 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... -
High Quality Static Balancing Valve - Static Balancing Valve – Nortech
Product Detail: What is Static Balancing Valve ? Static Balancing Valve also known as balancing valves, manual balancing valves, digital lock balancing valves, double-position regulating valves, are used to solve the problem of branch pressure differential balance in pipeline design ball. Static Balancing Valve make it possible to introduce appropriate pressure drops so that each branch of the hydraulic circuit has the required design flow rate. They are equipped with suitable pressure ports... -
Good quality Manual Butterfly Valve - Double Eccentric Butterfly Valve rubber seated – Nortech
What’s the double eccentric butterfly valves? 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. The double eccentric butterfly valve`s sealing ring is made of elastomer fit in disc, it availabe be used in unidirectional sealing application, Commonly used in the water or municipal water...
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