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  • Factory Cheap Hot Concentric Butterfly Valve - Double Eccentric Butterfly Valve rubber seated – Nortech

    Factory Cheap Hot Concentric 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...
  • New Delivery for Oil Tank Ball Valve - Fully Welded Ball Valve – Nortech

    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...
  • Cheap price Double Eccentric Butterfly Valve Flange Type - Double Eccentric Butterfly Valve – Nortech

    Cheap price Double Eccentric Butterfly Valve Flange Type - 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...
  • Best Price on Hydrant Gate Valve - Bellows Seal Gate Valve – Nortech

    Best Price on Hydrant Gate Valve - Bellows Seal Gate Valve – Nortech

    What’s the bellows seal gate valve? Bellows Seal Gate Valve was invented to meet strict requirements of tightness and severe working conditions. except for the conventional packing assembly as all the gate valve,the bellows seal gate valve also has a bellow packing device. it’s completely different approach to packing is a device called a bellows seal,an accordion-like metal tube fastened to the valve stem and to the bonnet,forming a leak-proof seal with negligible friction a...
  • Factory Cheap Hot Bellow Seal Globe Valve - Bellow Seal Globe Valve – Nortech

    Factory Cheap Hot Bellow Seal 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...
  • Wholesale Dealers of Top Entry Ball Valve - 3 Piece Floating Ball Valve – Nortech

    Wholesale Dealers of Top Entry Ball Valve - 3 Piece Floating Ball Valve – Nortech

    What’s 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. Main features 3 pi...
  • High Quality for Manual Butterfly Valve Double Eccentric – Double Eccentric Butterfly Valve – Nortech

    High Quality for Manual Butterfly Valve Double Eccentric – 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 Sale for Ball Valve Fire Safe - Trunnion mounted Ball Valve – Nortech

    Hot Sale for Ball Valve Fire Safe - 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...
  • Reasonable price Globe Valve 1500lbs - ASME Globe Valve – Nortech

    Reasonable price Globe Valve 1500lbs - ASME Globe Valve – Nortech

    Product Detail: What is ASME Globe Valve? ASME 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. ASME Globe Valve Technical Specifications 2″-12″,Class150-Class1500 BS1873/ASME B16.34 Face to face to ANSI B16.10 Body/bonnet/disc:Carbon Ste...
  • Manufacturer for Tilting Disc Check Valve - ASME Swing Check Valve – Nortech

    Manufacturer for Tilting Disc Check Valve - ASME 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...
  • Low price for Pfa Lined Plug Valve - Lift plug valve – Nortech

    Low price for Pfa Lined 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 Gold Supplier for Lpg Ball Valve - Top Entry Ball Valve – Nortech

    China Gold Supplier for Lpg 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...