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Professional China Api609 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... -
China Supplier Cryogenic 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... -
Professional China Cast Iron Swing Check Valve - Rubber Disc Swing Check Valve – Nortech
Product Detail: What is Rubber Disc Swing Check Valve ? Rubber Disc Swing Check Valve 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 valve-seat when upstream flow is stopped, to prevent back flow. allows full, unobstructed flow and automatically closes as pressure decreases.These valves are fully closed when the flow reaches zero and prevent back flow.Turbulence and pr... -
Factory wholesale Din En Check Valve - Air cushioned cylinder Swing Check Valve – Nortech
Product Detail: What is Cast Iron Swing Check Valve ? Cast Iron Swing Check Valve 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 valve-seat when upstream flow is stopped, to prevent back flow. allows full, unobstructed flow and automatically closes as pressure decreases.These valves are fully closed when the flow reaches zero and prevent back flow. Turbulence and press... -
2020 wholesale price Lug Butterfly Valve - Resilient seated Butterfly Valve lug type – Nortech
What is Resilient Seated Butterfly Valve Lug Type? 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 at the center of the body that functions a... -
High Quality for Manual Butterfly Valve Double Eccentric – PTFE lined butterfly valve – Nortech
Product Detail: What is PTFE lined butterfly valve ? PTFE lined 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... -
Cheap PriceList for Electric Globe Valve - 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 Globe Valve 4500lbs - DIN-EN Globe Valve – Nortech
What’s the DIN-EN globe valve? DIN-EN Globe valve is designed and manufactured according to former Germany standard,DIN and nowadays European standard EN13709.it’s mainly used in the countries in European Union. it’s linear motion closing-down valve used to start, stop or regulate the flow using a closure member referred as a disc. The seat opening changes proportionately with the travel of the disc which is ideal for duties involving flow regulation. the DIN-EN Globe valves... -
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... -
New Arrival China Straight Type Globe Valve - 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... -
Rapid Delivery for Pipe 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... -
Quality Inspection for Marine 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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