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  • New Arrival China Rubber Lined Butterfly Valve - Double Eccentric Butterfly Valve rubber seated – Nortech

    New Arrival China Rubber Lined 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...
  • Good Quality Check Valve - Cast Iron Swing Check Valve – Nortech

    Good Quality Check Valve - Cast Iron Swing Check Valve – Nortech

    What’s cast iron swing check valve? Cast Iron Swing Check Valve consists of a valve body,a bonnet,and a disc that is connected to a hinge. The disc 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.it 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 pressure drop within ...
  • Hot-selling Full Port Plug Valve - Soft Sealing Sleeve Plug Valve – Nortech

    Hot-selling Full Port Plug Valve - Soft Sealing Sleeve Plug Valve – Nortech

    Product Detail: What is Soft Sealing Sleeve Plug Valve ? Soft Sealing Sleeve Plug Valve  applicable to the cutting and connection of pipelines medium that are used in various industries such as petroleum,chemical industry, pharmacy, chemical fertilizer, power industry etc under nominal pressure of PN1.6-16MP ,and working temperatures of -20~180°C Soft Sealing Sleeve Plug Valve Technical Specifications 1)ANSI Series Nominal Size Range: NPS 1/2” ~ 14” Pressure Rating: Class 150LB ~ 900LB Connec...
  • 2020 China New Design Hydraulic Balancing Valve - Static Balancing Valve – Nortech

    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...
  • Cheap price Double Eccentric Butterfly Valve Flange Type - Resilient seated Butterfly Valve lug type – Nortech

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

    Factory Cheap Hot Concentric Butterfly Valve - 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,...
  • Good Wholesale Vendors Api6d Ball Valve - 3 Piece Floating Ball Valve – Nortech

    Good Wholesale Vendors Api6d 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...
  • Manufacturing Companies for Piston Globe Valve - Bellow Seal Globe Valve – Nortech

    Manufacturing Companies for Piston 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 Wras Certified Butterfly Valve - Resilient Seated Butterfly Valve Wafer Type – Nortech

    Wholesale Wras Certified Butterfly Valve - Resilient Seated Butterfly Valve Wafer Type – Nortech

    What is Resilient Seated Butterfly Valve Wafer 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...
  • Factory wholesale Double Expansion Gate Valve - Parallel Slide Gate Valve – Nortech

    Factory wholesale Double Expansion Gate Valve - Parallel Slide Gate Valve – Nortech

    What is the parallel slide gate valve? Parallel Slide Gate Valve is a special design of gate valve. It’s an alternative to the traditional flexible wedge type gate valves. The disc is in two halves, compressed spring Inconel X750 loaded, that seat on parallel seat rings. The disc “slides” in contact with the seats, hence the name. The discs are in permanent contact with the seat rings, getting a tight seal due to the horizontal inconel spring located in between and without the wedging sy...
  • High Quality Butterfly Valve Manufacturer China - Triple Eccentric Butterfly Valve – Nortech

    High Quality Butterfly Valve Manufacturer 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...
  • PriceList for Awwa Butterfly Valve Factory - Double Eccentric Butterfly Valve rubber seated – Nortech

    PriceList for Awwa Butterfly Valve Factory - 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...