-
Factory wholesale Orbit Ball Valve - 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... -
High Quality Stop Valve - 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... -
Free sample for Conical Plug Valve – 3 way plug valve – Nortech
What’s the 3 way plug valve ? 3 way plug valve is a kind of valve with closing parts or plunger shape, which is opened or closed by rotating 90 degrees so that the port on the valve plug is the same or separate from the port on the valve body. 3-way,4-way plug valve is applicable to change the media flowing direction or to distribute the media, that are used in various industries such as petroleum,chemical industry, pharmacy, chemical fertilizer, power industry etc under nominal pressu... -
Super Purchasing for Gate Valve Hydrant - Metal Seated 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... -
Hot-selling Ss316l Floating 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... -
High Quality for Parallel Seat 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... -
Chinese Professional Double Door Wafer Check Valve - Forged Steel Check Valve – Nortech
Product Detail: What is Forged Steel Check Valve ? Forged Steel Check Valve is available in two bonnet designs. The first design is the Bolted Bonnet, with male-female joint, spiral wound gasket, made in F316L/graphite. Ring joint gasket are also available on request. The second design is the welded bonnet, with a threaded and seal welded joint. On request a full penetration strength welded joint is available. Forged Steel Check Valve Technical Specifications Product Show: What is the Forged... -
OEM/ODM China Soft Seat Butterfly Valve - 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... -
New Arrival China Eccentric 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... -
Well-designed Threaded Gate Valve - Metal Seated 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... -
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,... -
Leading Manufacturer for Gate Valve Fire Hydrant - 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...
- Call Support 021-54717893
- Email Support sales@nortech-v.com