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  • Super Lowest Price Ball Check - Cast Steel Lift Check Valve – Nortech

    Super Lowest Price Ball Check - Cast Steel Lift Check Valve – Nortech

    What’s cast steel lift check valve? Cast Steel Lift Check Valve is designed to prevent the reversal of flow in a piping system.it’s commonly used in piping systems in which globe valves are being used as a flow control valve. They have similar seating arrangements as globe valves.Lift check valves are suitable for installation in horizontal or vertical lines with upward flow. They are recommended for use with steam, air, gas, water, and on vapor lines with high flow velocitie...
  • Manufactur standard Full Welded Ball Valve - Top Entry Ball Valve – Nortech

    Manufactur standard Full Welded 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...
  • 8 Year Exporter 2500lbs Gate Valve - Resilient Seated gate valve – Nortech

    8 Year Exporter 2500lbs Gate Valve - Resilient Seated gate valve – Nortech

    Product Detail: What is Resilient Seated Cast Iron gate valve ? Resilient Seated Cast Iron gate valve  has a plain valve bottom allowing free passage for sand and pebbles in the valve. If impurities pass as the valve closes, the rubber surface will close around the impurities while the valve is closed. A high-quality rubber compound is soft enough to absorb impurities, yet strong enough to wash the impurities through when the valve is opened again. This means that the rubber surface will rega...
  • Hot New Products Globe Check Valve - Forged Steel Globe Valve – Nortech

    Hot New Products Globe Check Valve - 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...
  • Hot New Products Globe Check Valve - ASME Globe Valve – Nortech

    Hot New Products Globe Check 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...
  • Discountable price Oxygen Ball Valve - Fully Welded Ball Valve API6D CLASS 150~2500 – Nortech

    Discountable price Oxygen Ball Valve - Fully Welded Ball Valve API6D CLASS 150~2500 – Nortech

    What’s full welded ball valve? Nortech Full 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 pipeline stres...
  • China Gold Supplier for Lpg Ball Valve - Floating Ball Valve – Nortech

    China Gold Supplier for Lpg 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...
  • Free sample for 800lbs Gate Valve - API 600 Large Size Gate valve – Nortech

    Free sample for 800lbs Gate Valve - API 600 Large Size Gate valve – Nortech

    Product Detail: What is API 600 Wedge Gate valve ? The opening and closing parts of the API 600 Wedge Gate valve  are the gate, 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. It 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 whe...
  • Chinese Professional 3 Way Plug Valve - Soft Sealing Sleeve Plug Valve – Nortech

    Chinese Professional 3 Way 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...
  • OEM/ODM China 4 Way Plug Valve - 3 way plug valve – Nortech

    OEM/ODM China 4 Way 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...
  • Europe style for Actuated Gate Valve - DIN-EN Wedge Gate Valve – Nortech

    Europe style for Actuated 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...
  • High reputation Double Eccentric Butterfly Valve Lug Type - U Type Butterfly Valve – Nortech

    High reputation Double Eccentric Butterfly Valve Lug Type - 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...
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