1 visiting now: 1 USA USA flag

Highlighted Companies

Gate Valve - China

price: 20.00 Dollar US$

Design of Disc
Gate valves with NPS >2 are of flexible wedge gate;
Gate valves with NPS <2 are of solid wedge gate.
Body and Bonnet Connection
The body and bonnet of Class 150~Class 900 gate valves are usually bolted bonnet design. And Class 1500~Class 2500 gate valves are usually of pressurized seal design.
For carbon steel gate valve, the seat is usually forged steel. The sealing surface of the seat is spray welded with hard alloy specified by the customer. Welded seat is used for NPS<10 gate valves, and welded on seat can be also optional if being requested by the customer. Welded on seat is used for NPS<10 carbon steel gate valves .for Stainless steel gate valve, integral seat is usually adopted, or to weld hard alloy directly integrally. Threaded or welded on seat is also optional for stainless steel gate valve if being requested by the customer.
Stem Design
The stem is of integral forged design .The minimum diameter of the stem shall per the standard requirement .The connection of the stem and disc is T type .The strength of the connecting area is bigger than that of the T threaded part of the stem .
Stem Nut
Usually, the stem nut is made of ASTM A439 D2.It is also can be made of copper alloy if being requested by the customer .For large sized gate valves (NPS 10 for Class 150, NPS 8 for Class 300, NPS 6 for Class 600, NPS 5 for Class 900), rolling bearing is fitted at the two sides of the stem nut in order to minimize the open and close torque of the gate valve.
Special Gate Valve
Besides the common gate valves , We can also makes cryogenic gate valve, Jacketed Gate Valve, Bellow Sealed Gate Valve, Extension Stem Gate Valve for underground application, Flat Gate Valve, etc.Water seal gate valve.By-Pass and Drain Connections, Indicator and Locking Devices.
Operation type
Handwheel, Gear, Electric actuator, Pneumatic actuator, Bare stem
Design and Manufacture: API 6D, API600, API603, ISO10434, BS1414 or ASME B16.34
Inspection and Test: API 598/API 6D
End flange dimension: ASME B16.5, ASME B16.47(API 605 , MSS SP44)
Butt ends dimension: ASME B16.25(BW)
Face to face, end to end: ASME B16.10
Pressure-temperature ratings: ASME B16.34
A351 CF3, A351 CF3M, A351 CN7M;.ASTM A352 LC1 LCB LCC LC3 or by customers
(Cast Steel, Alloy Steel, Stainless Steel, Special Steel)13CrMo 44 Vaustenite; duplex stainless steel; ferrite; stainless steel;steel castings)

Company Contact:

  • Phone: 86057767381922

  • Address: No.255 Shenjiabang Road,Baihe Town,Qingpu District,Shanghai China, Shanghai, Shanghai, China

  • Email: Email

Published date: April 20, 2016 -

  • Business Description: pipeline valve, industrial valve, metal to metal seated valve, automatic valve.gate valve, globe valve, check valve , ball valve, butterfly valve

Related listings

  • Shribhairav Forge
    Shribhairav Forge
    Pipe piping and pipe fittings - Shribhairav Forge - India - September 22, 2020 - check with company for price

    Shribhairav Forge is one of the most privileged Manufacturer, Stockiest, Exporter and Suppliers of Flanges, Fittings, Fasteners, Tube Clamps, Tube Fittings, Instrumentation Fittings and Valves in material such as Stainless Steel, Carbon Steel, Alloy ...

  • Reliable Overseas
    Reliable Overseas
    Pipe piping and pipe fittings - Reliable Overseas - India - September 22, 2020 - check with company for price

    We, Reliable Overseas, are one of the leading wholesalers, exporters, and traders of Stainless Steel Pipes, Nickel Pipes, Inconel Pipes, and much more, established in 2010. Backed by an efficient team of qualified professionals, we are offering all t...

  • Kalpataru Piping
    Kalpataru Piping
    Pipe piping and pipe fittings - Kalpataru Piping - India - September 22, 2020 - check with company for price

    We Are Counted Among The Best Manufacturer, Exporter Stockist & Supplier. We Export 60% Of Our Range Of Flanges, Outlets, Pipe Fittings And Forged Fittings To Many Countries Like Usa, Uk, Italy, Malaysia, Gulf Etc. We Would Appreciate To Get Your...

Safe Trade Tips

  • Ask for business references and check them
  • Use a payment method that offers better protection for all such as Letters of credit and verified professional escrow services. Avoid payments in advance such as money transfers
  • Verify their business via their local Chamber of Commerce
  • Search the internet using their website address, their business name, their phone and fax numbers, and their email addresses to see if you can find any feedback about them.
  • Get to know more about scams to avoid: Internet Crime Complaint Center - International Financial Scams
  • This site is never involved in any transaction, and does not handle payments, shipping, guarantee transactions, provide escrow services, or offer "buyer protection" or "seller certification"