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  • China Zigong Pipe Welding Flange Ball Valve - China

    price: contact company for price

    DN: 15( NPS1/ 2) ~400( NPS16)

    PN: 16( CLASS 150Lb) ~40( CLASS 300)

    APLICABLE SPECIFICATION

    Design Standard: API 6D/ API 608/ ASME B16.34/ GB/ T 12237

    Inspection& Test: API 6D, API 598, GB, DIN etc. .

    Face To Face: API 6D, ASME B16.10, DIN

    Flange Ends: ASME B16.5/ ASME B16.47/ GB/ T 9113.1/ HG/ T 20615- 2009

    MAIN MATERIALS

    Body: Carbon Steel/ Alloy Steel/ Stainless Steel/ Low Temperature Steel

    Ball/ Seat Ring: Carbon Steel / Alloy Steel/ Stainless Steel/ Low Temperature Steel, Chrome ( Nickel) Plated

    Seat: PTFE, RPTFE, VITON, PEEK, NYLON etc.

    Stem: Stainless Steel, Chrome ( Nickel) Plated

    O Ring: NBR, BUNA- N, VITON etc.

    Sealing Type: Soft/ Preliminary Metal Sealing and Secondary Soft Sealing

    Trim: Forgings

    Seat Insert: VITON/ PTFE/ RPTFE/ PEEK/ NYLON/ DEVLON/ HARD FACING

    STRUCTURAL FEATURES

    Body: Fully Welded Body( Avoid Leakage)

    Ball: Floating Ball

    End Connection: flange

    Single Relief Valve/ Double Relief Valve/ No Relief Valve ( When maintaining, discharge residual fluid in the pipe)

    Bore Type: Full Bore/ Reduced Bore

    Face To Face: ASME B16.10/ GB/ T 12221/ BS 558

    Driven Type: Manual

    Fire Safe/ Anti- Static/ Blow- Out Proof Stem

    Application Field: City Gas


    Company Contact:


    • Phone: 868135357766

    • Address: Jinchuan Road No.21, BanCang High-Tech Industrial , Zigong, China

    • Email: Email


    Published date: November 20, 2015 -

    • Business Description: Zigao Valve is a professional ball valve manufacturer in China with

      years of experience, focusing on the design and manufacture of various

      of ball valves.

      Zigong Zigao Valve Co., Ltd ( for short Zigao Valve) is located in Zigong, Sichuan Province China's largest ball valve reseach and production base. Zigao Valve was originated from a local collective enterprise which was changed to a private shareholding enterprise in 2003. In 2008, Zigao was completely restructured and created as Zigong Zigao Valve Co., Ltd located in Zigong National High Tech Development Industrial Zone. Zigao totally covers 22000 square meters, its workshop totally covers about 12000 square meters, and it owns more than 180 staff, which depend on convenient transportation, advanced equipments, complete facilities and qualifications. Besids, Zigao has rich production experience, professional team including designers, managers, and sellers.

      Zigao Valve is a domestic professional ball valve manufacturer. On the basis of introducing advanced foreign technology to digest, practice and improve, Zigao can produce various ball valves, gate valves, throttle&globe valves, low temperature valves etc according to a variety of production standards. The pressure is from 150LB (16kg) to 2500LB ( 420kg) and the caliber is from 1/2" (DN 15mm) to 48" (DN120mm) with diversified operating manners.

      Zigao Valve is professionally committed to gas pipeline, petroleum and petrochemical valve design, research, production and sales. It has 12 national patents related to ball valves and gate valves.

      The Fully Welded Ball Valves (DN1000, PN5.0MPa) produced by Zigao have successfully applied to West East Natural Gas Transmission Tianjin branch gas line. At the same time, in 2013, Zigao became the Chinese nominated ball valve production base of Surgut Petroleum, which is the second largest petroleum company in Russia.

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