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Gate valve
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Gate valve

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Product description

The main structural features are as follows:

  1. The product has reasonable structure, reliable sealing, excellent performance and beautiful appearance.

  2. The sealing surface is overlaid with cobalt based cemented carbide, which has good wear resistance, corrosion resistance, corrosion resistance, scratch resistance and long service life.

  3. The valve rod has good corrosion resistance and scratch resistance after quenching and tempering and surface nitriding treatment.

  4. The valve is designed with reverse sealing structure and reliable sealing.

  5. Parts material and flange, butt welding end size can be reasonably selected according to actual working conditions or user requirements to meet various engineering needs

Technical specification:

  Design standards: API 600, ASME B16.34, GB / T 12234, DL / T 531, JB / t3595

  Structural length: iso14313 / API 6D, ASME B16.10, GB / T 12221, DL / T 53

  Connection standards: ASME B16.5, ASME b16.47, ASME B16.25, GB / T 9113, JB / T 79, Hg / T 20592, DL / T 531, JB / t3595, jb7490

  Pressure test: API 6D, API 600, API 598, GB / T 13927, GB / T 26480, JB / T 9092, JB / t3595

  Pressure and temperature class: ASME B16.34, GB / T 9124, JB / t3595, JB / T74

  Main material: WCB, wc6, wc9, C5, CF8, CF8M, CF3, cf3m, A105

  Nominal diameter: nps1 / 2 "~ 56" DN 15 ~ DN 1400

  Pressure range: class150-2500 pn10-pn420

  Working temperature: - 29 ℃ - + 600 ℃

  Flange connection cast steel gate valve is suitable for cutting off or connecting pipeline medium in various working conditions of petroleum, chemical and thermal power plants with nominal pressure of pn1.6-25.0mpa and working temperature of - 29-600 ℃.

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