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Cowinns Industry Equipment Co.,Ltd
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8'' 900LB WC6 High temperature high pressure seal BW check valve

8'' 900LB WC6 High temperature high pressure seal BW check valve

  • Valve type: check valve
  • Port size:8''
  • Pressure:900LB
  • Material: SA217 WC6
  • End: Butt Weld
  • Operation: /
  • Application: power plant steam pipeline
  • Medium temperature:500 °C

Product description:

BS 1868 design standard

Flange ends dimensions : ASME B16.25

Pressure test: API 598

Temperature: -29 ~ 538°C


Body materia:A217 WC6

Disc and seat ring:A182 F11+STL 6

Bonnet Retainer: A182 F11

Disc Washer: A276 410

Pressure Seal

Seat ring with stellite overlay and installed with seal weld.

RT (Radiographic Testing)


Prolonged function and more compact valves characterized by light weight, small volume and less maintenance, specifically designed for the high temperature and the high pressure services encountered in nuclear and fossil

fuel power plants.

The same pressure seal check valve we made before ,painting manufacturer: JOTUN

Total Minimum Dry Film Thickness (DFT):76.26(μm)

Application for anti-corrosion and high temperature.

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