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  • Users: BigAndyH
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  1. BigAndyH

    Bolting For High Temps

    Hi, I am looking at a pilot plant with a design temp of 750C (around 1400F). Although pressure is low because of the high temp I am looking at using class 600 B16.5 flanges in 310H. However the only bolting materials listed to these temps (in B31.3) are classed as low strength in B16.5 and...
  2. BigAndyH

    Supplier of Small Valves for High Temperature Service

    We are currently designing a pilot plant and will need small (1/2" -1") isolation and pressure relief valves for 750 degrees C design temp, 10 barg design pressure, natural gas and nitrogen medium. The plant will be run for less than 700 hours. Have been looking at metal seat ball valves, but...

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