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  1. ssinclair

    Hi I am looking for non asbestos g

    try Durabla Manufacturing (www.durabla.com) They make a variety of gasket materials that will substitute for asbestos. Garlock is another choice.
  2. ssinclair

    Reference for Stellite?

    Does anyone know a good reference source for properties of cobalt alloys (namely stellite or equivalent)? Are there any books or articles that compare the different alloys and the applications that they are used in, limitations, etc?
  3. ssinclair

    Wafer Check Valve Details

    I know a good valve to replace the Mission wafer valve. Try dft-valves.com
  4. ssinclair

    440C in superheated steam service?

    Does anyone have experience using 440C stainless steel for valve seats in superheated steam service? The steam is approx 2600 psig @ 900F. Looking for good hardness and wear resistance. The material I have read indicates good hardness but problems with corossion if it is tempered above 800F.
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