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  • Users: Ledeburite
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  1. Ledeburite

    302 HQ Stress relieving

    I am looking for help with a new product our company is working on. Does anyone know the effects of "stress relieving" 302 HQ to the following parameters. The reason I question this is because the typical stress releive would be at 1650F. I was wondering what the effects of the modified...
  2. Ledeburite

    Etching Titanium

    Does anyone have any recommendations for etching 6-6-2 titanium in the STA condition? Some prefer Kroll's while some prefer a combination of Oxalic and Kroll's. Boeing recommends Kroll's but I am not getting good results. If I swab the specimen after etching, the structure is much more...
  3. Ledeburite

    IGA / IGO

    Dose anyobe have advice on how to produce IGA / IGO on 8740 and A286 samples. This is for round-robin testing to fulfill NADCAP requirements. Basically, I am trying to determine how to cause the condition to produce test samples.
  4. Ledeburite

    Ading of Inco 718

    I would like to know the concern of double aging Inco 718. Basically, our aging cycle is 1325 8hrs, cool in furnace at 100 degrees per hour until 1150, then hold 8 hours with an air cool. Basically, our furnace chart got stuck and I have no objective evidence that the cycle was fulfilled...

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