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  1. Jsthompson

    1090 Steel question

    It is for an expirament. I have to use 1090. Im guessing that by your reaction I could heat it to a certain temperature and perform the charpy test to obtain a impact energy of 20J. what temperature should i heat to?
  2. Jsthompson

    1090 Steel question

    I think i have 1090 steel, the 850 degree C water quench gave an HRC hardness of around 63. What i am looking for is how to obtain a Charpy value of 20 J. I need a heat treatment process or a relative hardness to obtain this.

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