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  1. calliesurfer

    Question: 1045 Steel heat treatment creation

    sample of 1045 steel, air cooled from ~800C for 15sec then water quenched. HRC of 43. Temperatures not really known. Air cooled in cool room. water was 26C intially. My thinking: Theoretically the microstructure might be anything that lies along the time:15sec vertical line of the 1045 TTT...

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