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  1. ACostlow

    Hardness - Print Callout

    They are to meet a 50-60 HRC Hardness but that is admittedly vague.
  2. ACostlow

    Hardness - Print Callout

    A forging with a vague hardness callout.
  3. ACostlow

    Hardness - Print Callout

    Finished part print calls out a core hardness of 50-60hrc. At our facility parts undergo an additional induction hardening process to increase the surface hardness further.
  4. ACostlow

    Hardness - Print Callout

    Hello, I have a quick question. We currently purchase a forging from an outside vendor. Our forging print calls out "Hardness 50-60 HRC", during a PPAP for our customer we discovered that the core hardness on several forgings was 61-63 HRC but the surface hardness was within the print...

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