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Thread: Bolt Hardness?

  1. #11
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    Quote Originally Posted by lysander View Post
    It would appear to be fine grained.
    Quote Originally Posted by ggt1_02 View Post
    Thanks for the info, we had discussed that the core microstructure we were observing was possibly due to a slack quench.
    What were you seeing in the micro structure that may indicate a problem with the quench?
    Last edited by Clint; 12-08-17 at 00:48.
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  2. #12
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    Quote Originally Posted by Clint View Post
    What were you seeing in the micro structure that may indicate a problem with the quench?
    Part of our thought process was based on lack of knowledge in the material and process. We are used to much shallower transitions from case to core. It was one of the reasons I came here to ask others who might be able to help.


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  3. #13
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    Fascinating thread. Any updates?


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