Would this be 440C by Carpenter Technology? I used to make knife blades from this. I never had to deal with the changes in size after heat treating. Maybe you can go to the company's web site and see if they have any info on that.
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Thanks
Jeff Davis (HomeCNC)
http://www.homecnc.info
(Note: The opinions expressed in this post are my own and are not necessarily those of CNCzone and its management) |