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  • Users: tcwong
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  1. tcwong

    General question about hardening and tempering process

    To all, I am in the process of evaluating the performance of an existing half hard tempered CRS bracket and I just realized that I don't have any information regarding the physical property of the material after the hardening process other than the hardness number. I know there is a...
  2. tcwong

    General question about hardening and tempering process

    To all, I am in the process of evaluating the performance of an existing half hard tempered CRS bracket and I just realized that I don't have any information regarding the physical property of the material after the hardening process other than the hardness number. I know there is a...
  3. tcwong

    Question on how to calculate assembly torque

    I have an application where I need to calculate the recommended assembly torque between a relatively thin plastic part - 0.1" thick (with clearance hole) to a metal frame with thread thru. hole using #12-24 screws. My biggest concern is the selection of preload. While preload is ususally...

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