More up to date info:
https://www.energy.gov/sites/default/files/2022-05/Fastener-Headmark-List-2022.pdf
https://www.standards.doe.gov/standards-documents/1200/1221-bhdbk-2016/@@images/file
On Fri, Nov 11, 2022 at 5:12 AM Rob Atkinson <ranchorobbo@gmail.com> wrote:
>
> Lots of sources given for s.s. hardware but little on how to tell if
> the stuff is dependable. Before I retired, I worked for a DOE
> contractor and I recall there was a lot of concern over sourcing
> quality metal parts. A lot of money can be wasted if inferior
> hardware is used, or worse, serious injury in some cases. So, there
> was training. Here's a manual they used:
>
> https://www.energy.gov/sites/prod/files/2014/06/f16/SCI_Training_Manual.pdf
>
> 73
>
> Rob
> K5UJ
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