this post was submitted on 21 Apr 2025
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Engineering

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[–] [email protected] 44 points 2 days ago (1 children)

Just because it's red hot does not mean it's near molten. The material still has sufficient proprieties to support its weight.

[–] [email protected] 8 points 2 days ago (1 children)

And may be much cooler on the interior

[–] [email protected] 4 points 2 days ago

It should be. If you heat it all the way through, you get more heat-stress. Ideally, you only want the outside hot (and then cold again) to surface-harden it. You don't need the middle bits hardened, after all.