this post was submitted on 17 May 2025
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[–] explodicle@sh.itjust.works 16 points 2 months ago (2 children)

Engineer here, I always just use pi and a "safety factor" multiplier. Extra material is expensive, and I want the cheapest part (like a screw) to fail first. We don't just oversimplify pi because half the time it'll make your design weaker.

(If I just got whooshed I apologize)

[–] RubberElectrons@lemmy.world 5 points 2 months ago* (last edited 2 months ago)

100%, also how would I indicate to colleagues or successors when I used what value for pi? Clear diving is a thing for me.

Safety factors are both more explicit and self-documenting up to a certain point.

[–] MisterFrog@lemmy.world 2 points 2 months ago

This is the real answer, what engineer worth their salt is hiding margins in pi?

Clearly define that