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Tesla Cybertruck May Have A Rust Problem (www.carsdirect.com)

submitted 10 months ago by L4s@lemmy.world to c/technology@lemmy.world

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Tesla Cybertruck May Have A Rust Problem::One of the more standout qualities of the Tesla Cybertruck is its bare stainless-steel body. The stainless-steel body gives the Cybertruck a unique design, but

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[–] kiwi5400@lemmy.world 29 points 10 months ago (1 children)

I'm being pedantic here, but stainless steel still has iron in it. The addition of chromium forms an oxide layer on the surface that prevents rust. If the body is rusting, that means they used a shitty grade of stainless. Stainless with an appropriate amount of chromium (and nickel) is expensive as fuck.

[–] Peppycito@sh.itjust.works 3 points 10 months ago

Stainless can go goofy after working it. Work hardening can even make stainless magnetic. Sorry, I don't know the physics of why.