this post was submitted on 28 Nov 2023
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The stainless steel body of Tesla's Cybertruck is reportedly leading to issues with gaps in between the panels::The Cybertruck's steel is made in "coils that resemble giant rolls of toilet paper," WSJ reported.

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[–] [email protected] 83 points 11 months ago (6 children)

Not a Tesla fan but this article is garbage. Basically all sheet metal comes on coils "that resemble toilet paper" including the metal that other manufacturers use.

[–] [email protected] 49 points 11 months ago (1 children)

It definitely seems like an irrelevant point. All car sheet steel arrives in rolls.

I'd be more concerned about how it is formed into panels, how resistant it is to corrosion, what tolerances parts have, how easy is it to replace parts, whether there are visible production flaws due to it being naked steel, and if construction techniques or material thickness makes it more dangerous to occupants or pedestrians in collisions.

I certainly won't be surprised if pictures start appearing in a year or two of cybertrucks that have been completely fucked by salt water corrosion, or heat warppage or other issues caused by their design.

[–] [email protected] 8 points 11 months ago

I certainly won't be surprised if pictures of that don't start appearing in a year or two because the things still haven't been delivered

(I know, I know, they're supposed to be delivering the first ones in two days, but I genuinely wouldn't be surprised if that somehow falls through)

[–] [email protected] 43 points 11 months ago (1 children)

When they make plywood it comes wrapped up super tight in a tree

[–] [email protected] 7 points 11 months ago

Has anyone complimented your genius today?

[–] [email protected] 39 points 11 months ago

yeah. panel gaps aren't a sheet metal issue, it's been a Tesla issue since forever.

[–] [email protected] 22 points 11 months ago (2 children)

"Water? Like out the toilet?"

[–] [email protected] 6 points 11 months ago (1 children)
[–] [email protected] 3 points 11 months ago (1 children)

The same thing you can make sangria in?

[–] [email protected] 1 points 11 months ago

"It's just chunks of fruit, I swear!"

[–] [email protected] 3 points 11 months ago

Please only wash your Cyber Truck with Brawndo™

[–] [email protected] 15 points 11 months ago (1 children)

Yeah, but other manufacturers don't try to origami sheet metal into a car.

[–] [email protected] 0 points 11 months ago

That's almost exactly what they do...

[–] [email protected] 11 points 11 months ago (1 children)

The missing point is it's a property of stainless steel that it remembers being a coil and can unflatten itself weeks later if the manufacturer doesn't know how to work around that.

[–] [email protected] 1 points 11 months ago* (last edited 11 months ago)

I've worked with stainless steel (specifically 304, 430 and 401) for 15 years and the steel shouldn't have a memory after being run through a de-coiling machine that is configured properly. Excessive heat in a focused area would definitely cause it to warp but this can usually be overcome by adding geometry to stiffen the parts. It seems like the team at Tesla is missing a step somewhere.