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ÆCIII

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From the video on Teslarati, looking at the test vehicle. The official eye calibration says 2.5 mm.

Screenshot 2023-10-03 at 21.44.03.png
I think the eye calibration might be underestimating the light chamfers and we can't see the chamfer on the back from this image. So this eye-calibraton thinks maybe closer to 3.0mm :)

- ÆCIII
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Mini2nut

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I will be a happy camper if the rear quarter panels and door skins are 3mm thick. Judging by this driver side door skin it looks promising.

Tesla Cybertruck Unassembled fender quarter panels stainless steel parts on Giga Texas factory floor 8B347C47-17E2-4540-925B-C576B0CFE6FE
 


ÆCIII

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It's really hard to tell from the images not macro close. Some of them suggest to me they might've went to 2mm or a little less than 3mm on some panels, but again its hard to tell.

But that's another thing someone can look at closely the next time they get near a Cybertruck, like checking the material in the door gaps and also at the front and back where the side edges are exposed. But I'm not holding my breath for that because even a simple measuring tape is too difficult to remember apparently.

I hope it's 3mm though.

- ÆCIII
 
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SparkChaser

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If you have the millimeters, and need to know the inches: 1mm = just over 1/32 inch or .0394. 2mm = just over 1/16 inch .0788. 3mm = almost 1/8 inch.
3mm = .118 This is a little less than 2 Quarters stacked together.
 

CyberGus

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If you have the millimeters, and need to know the inches: 1mm = just over 1/32 inch or .0394. 2mm = just over 1/16 inch .0788. 3mm = almost 1/8 inch.
3mm = .118 This is a little less than 2 Quarters stacked together.
The US Mint says two quarters would be 3.5mm, while two pennies would be much closer at 3.04mm.

Maybe we go with two dimes: 2.7mm.
 

FutureBoy

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The first person to crack the code and develop a concrete formula that will never crack will be a billionaire.
That's a big part of why the Romans ruled the "known world".
 


FutureBoy

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A lot of individuals in this thread have not measured 1mm.
Don't know if you know much about mm scale. I have yet to meet ANY humans (other than cremated ones I suppose) who would could be considered anywhere near 1mm. Well... Technically we all passed through the zygote stage when we were about 0.7 mm in diameter. But that was a very quickly passing phase and not easily measured without some special scientific procedures and hardware.
 

JBee

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The crash test pix seem to disagree with your opinion. The stainless panels all seem to fare quite well. You have made it your life’s work to thrash the ‘exoskeleton’ notion, and it now appears that the ‘current’ design is a super-strong unibody, but I happen to believe that these panels will be ‘much’ stronger than the skin on any other unibody vehicle.
I woulnd't say those danty.

The four smaller ones are probably for covers.

If the attachment mechanism between those brackets and the exterior exo panel is adhesive and runs the nearly full planner, the you can definitely achieve great load transfer.
If we look at the rear fenders pictures, it's fairly clear from the mounting brackets that they are not intended to carry bed load.

You can see the black right angle plates with holes for fasteners are not in the direction of the torsional loads, and would simply bend that mounting bracket instead, regardless of if it was adhered to the wall or not. For it to do something structurally, it would have to be attached to the rear wall of the cabin so that it can adsorb tension and compression forces across the top diagonal of the panel. Like the diagonals of the cast structure. Those little tabs on the top of the panel won't cut it, and are instead just there to attach and adjust the panels to the BIW frame.

Also if there were any more meaningful attachment points under the panel, then they would only be able to reach and attach to the cast, but not the cabin frame, meaning once again, the cast is supporting the panel, and not the panel the cast for any load.

The SS fenders obviously still play a vital roll in crash impact protection, which simply compresses the skins to the BIW frame, and offer aerodynamic and wheel coverings etc, but there is no evidence of any meaningful "exoskeleton stainless steel skin" for operational loads to carry vehicle mass, and this idea should finally be laid to rest given the latest images of the rear panels.
 

Crissa

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If we look at the rear fenders pictures, it's fairly clear from the mounting brackets that they are not intended to carry bed load.
I do not think you can say that. Because we can't see what sort of adhesive or how the upper casting connects to it or really, how anything connects to it.

-Crissa
 

WHIZZARD OF OZ

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Well ain't than dandy!

Looks like they only have pretty dainty mounting brackets, and nothing much to connect it to the rear cast either, so unlikely to carry much load by the looks of it. Now if someone could flip it over so we could see the back please.
At least we know what happens when someone 'flips' the CT.
NOTHING TO SEE HERE!
 

WHIZZARD OF OZ

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When the decision to go with front and rear castings was made, the monocoque body idea was abandoned, and along with it the 3mm stainless exterior. The castings provide all the structural strength needed, and the combined weight of casting and 3mm stainless was too high. Am I disappointed? Maybe a little, but it won't change my purchase decision.
I see 3 mm SS....got to be. You'll be more than happy you signed up! Especially when see for yourself. The weight of the skin balances out when the ridgity and strength gains are factored in. I want my pick-up 'Bad Ass' and Super Strong(SS). Yep, 3mm SS 30X Cold Rolled. Hold the ICE!
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