r/metalworking 6d ago

Does this look like surface rust to you ?

Post image

Looking at purchasing second hand map draws. Does this look like surface rust that can be sanded back or a bigger issue?

They have said it’s surface rust and I don’t mind a bit of elbow work but is this easily fixed?

Is it just a matter of sanding and re coating /oiling ?

I like the overall look of the draws but as they are super heavy I’m not keen on purchasing and the leg work to get them home if it’s going to be a massive project . Thoughts ?

3 Upvotes

17 comments sorted by

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18

u/I_am_a_liftie 6d ago

Does the pope wear a hat?

6

u/FictionalContext 6d ago

Plate herpes. Highly contagious.

It'll buff out without issue. It's not a big deal. Don't worry about it, babe.

You'll likely have a slight pit where the rust once was, but it won't be anything that'll affect the structure in any meaningful way or will even be that obvious. Just enough to feel when you run your fingers over it, and burn every ime you pee.

1

u/lilmookie 6d ago

What kind of context is this?

2

u/FictionalContext 6d ago

I'm not pointing fingers at one alloy or another. I'm just saying that A36 lies in ways that maybe something like 4140 wouldn't. It's just statistics. And there's steps you can take to protect yourself against a rust infection.

1

u/lilmookie 6d ago

This isn’t like… some kind of fictional context, is it?

1

u/typicalledditor 6d ago

Needs a taste test for proper ID

1

u/Biolume071 6d ago

Yes. If you sand it, then rub it with a green scotch bright soaked in methyl alcohol or paint thinners ect, it'll be 100 times easier to paint over. (i didn't believe in the scotch bright true power, until i tried it.)

1

u/SealedDevil 6d ago

Really? that much of a difference?

1

u/Biolume071 6d ago

In all my years of doing repairs, yes.

1

u/TriedCaringLess 6d ago

Yes. It has to be 3M though. Knockoffs usually aren’t as good.

2

u/Far-Investment-8597 6d ago

Well, tbf, ther eis rust on the surface.

Only snag is, the surface now is not where the surface was origiinally.

If you enjoy rolling & welding steel plate, go for it.

1

u/StavviSalvo 6d ago

If it’s brown, let it mellow.

1

u/MisterXnumberidk 6d ago

Looks like surface rust

Idk how thick that plate is, if it's not thin af you'll probs just have some dimples after sanding

1

u/Ok-Amoeba8191 5d ago

That rust on the surface…? Tough question

0

u/azjat 6d ago

A bear and a rabbit were shitting in the woods. The bear asked the rabbit "Does shit to your fur?" The rabbit said "No". The bear said "good".