Simple Definitive Test

cmaster

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Paul Budnik
Does anyone know of a simple test to determine whether a material is stainless steel or aluminum?
 
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Lee Stockwell
Paul it seems it would be visually obvious wouldn't it?

Aluminum is softer, and weighs much less. Oxidizes more easily.

I can think of several destructive tests, but can't think of a time one was needed.

Thanks,
Lee
 

John Watson

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Aluminum melts at a lower temp if that helps any, it will also scratch or score because of its softness where SS under normal conditions should not. Darn I haven't messed with stuff like this in 30 years, Hard to remember. Don't you guys in Canadia have a Non ferrous metal magnet???
 

cmaster

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Here's a pic. What do you think? I think aluminum.

WasteTank.jpg
 

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John Watson

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Sure looks like aluminum to me. Check the welds, SS has a small bead pattern where aluminum is almost like holding a seagull and squeezing it out its rear thick and heavy. But a good welder can make al welds small also.
 

cmaster

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That's what I thought. Thanks guys.

I don't actually have the tank, otherwise I would be able to tell by the look and feel.
 

Goldenboy

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"I don't actually have the tank, otherwise I would be able to tell by the look and feel." C-Master

Considering you have a aluminum can in your hand about 90 percent of your life. We all know you would know what it feels like.

Golden Boy
 

cmaster

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I prefer bottles, so when they're empty I can bust them on the heads of guys like you.
 

Goldenboy

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Dont tell the guy to place a magnet on it. He is from Kanada and only has a picture of this tank on his computer. He will try to place the magnet on his screen and it will ruin his computer screen.

Golden Boy
 

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