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votes
1answer
55 views

What's the best place to get a single steel I-beam?

I am knocking down a structural wall in my house and replacing it with a steel I-beam. Where would I get that kind of thing? I am not even sure what to google. The beam is going to be about 20' long ...
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1answer
4k views

How can I calculate the yield strength of steel tube?

There's a lot of information -- and even some debates -- on which has a stronger yield strength between square and round steel tube. The majority points to square when the dimensions are equal at the ...