Re: steel tubing strenght formulas ??

--- In CAD_CAM_EDM_DRO@yahoogroups.com, "Brian" <ka1bbg@w...> wrote:

> Hi, cant help with the math, but when i found some square tubing,

had nice

> round corners, and 3/16 wall thick. made a cnc frame, was stiff.

went to

> find more tubing, found that tubing was custom ordered,,,very

expensive to

> buy a large lot. so check the tubing and make sure it is a common

stocked

> tubing. check with a fabricator..cul brian f.

I can usually get 2-3 and 4 inch square stock like you mentioned,
with rounded corners.

Also in 1/8, 3/16 and 1/4 wall. These are in 10 foot or 20 foot
lengths.

I hate to get stuff that will be too thin and don't really want stuff
that is too heavy.

Dave