ends free

ends fixed

tube size in inches

decimal gauge

length of beam in inches

center load in pounds

type = steel ends = free est. weight = 1.7105# per foot OD = 2" ID = 1.87" Moment of Inertia = 0.3143 Deflection = 0.9873"

The steel weights are tweaked for mechanical tubing, and will be less accurate for structural tubing.

The moduli of elasticity used are 29,700,000 psi for steel and 10,000,000 psi for aluminum.

Use at your own risk. Or you'll be sorry.

formulas and data gleaned from:

http://www.aps.anl.gov/asd/me/Calculators/ElasticBeam2.html

Wikipedia

MatWeb

comments?

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