6061 Aluminum Round Tubing		# Per Sq.Foot
1/2 OD X .402 ID X .049 WALL		0.082
3/4 OD X .620 ID X .065 WALL		1.62
3/4 OD X .500 ID X .125 WALL		0.2916
1 OD X .870 ID X .065 WALL		0.225
1 OD X .500 ID X .250 WALL		0.693
1 OD X .834 ID X .083 WALL		0.281
1 OD X .750 ID X .125 WALL		0.404
1*1/4 OD X 1 ID X .125 WALL		0.52
1*1/2 OD X 1.25 ID X .125 WALL		0.635
2 OD X 1.50 ID X .250 WALL		1.65