Thickness and Width in Inches	Wt. per Sq. Ft. in Lbs.	409	410	41OS	430
3/16 . . 96	8.579		X		X
1/4 . . 48	11.16	X
1/4 . . 96	11.16		X	X	X
5/16 . . 96	13.75		X
3/8 . . 96	16.50		X	X
1/2 . . 96	21.66		X	X
5/8 . . 96	26.83		X
3/4 . . 96	32.12		X
1 . . 96	42.67		X
1-1/8 . . 96	47.83		X
1-1/4 . . 72	53.00		X
1-1/2 . . 72	63.34		X
1-3/4 . . 72	73.67		X
2 . . 72	84.01		X
2-1/4 . . 72	94.78		X
2-1/2 . . 72	105.1		X
2-3/4 . . 72	115.4		X
3 . . 72	126.3		X
3-1/4 . . 72	136.6		X
3-1/2 . . 72	147.0		X
3-1/4 . . 72	157.3		X