Rounds

Diameter in Inches	Est. Weight per Ft. Lbs.	A-36/44W/50W	AISI 1018/1020	AISI 1045	Bright Drawn	SAE 4140*
1/8	0.042				√
3/16	0.094	√			√
1/4	0.167	√			√
5/16	0.261	√			√
3/8	0.376	√			√
7/16	0.511	√			√
1/2	0.668	√	√	√	√
9/16	0.845	√			√
5/8	1.04	√	√	√	√	√
3/4	1.5	√	√	√		√
7/8	2.04	√	√	√		√
1	2.67	√	√	√		√
1 1/8	3.38	√	√	√
1 3/16	3.77	√
1 1/4	4.17	√	√	√		√
1 3/8	5.05	√	√	√
1 1/2	6.01	√	√	√		√
1 5/8	7.05	√	√	√
1 3/4	8.18	√	√	√		√
1 7/8	9.39	√	√	√		√
2	10.68	√	√	√		√
2 1/8	12.06	√	√	√
2 1/4	13.52	√	√	√		√
2 3/8	15.06	√	√	√
2 1/2	16.69	√	√	√		√
2 5/8	18.4	√	√	√
2 3/4	20.2	√	√	√
2 7/8	22.07	√	√	√
3	24.03	√	√	√		√
3 1/8	26.08		√
3 1/4	28.21		√	√		√
3 3/8	30.42			√
3 1/2	32.71		√	√		√
3 5/8	35.09		√	√
3 3/4	37.55		√	√		√
3 7/8	40.09			√
4	42.73		√	√		√
4 1/8	45.44		√
4 1/4	48.23			√		√
4 1/2	54.08		√	√		√
4 5/8	57.12		√
4 3/4	60.25		√	√		√
5	66.76		√	√		√
5 1/4	73.6		√	√		√
5 3/8	77.15		√
5 1/2	80.78		√	√		√
5 3/4	88.3		√	√		√
6	96.13		√	√		√
6 1/4	104.31		√	√		√
6 1/2	112.82		√	√		√
6 5/8	117.2		√
6 3/4	121.67		√	√		√
7	130.85		√	√		√
7 1/4	140.36		√	√
7 1/2	150.21		√	√		√
7 3/4	160.4–160.3		√–	√–		Hide extra rows
7 3/4	160.4		√
7 3/4	160.3			√
8	170.9		√	√		√
8 1/4	181.75–181.8		√–	√–		√–Hide extra rows
8 1/4	181.75		√
8 1/4	181.8			√		√
8 1/2	192.93		√	√		√
8 3/4	204.45		√	√
9	216.3		√	√		√
9 1/4	228.5			√
9 1/2	241		√	√		√
10	267		√	√		√
10 1/2	294.4		√	√		√
11	323–323.1		√–	√–		√–Hide extra rows
11	323			√
11	323.1		√			√
11 1/2	353–353.1		√–	√–		Hide extra rows
11 1/2	353			√
11 1/2	353.1		√
12	384.5–384.53		√–	√–		Hide extra rows
12	384.5		√
12	384.53			√
13	451–451.4		√–	√–		Hide extra rows
13	451			√
13	451.4		√