Cold rolled steel Metric Square bars
Dimensions (Millimeters)			Weight per foot (Lbs)
2 mm	x	2 mm	0.021
2.5 mm	x	2.5 mm	0.033
3 mm	x	3 mm	0.047
3.5 mm	x	3.5 mm	0.065
4 mm	x	4 mm	0.084
4.5 mm	x	4.5 mm	0.107
5 mm	x	5 mm	0.132
5.5 mm	x	5.5 mm	0.159
6 mm	x	6 mm	0.190
7 mm	x	7 mm	0.258
8 mm	x	8 mm	0.337
9 mm	x	9 mm	0.427
10 mm	x	10 mm	0.527
11 mm	x	11 mm	0.638
12 mm	x	12 mm	0.759
13 mm	x	13 mm	0.891
14 mm	x	14 mm	1.033
15 mm	x	15 mm	1.186
16 mm	x	16 mm	1.349
17 mm	x	17 mm	1.523
18 mm	x	18 mm	1.707
19 mm	x	19 mm	1.902
20 mm	x	20 mm	2.108
21 mm	x	21 mm	2.324
22 mm	x	22 mm	2.551
23 mm	x	23 mm	2.788
24 mm	x	24 mm	3.036
25 mm	x	25 mm	3.294
26 mm	x	26 mm	3.563
27 mm	x	27 mm	3.842
28 mm	x	28 mm	4.132
29 mm	x	29 mm	4.432
30 mm	x	30 mm	4.743
31 mm	x	31 mm	5.064
32 mm	x	32 mm	5.396
33 mm	x	33 mm	5.739
34 mm	x	34 mm	6.092
35 mm	x	35 mm	6.456
36 mm	x	36 mm	6.830
37 mm	x	37 mm	7.215
38 mm	x	38 mm	7.610
39 mm	x	39 mm	8.016
40 mm	x	40 mm	8.432
41 mm	x	41 mm	8.859
42 mm	x	42 mm	9.296
43 mm	x	43 mm	9.744
44 mm	x	44 mm	10.203
45 mm	x	45 mm	10.672
46 mm	x	46 mm	11.151
47 mm	x	47 mm	11.641
48 mm	x	48 mm	12.142
49 mm	x	49 mm	12.653
50 mm	x	50 mm	13.175
52 mm	x	52 mm	14.250
54 mm	x	54 mm	15.367
56 mm	x	56 mm	16.527
58 mm	x	58 mm	17.728
60 mm	x	60 mm	18.972
65 mm	x	65 mm	22.266
70 mm	x	70 mm	25.823
75 mm	x	75 mm	29.644