Steel Flats - Weights

Typically weight of mild steel flats. Calculate the weight of a mild steel flat using W = 0.0075 w t, where W is weight (kg/m), w is flat width (mm), and t is flat thickness (mm).

Calculator

Inputs

Flat Width (mm)

Flat Thickness (mm)

Results

Weight-- kg/m

Flat Size (mm)	Weight (kg/m)
13 × 3	0.31
13 × 6	0.61
16 × 3	0.38
20 × 3	0.47
20 × 5	0.79
20 × 6	0.94
20 × 10	1.57
25 × 3	0.59
25 × 5	0.98
25 × 6	1.18
25 × 8	1.57
25 × 10	1.96
25 × 12	2.36
30 × 3	0.71
30 × 5	1.18
30 × 6	1.41
30 × 8	1.88
30 × 10	2.36
30 × 12	2.83
30 × 20	4.71
35 × 6	1.65
35 × 10	2.75
35 × 12	3.3
35 × 20	5.5
40 × 3	0.94
40 × 5	1.57
40 × 6	1.88
40 × 8	2.51
40 × 10	3.14
40 × 12	3.77
40 × 15	4.71
40 × 20	6.28
40 × 25	7.85
40 × 30	9.42
45 × 3	1.06
45 × 6	2.12
45 × 8	2.83
45 × 10	3.53
45 × 12	4.24
45 × 15	5.29
45 × 20	7.07
45 × 25	8.83
50 × 3	1.18
50 × 5	1.96
50 × 6	2.36
50 × 8	3.14
50 × 10	3.93
50 × 12	4.71
50 × 15	5.98
50 × 20	7.85
50 × 25	9.81
50 × 30	11.8
50 × 40	15.7