Steel Plates - Size & Weight

Steel plates size & weight - thickness range 3/16 - 10 inches - and metric units

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steel plates

Steel plate thickness versus weight:

Nominal Size Thickness
(inches)		 Weight
(lbs/ft2)
3/16 7.65
1/4 10.20
5/16 12.75
3/8 15.30
7/16 17.85
1/2 20.40
9/16 22.95
5/8 25.50
11/16 28.05
3/4 30.60
13/16 33.15
7/8 35.70
1 40.80
1 1/8 45.90
1 1/4 51.00
1 3/8 56.10
1 1/2 61.20
1 5/8 66.30
1 3/4 71.40
1 7/8 76.50
2 81.60
2 1/8 86.70
2 1/4 91.80
2 1/2 102.00
2 3/4 112.20
3 122.40
3 1/4 132.60
3 1/2 142.80
3 3/4 153.00
4 163.20
4 1/4 173.40
4 1/2 183.60
5 204.00
5 1/2 224.40
6 244.80
6 1/2 265.20
7 285.60
7 1/2 306.00
8 326.40
9 367.20
10 408.00
  • 1 lbs/ft2 = 4.88 kg/m2
  • specific gravity steel 7.854 (density 489.6 lbs/ft3)

Hot Rolled Mild Steel Plates - metric units

Weight of hot rolles mild steel plates can be calculated like

W = 7.85 t    (1)

where 

W = weight of steel plate (kg/m2)

t = plate thickness (mm)

Plate Thickness (mm) Weight (kg/m2)
1.6 12.6
2.0 15.7
2.5 19.6
3 23.6
3.2 25.1
4 31.4
5 39.3
6 47.1
8 62.8
10 78.5
12.5 98.1
15 117.8
20 157
22.5 177
25 196
30 236
32 251
35 275
40 314
45 353
50 393
55 432
60 471
65 510
70 550
75 589
80 628
90 707
100 785
110 864
120 942
130 1051
150 1178
160 1256
180 1413
200 1570
250 1963

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