MS Flat
Following are the various sizes of HR Sheets in terms of Thickness:-
As per British Standards thickness used to be represented by Gauge (G).
| Size (mm) | Weight (kg/ft) | Weight (Kg/mtr) |
| 12 x 3 | 0.086 | 0.282 |
| 12 x 5 | 0.143 | 0.470 |
| 18 x 4 | 0.180 | 0.585 |
| 20 x 3 | 0.143 | 0.470 |
| 20 x 5 | 0.241 | 0.790 |
| 20 x 6 | 0.287 | 0.942 |
| 25 x 3 | 0.183 | 0.600 |
| 25 x 5 | 0.305 | 1.000 |
| 25 x 6 | 0.365 | 1.197 |
| 25 x 8 | 0.470 | 1.550 |
| 25 x 10 | 0.609 | 1.998 |
| 25 x 12 | 0.731 | 2.398 |
| 32 x 3 | 0.243 | 0.798 |
| 32 x 5 | 0.395 | 1.296 |
| 32 x 6 | 0.457 | 0.457 |
| 32 x 8 | 0.671 | 2.202 |
| 32 x 10 | 0.854 | 2.802 |
| 32 x 12 | 1.005 | 3.297 |
| 32 x 16 | 1.342 | 4.403 |
| 40 x 3 | 0.274 | 0.899 |
| 40 x 5 | 0.487 | 1.598 |
| 40 x 6 | 0.580 | 1.903 |
| 40 x 8 | 0.762 | 2.500 |
| 40 x 10 | 0.945 | 3.100 |
| 40 x 12 | 1.158 | 3.799 |
| 40 x 16 | 1.523 | 4.997 |
| 40 x 20 | 1.920 | 6.300 |
| 40 x 25 | 2.407 | 7.897 |
| 40 x 32 | 2.897 | 9.505 |
| 50 x 3 | 0.365 | 1.197 |
| 50 x 5 | 0.609 | 1.998 |
| 50 x 6 | 0.731 | 2.398 |
| 50 x 8 | 0.944 | 3.097 |
| 50 x 10 | 1.188 | 3.898 |
| 50 x 12 | 1.432 | 4.698 |
| 50 x 16 | 1.920 | 6.300 |
| 50 x 20 | 2.377 | 7.799 |
| 50 x 25 | 2.986 | 9.797 |
| 50 x 40 | 4.754 | 15.598 |
| 63 x 6 | 0.915 | 3.002 |
| 63 x 8 | 1.219 | 4.000 |
| 63 x 10 | 1.500 | 4.922 |
| 63 x 12 | 1.798 | 5.899 |
| 63 x 16 | 2.407 | 7.897 |
| 63 x 20 | 3.017 | 9.899 |
| 63 x 25 | 3.779 | 12.399 |
| 63 x 32 | 4.815 | 15.798 |
| 63 x 40 | 6.034 | 19.798 |
| 75 x 6 | 1.066 | 3.498 |
| 75 x 8 | 1.432 | 4.698 |
| 75 x 10 | 1.798 | 5.899 |
| 75 x 12 | 2.163 | 7.097 |
| 75 x 16 | 2.864 | 9.397 |
| 75 x 20 | 3.596 | 11.798 |
| 75 x 25 | 4.480 | 14.699 |
| 75 x 40 | 7.200 | 23.600 |
| 100 x 6 | 1.432 | 4.698 |
| 100 x 8 | 1.920 | 6.300 |
| 100 x 10 | 2.377 | 7.798 |
| 100 x 12 | 2.864 | 9.397 |
| 100 x 16 | 3.840 | 12.599 |
| 100 x 20 | 4.785 | 15.700 |
| 100 x 25 | 5.973 | 19.599 |
| 100 x 32 | 7.650 | 25.099 |
| 100 x 40 | 9.500 | 31.170 |
| 125 x 6 | 1.800 | 5.900 |
| 125 x 8 | 2.400 | 7.900 |
| 125 x 10 | 2.986 | 9.797 |
| 125 x 12 | 3.596 | 11.798 |
| 125 x 16 | 4.800 | 15.750 |
| 125 x 20 | 5.973 | 19.597 |
| 125 x 25 | 7.500 | 24.600 |
| 125 x 32 | 9.570 | 31.399 |
| 150 x 6 | 2.200 | 7.218 |
| 150 x 8 | 2.850 | 9.400 |
| 150 x 10 | 3.596 | 11.798 |
| 150 x 12 | 4.297 | 14.098 |
| 150 x 16 | 5.729 | 18.797 |
| 150 x 20 | 7.192 | 23.597 |
| 150 x 25 | 8.991 | 29.499 |
| 150 x 32 | 11.490 | 37.699 |
| 150 x 40 | 14.355 | 47.099 |
As per MAHAVIR Section Book
| Size (mm) | Weight (kg/ft) | Weight (Kg/mtr) |
| 21 x 6 | 0.3 | 1 |
| 28 x 6 | 0.4 | 1.3 |
| 30 x 3 | 0.2 | 0.7 |
| 30 x 5 | 0.4 | 1.2 |
| 30 x 6 | 0.4 | 1.4 |
| 38 x 3 | 0.4 | 1.4 |
| 38 x 5 | 0.5 | 1.5 |
| 38 x 12 | 1.1 | 3.6 |
| 45 x 12 | 1.3 | 4.2 |
| 50 x 4 | 2 | 1.6 |
| 60 x 6 | 0.9 | 2.8 |
| 65 x 8 | 1.2 | 4.1 |
| 65 x 10 | 1.6 | 5.1 |
| 65 x 12 | 1.9 | 6.1 |
| 65 x 16 | 2.5 | 8.2 |
| 65 x 20 | 3.1 | 10.2 |
| 65 x 25 | 3.9 | 12.8 |
| 75 x 32 | 4.5 | 18.9 |
| 200 x 6 | 2.9 | 9.4 |
| 200 x 8 | 3.8 | 12.6 |
| 200 x 10 | 4.8 | 15.7 |
| 200 x 12 | 5.7 | 18.8 |
| 200 x 16 | 7.7 | 25.1 |
| 200 x 20 | 9.6 | 31.4 |
| 200 x 25 | 12 | 39.2 |
| 250 x 6 | 3.6 | 11.8 |
| 250 x 8 | 4.8 | 15.7 |
| 250 x 10 | 6 | 19.6 |
| 250 x 12 | 7.2 | 23.6 |
| 250 x 16 | 9.6 | 31.4 |
| 250 x 20 | 12 | 29.2 |
| 250 x 25 | 15 | 49.1 |
| 300 x 6 | 4.3 | 14.1 |
| 300 x 8 | 5.8 | 18.8 |
| 300 x 10 | 7.2 | 23.6 |
| 300 x 12 | 8.6 | 28.3 |
| 300 x 16 | 11.5 | 37.7 |
Manufacturers of MS flats
PRIMARY PRODUCERS:-
There are no primary manufacturers of MS Flats.
SECONDARY PRODUCERS:-
The List of Secondary Producers Location-wise is given in the Annexure
Grades & Quality:-
There are no Primary producers of MS Flats only the Secondary producers i.e. Rolling Mills produces MS Flats.
Various Rolling Mills follow the grades & quality specifications given in IS 2062.
In general, MS Flats produced by the Secondary Manufacturers passes the physical parameters but fails to match the chemical properties of IS 2062 except few Rolling Mills.