| MM | BSS | ASTM | FEPA | MM | BSS | ASTM | FEPA | |
|---|---|---|---|---|---|---|---|---|
| 4.75 | - | 4 | F4 | 0.425 | 36 | 40 | F40 | |
| 4.00 | 4 | 5 | F5 | 0.355 | 44 | 45 | F46 | |
| 3.35 | 5 | 6 | F6 | 0.300 | 52 | 50 | F54 | |
| 2.80 | 6 | 7 | F7 | 0.250 | 60 | 60 | F60 | |
| 2.36 | 7 | 8 | F8 | 0.212 | 72 | 70 | F70 | |
| 2.00 | 8 | 10 | F10 | 0.180 | 85 | 80 | F80 | |
| 1.70 | 10 | 12 | F12 | 0.150 | 100 | 100 | F90 | |
| 1.40 | 12 | 14 | F14 | 0.125 | 120 | 120 | F100 | |
| 1.18 | 14 | 16 | F16 | 0.106 | 150 | 140 | F120 | |
| 1.00 | 16 | 18 | F20 | 0.075 | 200 | 200 | F150 | |
| 0.850 | 18 | 20 | F22 | 0.063 | 240 | 230 | F180 | |
| 0.710 | 22 | 25 | F24 | 0.053 | 300 | 270 | F220 | |
| 0.600 | 25 | 30 | F30 | 0.045 | 350 | 325 | F240 | |
| 0.500 | 30 | 35 | F36 | 0.037 | 440 | 400 | F280 |