| P.0 | Long chipping Low Carbon Steels | Recommended | 160-200 | 0.021 |
| P.1 | Short chipping Low Carbon Steels | Recommended | 160-200 | 0.021 |
| P.2 | Medium and High Carbon Steels | Recommended | 140-180 | 0.021 |
| P.3 | Alloy Steels, Tool Steels (N/mm² 600-850) | Recommended | 100-140 | 0.021 |
| P.4 | Alloy Steels, Tool Steels (N/mm² 850-1400) | Recommended | 80-120 | 0.021 |
| P.5 | Ferritic, Martensitic, PH SS | Partially recommended | 60-100 | 0.021 |
| P.6 | High Strength Ferritic, Martensitic, PH SS | Partially recommended | 60-80 | 0.021 |
| M.1 | Austenitic Stainless Steel | Partially recommended | 80-120 | 0.021 |
| M.2 | High Strength Austenitic SS, Cast SS | Partially recommended | 60-100 | 0.021 |
| M.3 | Duplex SS | Partially recommended | 40-80 | 0.021 |
| K.1 | Grey Cast Iron | Partially recommended | 140-180 | 0.021 |
| K.2 | Low and Medium Strength CGI, Ductile Irons | Partially recommended | 100-140 | 0.021 |
| K.3 | High Strength Ductile and Austempered Ductile Iron | Partially recommended | 80-120 | 0.021 |
