| ISO | Material | Material Designation | Material Condition | Hardness | Cutting Speed Recommendations (Vc) |
| K | 15 | Grey cast iron (GG) | Pearlitic/ferritic | 180 HB | 1640-3935 sfm |
| K | 16 | Grey cast iron (GG) | Pearlitic/martensitic | 260 HB | 1310-2625 sfm |
| K | 17 | Nodular cast iron (GGG) | Ferritic | 160 HB | 655-1640 sfm |
| K | 18 | Nodular cast iron (GGG) | Pearlitic | 250 HB | 655-1310 sfm |
| S | 33 | High temp. alloys Ni or Co based | Annealed | 250 HB | 490-3935 sfm |
| S | 34 | High temp. alloys. Ni or Co based | Hardened | 350 HB | 490-3935 sfm |
| S | 35 | High temp. alloys. Ni or Co based | Cast | 320 HB | 655-3935 sfm |