
Hardness
| HRB HRC | Rm N/mm2 | Fe | Ni | Cr | Co | Mo | W | Si | Mn | C | Al | Ti | Li | P | S | Mg | Zn | Cu | Others | ||||
| HB | |||||||||||||||||||||||
| HTA Titanium Based Alloys | |||||||||||||||||||||||
| HRC28 | 900 | ||||||||||||||||||||||
| HRC28 | 900 | 0.05 | 2 | 0.12 | 0.1 | 6 | Zr 4.0 |
| HRC35 | 1100 | 0.5 | 0.05 | 5.5 | 0.5 V 5.5 Sn 2 O 0.2 | |||||||
| 1000 | 6 | 84.5/88.0 | Nb 7.0 | |||||||||
| HRC35 | 1100 | 0.13 | 1 | 8 | V 1 O 0.12 | |||||||
| HRB100 | 780 | 0.5 | 0.1 | O 0.4 | ||||||||
| HRB90 | 600 | 0.3 | 0.1 | O 0.35 | ||||||||
| HRB80 | 510 | 0.3 | 0.1 | O 0.25 | ||||||||
| HRB70 | 430 | 0.2 | 0.1 | O 0.18 | ||||||||
| Hard Steel >1400Mpa | ||||||||||||
| 447-534HB | 1490-1730 | 91.6 | 4 | 2 | 0.37 | 0.45 | 1.2 | 0.32 | 0.02 | 0.005 | ||
| 470-550HB | 1590-1800 | 91.4 | 4 | 2 | 0.5 | 0.5 | 1.2 | 0.32 | 0.025 | 0.005 | ||
| 574-634HB | > 2060 | 91.8 | 4.25 | 1.5 | 0.37 | 0.5 | 1 | 0.52 | 0.02 | 0.005 |
55/61HRc 63/65HRc 64/67HRc 55/64HRc
1040-2000
54HRC 1930 5.5 10 14 2 1 0.21 0.02 0.005 V 0.3
1180-1670 1180-1570 1080-1270 1270-1670
1180-1770
| 450HBW | 1500 |
| 500HBW | 1730 |
| 550HBW | 1950 |
| 600HBW | >2000 |
| 48-54HRC | 1590-1930 |
58-64HRC 1200-1700 64/66HRC 1400-1500
| 341-444HB | 1490 |
| 444-555HB | 2010 |
| 269-321HB | 1040 |
| 302-363HB | 1150 |
| Material Gu | ide –Keyto Recommended Inserts Material Designation | ||
| P Unalloyed Steels | P Alloyed Steels | M Stainless Steels | M K N S H PH Stainless Aluminum & Alloys High Temp. Alloys Hard Materials Cast Irons |