Case-hardening steel grades
4 case-hardening steel grades from 2 designation systems, each with a full data sheet. Sorted by system; the yield and tensile values are the first line of each grade's mechanical table.
EN (European)
| Grade | No. | Type | C % | Yield MPa | Tensile MPa | Equivalents |
|---|---|---|---|---|---|---|
| 16MnCr5 | 1.7131 | Alloy case-hardening steel | 0.14 – 0.19 | ≥ 590 | 780–1080 | 5115, SCr415 / SCr420, 16CrMn / 20CrMn |
| C10 | 1.0301 | Unalloyed low-carbon case-hardening steel | 0.07 – 0.13 | ≥ 295 | 490–690 | 1010, 1008, S10C / S09CK |
| C15 | 1.0401 | Unalloyed case-hardening steel | 0.12 – 0.18 | ≥ 355 | 590–780 | 1015, 1018, S15C / S15CK |
AISI / SAE
| Grade | No. | Type | C % | Yield MPa | Tensile MPa | Equivalents |
|---|---|---|---|---|---|---|
| 8620 | G86200 | Nickel-chromium-molybdenum case-hardening steel | 0.18 – 0.23 | ≈ 385 | ≈ 540 | 20NiCrMo2-2, SNCM220, 20CrNiMo |