
| Jaan | International | Other countrie | s | ||||
| Type | p | U.S.A. | Great Britain | Germany | France | Russia | |
| JIS | ISO | AISI SAE | BS BS/EN | DIN DIN/EN | NF NF/EN | гOCT | |
| S10C | C10 | 1010 | C10 C10E C10R | C10E C10R | C10E C10R | − | |
| S15C | C15E4 C15M2 | 1015 | C15 C15E C15R | C15E C15R | C15E C15R | − | |
| S20C | − | 1020 | C22, C22E C22R | C22 C22E C22R | C22 C22E C22R | − | |
| S25C | C25 C25E4 C25M2 | 1025 | C25 C25E C25R | C25 C25E C25R | C25 C25E C25R | − | |
| S30C | C30 C30E4 C30M2 | 1030 | C30 C30E C30R | C30 C30E C30R | C30 C30E C30R | 30Γ | |
| eel | S35C | C35 C35E4 C35M2 | 1035 | C35 C35E C35R | C35 C35E C35R | C35 C35E C35R | 35Γ |
| rbon st | S40C | C40 C40E4 C40M2 | 1039 1040 | C40 C40E C40R | C40 C40E C40R | C40 C40E C40R | 40Γ |
| Ca | S43C | − | 1042 1043 | 080A42 | − | − | 40Γ |
| S45C | C45 C45E4 C45M2 | 1045 1046 | C45 C45E C45R | C45 C45E C45R | C45 C45E C45R | 45Γ | |
| S48C | − | − | − | − | − | 45Γ | |
| S50C | C50 C50E4 C50M2 | 1049 | C50 C50E C50R | C50 C50E C50R | C50 C50E C50R | 50Γ | |
| S53C | − | 1050 1053 | − | − | − | 50Γ | |
| S55C | C55 C55E4 C55M2 | 1055 | C55 C55E C55R | C55 C55E C55R | C55 C55E C55R | − | |
| S58C | C60 C60E4 C60M2 | 1059 1060 | C60 C60E C60R | C60 C60E C60R | C60 C60E C60R | 60Γ |
| U.S.A. | Great Britain | Germany | France | Russia | |||
| Type | г | ||||||
| AISI | BS | DIN | NF |
JIS ISO OCT
SAE BS/EN DIN/EN NF/EN
| SNC236 | − | − | − | − | − | 40XH | |||
| Nickel | SNC415(H) | − | − | − | − | − | − | ||
| chromium | SNC631(H) | − | − | − | − | − | 30XH3A | ||
| steel | SNC815(H) | 15NiCr13 | − | 15NiCr13 | 15NiCr13 | 15NiCr13 | − | ||
| SNC836 | − | − | − | − | − | − | |||
| 8615 | |||||||||
| SNCM220 | 20NiCrMo2 | 8617(H) | 20NiCrMo2-2 | 20NiCrMo2-2 | 20NiCrMo2-2 | − | |||
| 20NiCrMoS2 | 8620(H) | 20NiCrMoS2-2 | 20NiCrMoS2-2 | 20NiCrMoS2-2 | |||||
| 8622(H) | |||||||||
| 41CrNiMo2 | 8637 | ||||||||
| SNCM240 | 41CrNiMoS2 | 8640 | − | − | − | − | |||
| Nickel | SNCM415 | − | − | − | − | − | − | ||
| chromium | SNCM420(H) | − | 4320(H) | − | − | − | 20XH2M(20XHM) | ||
| molybdenum SNCM431 | − | − | − | − | − | − | |||
| steel | SNCM439 | − | 4340 | − | − | − | − | ||
| SNCM447 | − | − | − | − | − | − | |||
| SNCM616 | − | − | − | − | − | − | |||
| SNCM625 | − | − | − | − | − | − | |||
| SNCM630 | − | − | − | − | − | − | |||
| SNCM815 | − | − | − | − | − | − |
Note: The above chart is based on published data and not authorized by each manufacturer.