????? ?????
???? ???????
???? Ju Feng ???? ????? ?? ????? ??????? ??????? ??????? ?????.
???? ?????? ????? ??????
| ????????? / ?????? | ??????? JIS | ???????? ??????? ????????? AISI | ????? GB | ??????? DIN | ???? ISO | ??????? ???????? EN | |
|---|---|---|---|---|---|---|---|
| ??????? ????? | SS400 | A529 | Q235 | RSt42-2 St 44-2 | E275B | S275JR? | |
| S15C | 1015? | 15 | ?? 15 ?? ?? 15 | C15E4 | C15E | ||
| S25C | 1025 | 25 | ? 25 | C25E4 | C25E | ||
| S45C | 1045 | 45 | CK45 | ? 45 | C45E C45 | ||
| S50C | 1050 | - | ? 50 | C50E4 | C50E? | ||
?????? ?????? ????? | SCM415 (SCM21) | - | - | 15 ???? 5 | 15 ???? 5 | 15 ???? 5 | |
| SCM420 (SCM21) | 4118 | - | 25 ???? 4 | 25 ???? 4 | 25 ???? 4 | ||
| SCM440 (SCM4) | 4140 | - | 42CrMoS4 | 42CrMoS4 | 42CrMoS4 | ||
????? ????? ??????? ??????? ???????????? | SNCM220 (SNCM21) | 8620 | 20CrNiMo | 20 ? | 21NiCrMo2 | 20NiCrMo2-2 | |
| SNCM420 (SNCM23) | 4320 | 20CrNi2Mo | - | - | - | ||
| SNCM439 (SNCM8) | 4340 | 40CrNiMo | 40CrNiMo | - | - | ||
???????????? ????? ?????????? ??????? ?????? | SACM645 | C1.D | - | 34CrA1Mo5 | - | - | |
| ????? ????? | SKD11 | ? 2 | Cr12Mo1V1 | X155CrVMo121 | - | - | |
| SKD61 | H13 | 4Cr5MoSiV1 | X40CrMoV5-1 | - | X40CrMoV5-1 | ||
| - | - | - | - | - | |||
| ???? ????? | SUJ2 | 52100 | Cr2 GCr15 | 100 ?? 6 | - | 102 ?? 6 | |
| ?????? ??????? ????? | SK2 | - | - | C125W | - | C120U | |
| SK3 | W5 | C105W1 | T10A | C105U | C105U? | ||
| SKS3 | - | - | - | - | 95 ???????? | ||
| SK4 | W110 | T10 | C105W2 | - | C90U | ||
| ??? ????? ????? | ??? 23 | 1215 | Y13 | 9SMn36 | - | - | |
| 12 ? 14 | - | 9SMnPb36 | - | - | |||
| ??? 43 | 1144 | - | - | - | - | ||