National specification comparison table
國家規格對照表
日規 JIS | 國際標準 ISO | 美規 AISI | 英規 BS | 德規 DIN | 法規 NF | |
G4051 | S15C | C15E4 C15M2 | 1015 | 055M15 | CK15 C15 | - |
S20C | - | 1012 | 070M20 | CK22 C22 | 1C22 2C22 3C22 | |
S45C | C45 C45E4 C45M2 | 1045 1046 | 080M46 | CK45 C45 | 1C45 2C45 3C45 | |
S50C | C50 C50E4 C50M2 | 1049 | 080M50 | CK50 C50 | 1C50 2C50 3C50 | |
G4103 | SNCM220 | 20NiCrMo2 20NiCrMoS2 | 8615 8617 8620 8622 | 805A20 805M20 805A22 805M22 | 20NiCrMo2 20NiCrMoS2 | 20NCD2 |
SNCM439 | - | 4340
| 817A37 | 40NiCrMo6 | - | |
G4105 | SCM415 | - | - | - | - | - |
SCM420 | - | 4118 | 708M20 | 20CrMo4 | - | |
SCM440 | 42CrMo4 42CrMoS4 | 4140 | 708M40 709M40 | 42CrMo4 42CrMoS4 | - | |
G4401 | SK2 | TC120 | W1-111/2 | BWIC | - | Y2120 |
SK3 | TC150 | W1-10 | BWIC | C105W1 | Y1105 | |
G4403 | SKH2 | HS18-0-1 | T1 | BT1 | - | Z80WCV 18-04-01 |
SKH9 | HS6-5-2 | M2 | BM2 | S6-5-2 | Z85WDCV 06-05-04-02 | |
SKH55 | HS6-5-2-5 | M35 | BM35 | S6-5-2-5 | Z90WDKCV 06-05-05-04-02 | |
G4404 | SKS3 | - | 0-1 | B0-1 | - | - |
SKD11 | - | D2 | BD2 | 1.2379 | Z160CDV12 | |
SKD61 | 40CrMoV5 | H13 | BH13 | X40CrMoV51 | Z40CDV5 | |
G4805 | SUJ2 | B1 | 52100 | 535A99 | 100Cr6 | 100Cr6 |