Steel Grades
Grades Chart
Ju Feng provide material grade of various countries for customers to refer.
Material grade comparison table
specification / material | Japan JIS | USA AISI | China GB | Germany DIN | Inter ISO | EU EN | |
---|---|---|---|---|---|---|---|
Carbon Steel | SS400 | A529 | Q235 | RSt42-2 St 44-2 | E275B | S275JR | |
S15C | 1015 | 15 | C15 CK15 | C15E4 | C15E | ||
S25C | 1025 | 25 | CK25 | C25E4 | C25E | ||
S45C | 1045 | 45 | CK45 | C45 | C45E C45 | ||
S50C | 1050 | - | CK50 | C50E4 | C50E | ||
Chromium Alloy Steel | SCM415 (SCM21) | - | - | 15CrMo5 | 15CrMo5 | 15CrMo5 | |
SCM420 (SCM21) | 4118 | - | 25CrMo4 | 25CrMo4 | 25CrMo4 | ||
SCM440 (SCM4) | 4140 | - | 42CrMoS4 | 42CrMoS4 | 42CrMoS4 | ||
Nickel Chromium Molybdenum Alloy Steel | SNCM220 (SNCM21) | 8620 | 20CrNiMo | 20MoCr4 | 21NiCrMo2 | 20NiCrMo2-2 | |
SNCM420 (SNCM23) | 4320 | 20CrNi2Mo | - | - | - | ||
SNCM439 (SNCM8) | 4340 | 40CrNiMo | 40CrNiMo | - | - | ||
Aluminum Chromium Molybdenum Alloy Steel | SACM645 | C1.D | - | 34CrA1Mo5 | - | - | |
Mold Steel | SKD11 | D2 | Cr12Mo1V1 | X155CrVMo121 | - | - | |
SKD61 | H13 | 4Cr5MoSiV1 | X40CrMoV5-1 | - | X40CrMoV5-1 | ||
- | - | - | - | - | |||
Bearing Steel | SUJ2 | 52100 | Cr2 GCr15 | 100Cr6 | - | 102Cr6 | |
High Carbon Steel | SK2 | - | - | C125W | - | C120U | SK3 | W5 | C105W1 | T10A | C105U | C105U |
SKS3 | - | - | - | - | 95MnWCr5 | ||
SK4 | W110 | T10 | C105W2 | - | C90U | Free Cutting Steel | SUM23 | 1215 | Y13 | 9SMn36 | - | - |
12L14 | - | 9SMnPb36 | - | - | |||
SUM43 | 1144 | - | - | - | - |