The Japan equivalent of 42CrMo4 (1.7225) is SCM440 with a 96% composition match.
🇯🇵 Japan equivalent of
42CrMo41.7225
Standard: JIS · Source: JIS G4053
Very close match, minor Si/Mn differences
Quick Facts
| Original | 🇯🇵 Equivalent | |
|---|---|---|
| Designation | 42CrMo4 | SCM440 |
| Material Number | 1.7225 | — |
| Standard | EN 10083-3 | JIS |
| Category | Alloy Steel | Alloy Steel |
Frequently Asked Questions
Is 42CrMo4 the same as SCM440?
42CrMo4 (EN 10083-3) and SCM440 (JIS) are near-equivalent grades with a 96% composition overlap. Both are alloy steel grades. Minor differences may exist in alloying element ranges. For most applications, they are interchangeable. Always verify against the applicable specification for safety-critical components.
Can I substitute 42CrMo4 with SCM440?
In most cases, yes. The chemical composition ranges overlap significantly (96%). However, verify mechanical property requirements for your specific application, as heat treatment practices may differ between EN 10083-3 and JIS standards.
What is the JIS equivalent of 42CrMo4?
The JIS equivalent of 42CrMo4 (1.7225) is SCM440, specified in JIS G4053.
Other International Equivalents
| Country | Standard | Grade | Match | |
|---|---|---|---|---|
| 🇪🇺 | Europe | EN | 42CrMo4 | 100% |
| 🇫🇷 | France | AFNOR | 42CD4 | 98% |
| 🇬🇧 | United Kingdom | BS | 708M40 / EN19 | 97% |
| 🇨🇳 | China | GB | 42CrMo | 93% |
Related Comparisons
Data provided for reference only. Always verify against the applicable specification for critical applications. Source: EN 10083-3, JIS G4053.
All data is for reference only. Equivalents indicate similarity, not identity. Always verify against the applicable specification for safety-critical applications. materialref.com accepts no liability for decisions based on this data.