The Japan equivalent of W1 / C105W1 (1.1545) is SK3 / SK105 with a 90% composition match.
🇯🇵 Japan equivalent of
W1 / C105W11.1545
Standard: JIS · Source: JIS G4401
Japanese carbon tool steel
Quick Facts
| Original | 🇯🇵 Equivalent | |
|---|---|---|
| Designation | W1 / C105W1 | SK3 / SK105 |
| Material Number | 1.1545 | — |
| Standard | EN ISO 4957 | JIS |
| Category | Tool Steel | Tool Steel |
Frequently Asked Questions
Is W1 / C105W1 the same as SK3 / SK105?
W1 / C105W1 (EN ISO 4957) and SK3 / SK105 (JIS) are near-equivalent grades with a 90% composition overlap. Both are tool 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 W1 / C105W1 with SK3 / SK105?
In most cases, yes. The chemical composition ranges overlap significantly (90%). However, verify mechanical property requirements for your specific application, as heat treatment practices may differ between EN ISO 4957 and JIS standards.
What is the JIS equivalent of W1 / C105W1?
The JIS equivalent of W1 / C105W1 (1.1545) is SK3 / SK105, specified in JIS G4401.
Other International Equivalents
| Country | Standard | Grade | Match | |
|---|---|---|---|---|
| 🇪🇺 | Europe | EN | C105W1 | 100% |
Related Comparisons
Data provided for reference only. Always verify against the applicable specification for critical applications. Source: EN ISO 4957, JIS G4401.
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.