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The Japan equivalent of 34CrNiMo6 (1.6582) is SNCM439 with a 88% composition match.

🇯🇵 Japan equivalent of

34CrNiMo61.6582

SNCM439

Standard: JIS · Source: JIS G4103

Match88%

Japanese Ni-Cr-Mo steel, slightly different composition

Quick Facts

Original🇯🇵 Equivalent
Designation34CrNiMo6SNCM439
Material Number1.6582
StandardEN 10083-3JIS
CategoryAlloy SteelAlloy Steel

Frequently Asked Questions

Is 34CrNiMo6 the same as SNCM439?

34CrNiMo6 (EN 10083-3) and SNCM439 (JIS) are near-equivalent grades with a 88% 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 34CrNiMo6 with SNCM439?

In most cases, yes. The chemical composition ranges overlap significantly (88%). 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 34CrNiMo6?

The JIS equivalent of 34CrNiMo6 (1.6582) is SNCM439, specified in JIS G4103.

Other International Equivalents

CountryStandardGradeMatch
🇪🇺EuropeEN34CrNiMo6100%
🇨🇳ChinaGB34CrNiMo695%
🇬🇧United KingdomBS817M40 / EN2493%

Related Comparisons

Data provided for reference only. Always verify against the applicable specification for critical applications. Source: EN 10083-3, JIS G4103.

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.