Skip to content

The United Kingdom equivalent of 34CrNiMo6 (1.6582) is 817M40 / EN24 with a 93% composition match.

🇬🇧 United Kingdom equivalent of

34CrNiMo61.6582

817M40 / EN24

Standard: BS · Source: BS 970

Match93%

British equivalent, close match

Quick Facts

Original🇬🇧 Equivalent
Designation34CrNiMo6817M40 / EN24
Material Number1.6582
StandardEN 10083-3BS
CategoryAlloy SteelAlloy Steel

Frequently Asked Questions

Is 34CrNiMo6 the same as 817M40 / EN24?

34CrNiMo6 (EN 10083-3) and 817M40 / EN24 (BS) are near-equivalent grades with a 93% 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 817M40 / EN24?

In most cases, yes. The chemical composition ranges overlap significantly (93%). However, verify mechanical property requirements for your specific application, as heat treatment practices may differ between EN 10083-3 and BS standards.

What is the BS equivalent of 34CrNiMo6?

The BS equivalent of 34CrNiMo6 (1.6582) is 817M40 / EN24, specified in BS 970.

Other International Equivalents

CountryStandardGradeMatch
🇪🇺EuropeEN34CrNiMo6100%
🇨🇳ChinaGB34CrNiMo695%
🇯🇵JapanJISSNCM43988%

Related Comparisons

Data provided for reference only. Always verify against the applicable specification for critical applications. Source: EN 10083-3, BS 970.

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.