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The Japan equivalent of HS6-5-2-5 (1.3243) is SKH55 with a 100% composition match.

🇯🇵 Japan equivalent of

HS6-5-2-51.3243

SKH55

Standard: JIS · Source: JIS G4403

Match100%

Japanese equivalent

Quick Facts

Original🇯🇵 Equivalent
DesignationHS6-5-2-5SKH55
Material Number1.3243
StandardEN ISO 4957JIS
CategoryTool SteelTool Steel

Frequently Asked Questions

Is HS6-5-2-5 the same as SKH55?

HS6-5-2-5 (EN ISO 4957) and SKH55 (JIS) are near-equivalent grades with a 100% 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 HS6-5-2-5 with SKH55?

In most cases, yes. The chemical composition ranges overlap significantly (100%). 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 HS6-5-2-5?

The JIS equivalent of HS6-5-2-5 (1.3243) is SKH55, specified in JIS G4403.

Other International Equivalents

CountryStandardGradeMatch
🇪🇺EuropeENHS6-5-2-5 / 1.3243100%

Related Comparisons

Data provided for reference only. Always verify against the applicable specification for critical applications. Source: EN ISO 4957, JIS G4403.

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.