The China equivalent of 51CrV4 (1.8159) is 50CrVA with a 93% composition match.
🇨🇳 China equivalent of
51CrV41.8159
Standard: GB · Source: GB/T 1222
Chinese spring steel
Quick Facts
| Original | 🇨🇳 Equivalent | |
|---|---|---|
| Designation | 51CrV4 | 50CrVA |
| Material Number | 1.8159 | — |
| Standard | EN 10089 | GB |
| Category | Alloy Steel | Alloy Steel |
Frequently Asked Questions
Is 51CrV4 the same as 50CrVA?
51CrV4 (EN 10089) and 50CrVA (GB) 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 51CrV4 with 50CrVA?
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 10089 and GB standards.
What is the GB equivalent of 51CrV4?
The GB equivalent of 51CrV4 (1.8159) is 50CrVA, specified in GB/T 1222.
Other International Equivalents
| Country | Standard | Grade | Match | |
|---|---|---|---|---|
| 🇪🇺 | Europe | EN | 51CrV4 | 100% |
| 🇪🇺 | Europe | DIN | 50CrV4 (old) | 99% |
| 🇯🇵 | Japan | JIS | SUP10 | 90% |
Related Comparisons
Data provided for reference only. Always verify against the applicable specification for critical applications. Source: EN 10089, GB/T 1222.
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.