The China equivalent of C45 (1.0503) is 45 with a 95% composition match.
🇨🇳 China equivalent of
C451.0503
Standard: GB · Source: GB/T 699
Chinese carbon steel equivalent
Quick Facts
| Original | 🇨🇳 Equivalent | |
|---|---|---|
| Designation | C45 | 45 |
| Material Number | 1.0503 | — |
| Standard | EN 10083-2 | GB |
| Category | Carbon Steel | Carbon Steel |
Frequently Asked Questions
Is C45 the same as 45?
C45 (EN 10083-2) and 45 (GB) are near-equivalent grades with a 95% composition overlap. Both are carbon 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 C45 with 45?
In most cases, yes. The chemical composition ranges overlap significantly (95%). However, verify mechanical property requirements for your specific application, as heat treatment practices may differ between EN 10083-2 and GB standards.
What is the GB equivalent of C45?
The GB equivalent of C45 (1.0503) is 45, specified in GB/T 699.
Other International Equivalents
| Country | Standard | Grade | Match | |
|---|---|---|---|---|
| 🇪🇺 | Europe | EN | C45 | 100% |
| 🇯🇵 | Japan | JIS | S45C | 98% |
| 🇬🇧 | United Kingdom | BS | 080M46 / EN8 | 96% |
Related Comparisons
Data provided for reference only. Always verify against the applicable specification for critical applications. Source: EN 10083-2, GB/T 699.
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.