The China equivalent of S235JR (1.0038) is Q235B with a 95% composition match.
🇨🇳 China equivalent of
S235JR1.0038
Standard: GB · Source: GB/T 700
Chinese structural steel, very close
Quick Facts
| Original | 🇨🇳 Equivalent | |
|---|---|---|
| Designation | S235JR | Q235B |
| Material Number | 1.0038 | — |
| Standard | EN 10025-2 | GB |
| Category | Carbon Steel | Carbon Steel |
Frequently Asked Questions
Is S235JR the same as Q235B?
S235JR (EN 10025-2) and Q235B (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 S235JR with Q235B?
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 10025-2 and GB standards.
What is the GB equivalent of S235JR?
The GB equivalent of S235JR (1.0038) is Q235B, specified in GB/T 700.
Other International Equivalents
| Country | Standard | Grade | Match | |
|---|---|---|---|---|
| 🇪🇺 | Europe | EN | S235JR | 100% |
| 🇪🇺 | Europe | DIN | St37-2 (old) | 98% |
| 🇯🇵 | Japan | JIS | SS400 | 88% |
Related Comparisons
Data provided for reference only. Always verify against the applicable specification for critical applications. Source: EN 10025-2, GB/T 700.
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.