The United Kingdom equivalent of 304 Stainless Steel (1.4301) is 304S31 with a 98% composition match.
🇬🇧 United Kingdom equivalent of
304 Stainless Steel1.4301
Standard: BS · Source: BS EN 10088-2
British designation
Quick Facts
| Original | 🇬🇧 Equivalent | |
|---|---|---|
| Designation | 304 Stainless Steel | 304S31 |
| Material Number | 1.4301 | — |
| Standard | EN 10088-2 | BS |
| Category | Stainless Steel | Stainless Steel |
Frequently Asked Questions
Is 304 Stainless Steel the same as 304S31?
304 Stainless Steel (EN 10088-2) and 304S31 (BS) are near-equivalent grades with a 98% composition overlap. Both are stainless 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 304 Stainless Steel with 304S31?
In most cases, yes. The chemical composition ranges overlap significantly (98%). However, verify mechanical property requirements for your specific application, as heat treatment practices may differ between EN 10088-2 and BS standards.
What is the BS equivalent of 304 Stainless Steel?
The BS equivalent of 304 Stainless Steel (1.4301) is 304S31, specified in BS EN 10088-2.
Other International Equivalents
| Country | Standard | Grade | Match | |
|---|---|---|---|---|
| 🇪🇺 | Europe | EN | X5CrNi18-10 | 100% |
| 🇯🇵 | Japan | JIS | SUS304 | 99% |
| 🇨🇳 | China | GB | 0Cr18Ni9 | 96% |
Related Comparisons
Data provided for reference only. Always verify against the applicable specification for critical applications. Source: EN 10088-2, BS EN 10088-2.
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.