🇯🇵 Japan equivalent of
S355JR1.0045
SM490A90%
Standard: JIS · Source: JIS G3106
Similar strength, different impact test requirements
Other international equivalents
| Country | Standard | Grade | Match | |
|---|---|---|---|---|
| 🇺🇸 | USA | ASTM | ASTM A572 Grade 50 | REF |
| 🇪🇺 | Europe | EN | S355JR | 100% |
| 🇪🇺 | Europe | DIN | St52-3 (old) | 98% |
| 🇨🇳 | China | GB | Q355B | 95% |
| 🇬🇧 | United Kingdom | BS | BS 4360 50B | 92% |