🇺🇸 USA equivalent of
40CrNiMo61.6565
AISI 4340 (approx)G43400REF
Standard: AISI · Source: ASTM A29
Approximate — 4340 has different Ni/Cr balance
Other international equivalents
| Country | Standard | Grade | Match | |
|---|---|---|---|---|
| 🇪🇺 | Europe | EN | 40CrNiMo6 | 100% |
🇺🇸 USA equivalent of
Standard: AISI · Source: ASTM A29
Approximate — 4340 has different Ni/Cr balance
| Country | Standard | Grade | Match | |
|---|---|---|---|---|
| 🇪🇺 | Europe | EN | 40CrNiMo6 | 100% |