EN 10277-5 Standard
W.NR.: 1.8159/51CrV4
Special Alloy Steel
Analysis according to the EN 10277-5 standard
| C % | Si % | Mn % | P % | S % | Cr % | V % | |
| From | 0,47 | – | 0,70 | – | – | 0,90 | 0,10 |
| To | 0,55 | 0,40 | 1,10 | 0,025 | 0,035 | 1,20 | 0,25 |
According to the EN 10277-5 standard
| Thickness mm |
Annealed + Cold Drawn |
| ( +A+C ) | |
| Hardness HB max | |
| ≤16 | 311 |
| >16≤40 | 293 |
| >40≤80 | 287 |
* Delivery condition: soft annealed.
Weldability:
Bad weldability due to the high crack danger.
Hardenability:
Good hardenability; suitable for pieces of small sizes and for exacting purposes.
It can be hardened in oil.
Notes:
CORRESPONDENCE WITH OTHER STANDARDS (purely as an indication):
UNI 7845 DIN 17200 ISO 683-1 AISI/SAE AFNOR 35-552
50CrV4 50CrV4 51CrV4 6150 50CV4