EN 10277-5 standard

W.NR.: 1.8159

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

51CrV4.pdf