DIN |
AISI |
JIS |
GB |
1.2367 |
- |
- |
- |
Chemical Composition(DIN 17350)
C |
Si |
Mn |
P≤ |
S≤ |
Cr |
Mo |
V |
0.35 |
0.30 |
0.30 |
0.035 |
0.035 |
4.70 |
2.70 |
0.40 |
0.40 |
0.50 |
0.60 |
5.20 |
3.30 |
0.70 |
Steel Properties
Secondary hardening steel. High strength and wear resistance in hot. Good tempering resistance. High hardenability and toughness.Tools can be water cooled.
Applications
Wear resisting tools, pressure die casting tools, pressing tools for light and heavy metal. Charpy V-Notch tested, impact toughness in ft-lbs (J) min.8 (11) for ESR; Min.6 (8.28) for EFS.
Heat Treatment
Soft Annealing(℃) |
Cooling |
Hardness(HB) |
Hardening( ℃ ) |
In |
Hardness(HRC) |
800-840 |
Furnace |
Max.235 |
1030-1080 |
In air,oil,thermal
bath 500-550℃ |
53-57 HRC |
Tempering (℃) |
100 |
200 |
300 |
400 |
450 |
500 |
550 |
600 |
650 |
700 |
HRC |
57 |
55 |
54 |
53 |
54 |
55.5 |
56 |
53 |
43 |
31 |
N/mm2 |
2140 |
1980 |
1910 |
1845 |
1910 |
2010 |
2050 |
1845 |
1360 |
995 |
|