| Equivalent grades |
GB |
DIN |
AISI |
JIS |
BS |
| Cr5Mo1V |
1.2363 |
A2 |
SKD12 |
BA2 |
| Chemical Composition |
C |
Si |
Mn |
Cr |
P |
S |
V |
Mo |
Other |
| 0.90-1.05 |
0.20-0.40 |
0.40-0.80 |
4.80-5.50 |
0.03MAX |
0.03MAX |
0.10- 0.30 |
0.90-1.20 |
- |
| Available size |
Round Bar |
Diameter |
Length |
| 60-800mm |
2000-6000mm |
| Flat Bar |
Thickness |
Width |
Length |
| 25-400mm |
200-800mm |
2000-6000mm |
| Surface condition |
Black surface/ Grinded/ Machined |
| Annealed hardness |
HB241MAX |
| Characteristics |
Good machine ability, good dimension stability |
| Excellent compressive strength, good toughness |
| High wear resistance, high through harden ability |
| Applications |
Cutting operations, Embossing dies |
| Cutting, punching, stamping, bending tools |
| Shear blades, moulds for plastic processing |
| Heat treatment |
Hardening
Harden from a temperature of 930-970oC followed by air, oil, warm bath (500-550oC) quenching. Hardness after quenching is 63 HRC.
Tempering
Tempering temperature: 150-550oC
Tempering Temperature (oC) vs. Hardness (HRC) |
| 100°C |
200°C |
300°C |
400°C |
500°C |
| 63 |
62 |
58 |
57 |
57 |
| Mechanical properties |
Density |
at 20°C 7,70dm3 |
| Thermal Conductivity |
at 20°C 26. 0 W/(m/k) |
| Thermal expansion between |
20 °Cand…°C , 10-6mm/(mk) |
| 100°C |
200°C |
300°C |
400°C |
500°C |
| 12,0 |
12,1 |
11,9 |
11,6 |
11,7 |
 |
|
