A6 Tool Steel Data
An air-hardening, non-deforming tool
steel that combines the deep hardening characteristics of air-hardening steels
with the simplicity of low temperature heat treatment possible in many of the
oil-hardening grades.
Note: K-mac does not sell this grade - Data is for reference only.
Carbon
|
0.65 - 0.75
|
Chromium
|
0.9 - 1.2
|
Iron
|
Balance
|
Manganese
|
1.8 - 2.5
|
Molybdenum
|
0.9 - 1.4
|
Phosphorus
|
0.03 max
|
Silicon
|
0.5 max
|
Sulphur
|
0.03 max
|
Density |
0.29 lb/in3 |
Hardness, Rockwell C |
61 - 62 |
Modulus of Elasticity |
29000 ksi |
Bulk Modulus |
20300 ksi |
Poisson's Ratio |
0.3 |
Shear Modulus |
11200 ksi |
CTE, linear 250°C |
6.56 μin/in-°F |
CTE, linear 500°C |
7.33 μin/in-°F |
CTE, linear 1000°C |
8 μin/in-°F |