Annealing |
Quenching |
Tempering |
Normalizing |
Q & T |
√ |
√ |
√ |
√ |
√ |
Physical Properties
|
Metric
|
English
|
Comments
|
Density
|
7.82g/cc
|
0.283 lb/in³
|
|
|
|||
Mechanical Properties
|
Metric
|
English
|
Comments
|
Hardness, Rockwell C
|
30.0
|
30.0
|
Solution Annealed
|
|
38.0 - 42.0
|
38.0 - 42.0
|
Stock Standard
|
|
<= 44.0
|
<= 44.0
|
After Aging
|
Modulus of Elasticity
|
210GPa
|
30500 ksi
|
|
|
|||
Thermal Properties
|
Metric
|
English
|
Comments
|
CTE, linear
|
11.3 µm/m-°C
@Temperature 100 °C |
6.28 µin/in-°F
@Temperature 212 °F |
|
|
12.2 µm/m-°C
@Temperature 200 °C |
6.78 µin/in-°F
@Temperature 392 °F |
|
|
12.8 µm/m-°C
@Temperature 300 °C |
7.11 µin/in-°F
@Temperature 572 °F |
|
|
13.2 µm/m-°C
@Temperature 400 °C |
7.33 µin/in-°F
@Temperature 752 °F |
|
|
13.5 µm/m-°C
@Temperature 500 °C |
7.50 µin/in-°F
@Temperature 932 °F |
|
Thermal Conductivity
|
25.0 W/m-K
@Temperature 20.0 °C |
174 BTU-in/hr-ft²-°F
@Temperature 68.0 °F |
|
|
26.4 W/m-K
@Temperature 100 °C |
183 BTU-in/hr-ft²-°F
@Temperature 212 °F |
|
|
29.5 W/m-K
@Temperature 200 °C |
205 BTU-in/hr-ft²-°F
@Temperature 392 °F |
|
|
31.5 W/m-K
@Temperature 300 °C |
219 BTU-in/hr-ft²-°F
@Temperature 572 °F |
|
|
32.3 W/m-K
@Temperature 400 °C |
224 BTU-in/hr-ft²-°F
@Temperature 752 °F |
|
|
|||
Component Elements Properties
|
Metric
|
English
|
Comments
|
Aluminum, Al
|
1.20 %
|
1.20 %
|
|
Carbon, C
|
0.130 %
|
0.130 %
|
|
Chromium, Cr
|
0.350 %
|
0.350 %
|
|
Copper, Cu
|
1.20 %
|
1.20 %
|
|
Iron, Fe
|
91.32 %
|
91.32 %
|
As Balance
|
Manganese, Mn
|
2.00 %
|
2.00 %
|
|
Nickel, Ni
|
3.50 %
|
3.50 %
|
|
Silicon, Si
|
0.300 %
|
0.300 %
|
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