Average Physical Properties
Physical Properties |
°F |
British Units |
°C |
Metric Units |
Density |
Room |
0.304 lb./cubic in. |
Room |
8.43g/cubic cm |
Electrical
|
70
|
40.6 microhm-in.
|
21
|
1.03 microhm-m
|
Mean Coefficient
|
70-200
|
7.4 microinches/in.-°F
|
21-93
|
13.3 x 10(-6)m/m·K
|
Thermal
|
70
|
103 Btn-in./ft².-hr.-°F
|
21
|
14.8 W/m·K
|
Modulus
|
Room |
30.0 x 10(6) psi |
Room |
207 GPa |
Typical Mechanical Properties
Various forms and conditions
Form
|
Tensile Strength |
0.2%
|
% Elongation
|
%
|
Rockwell
|
||
Rod and Bar
|
80-100 80-100 80-100 |
552-689 552-689 552-689 |
25-50 30-50 30-45 |
172-345 207-345 207-310 |
55-35 55-35 55-35 |
70-60 70-60 —- |
65-85B 65-85B 84B max. |
Average Room Temperature Tensile Data
Form |
Condition |
Ultimate Tensile Strength,
|
Yield Strength at 0.2% offset,
|
Elongation in 2 in. (50.8mm)
|
Sheet
|
Annealed
|
98 (676)
|
42 (290)
|
40
|
Typical Elevated Temperature Tensile Properties
Temperature |
Tensile Strength |
0.2%
|
% Elongation
|
|||
°F |
°C |
ksi |
MPa |
ksi |
MPa |
|
| 600 800 1000 1200 1400 1600 1800 |
316 427 538 649 760 871 982 |
90.5 88.5 84.0 65.0 27.5 15.0 7.5 |
624 610 579 448 190 103 52 |
31.0 29.5 28.5 26.5 17.0 9.0 4.0 |
214 203 196 183 117 62 28 |
46 49 47 39 46 80 118 |
Stress Rupture Properties
Temperature |
Stress to Produce Rupture in: |
||||||
| °F | °C | 10 hours | 100 hours | 1000 hours | |||
| ksi | MPa | ksi | MPa | ksi | MPa | ||
Cold Drawn, Annealed-3 Hours/1750°F (954°C)/Air Cooled |
|||||||
| 1000 1200 1400 1600 1800 2000 |
538 649 760 871 982 1093 |
74 34 13 7.5 4.4 2.1 |
510 234 90 52 30 14 |
50 23 8.4 4.8 2.8 2.4 |
345 159 58 33 19 17 |
34 14.5 5.6 3 1.8 — |
234 100 39 21 12 — |
Hot Rolled, Annealed-2 Hours/1650°F (899°C) |
|||||||
| 1350 1600 1800 2000 |
732 871 982 1093 |
20 8.1 4.4 2.1 |
138 56 30 14 |
13.5 5.3 2.8 1.4 |
93 37 19 10 |
9.2 — 1.8 — |
63 — 12 — |
Solution Annealed-20 Hours/2050°F (1121°C)/Air Cooled |
|||||||
| 1350 1500 1600 1800 2000 |
732 816 871 982 1093 |
19 11.5 8 4.4 2.1 |
131 79 55 30 14 |
14 8 5.3 2.8 1.4 |
97 55 37 19 10 |
9.8 5.6 — 1.8 — |
68 39 — 12 — |