|
Yield Strength
|
|
40000 lbs/in²
|
|
|
Tensile Strength
|
|
84000 lbs/in²
|
|
|
Elongation percent in 2 inches
|
|
52 %
|
|
|
Hardness (Rockwell B)
|
|
79
|
|
|
Creep Strength Load for 10000 Hr. with 1% Elongation at 1000°F
|
|
25000 lbs/in²
|
|
|
Creep Strength Load for 10000 Hr. with 1% Elongation at 1100°F
|
|
18200 lbs/in²
|
|
|
Creep Strength Load for 10000 Hr. with 1% Elongation at 1200°F
|
|
12700 lbs/in²
|
|
|
Creep Strength Load for 10000 Hr. with 1% Elongation at 1300°F
|
|
7900 lbs/in²
|
|
|
Density
|
|
0.29 lbs/in³
|
|
|
Modulus of Elasticity in Tension
|
|
29.0 x 106 lbs/in²
|
|
|
Specific Heat (32 to 212°F)
|
|
0.12 BTU/ºF/lbs
|
|
|
Thermal Conductivity at 212°F
|
|
9.4 BTU/hr.ft²/ft/ºF
|
|
|
Thermal Conductivity at 932°F
|
|
12.4 BTU/hr.ft²/ft/ºF
|
|
|
Mean Coefficient of Thermal Expansion per °F (32 to 212°F)
|
|
8.8 x 10-6 ºF
|
|
|
Mean Coefficient of Thermal Expansion per °F (32 to 600°F)
|
|
9.0 x 10-6 ºF
|
|
|
Mean Coefficient of Thermal Expansion per °F (32 to 1000°F)
|
|
9.7 x 10-6 ºF
|
|
|
Mean Coefficient of Thermal Expansion per °F (32 to 1200°F)
|
|
10.3 x 10-6 ºF
|
|
|
Melting Point Range
|
|
2500 to 2550 ºF
|
|
|
Electrical Resistivity
|
|
74 µΩ.cm
|
|
|
Max. Operating Temp. (Continuous Service)
|
|
1650 ºF
|
|
|
Max. Operating Temp. (Intermittent Service)
|
|
1500 ºF
|
|
|
Welding Properties
|
|
Very Good-Tough Welds
|
|
|
Drawing and Stamping
|
|
Good
|
|
|
Hot Working - Initial Forging
|
|
2100 to 2300 ºF
|
|
|
Annealing Temp.
|
|
1850 to 2050 ºF
|
|
|
Stress Relieving Temp.
|
|
400 to 750 ºF
|
|