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SAE-AISI 1080 Steel vs. K94200 Alloy

Both SAE-AISI 1080 steel and K94200 alloy are iron alloys. There are 22 material properties with values for both materials. Properties with values for just one material (11, in this case) are not shown.

For each property being compared, the top bar is SAE-AISI 1080 steel and the bottom bar is K94200 alloy.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
140
Elongation at Break, % 11
5.0 to 32
Poisson's Ratio 0.29
0.34
Shear Modulus, GPa 72
54
Shear Strength, MPa 460 to 520
330 to 410
Tensile Strength: Ultimate (UTS), MPa 770 to 870
500 to 710
Tensile Strength: Yield (Proof), MPa 480 to 590
270 to 650

Thermal Properties

Melting Onset (Solidus), °C 1410
1440
Specific Heat Capacity, J/kg-K 470
500
Thermal Conductivity, W/m-K 51
15
Thermal Expansion, µm/m-K 12
5.0

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 9.6
2.7
Electrical Conductivity: Equal Weight (Specific), % IACS 11
3.0

Otherwise Unclassified Properties

Density, g/cm3 7.8
8.2

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 80 to 84
35 to 130
Resilience: Unit (Modulus of Resilience), kJ/m3 610 to 920
250 to 1460
Stiffness to Weight: Axial, points 13
9.8
Stiffness to Weight: Bending, points 24
21
Strength to Weight: Axial, points 27 to 31
17 to 24
Strength to Weight: Bending, points 24 to 26
17 to 22
Thermal Diffusivity, mm2/s 14
3.7
Thermal Shock Resistance, points 25 to 29
49 to 70