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K94200 Alloy vs. SAE-AISI A3 Steel

Both K94200 alloy and SAE-AISI A3 steel are iron alloys. There are 17 material properties with values for both materials. Properties with values for just one material (13, in this case) are not shown.

For each property being compared, the top bar is K94200 alloy and the bottom bar is SAE-AISI A3 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 140
190
Poisson's Ratio 0.34
0.29
Shear Modulus, GPa 54
73
Tensile Strength: Ultimate (UTS), MPa 500 to 710
700 to 2150

Thermal Properties

Melting Onset (Solidus), °C 1440
1410
Specific Heat Capacity, J/kg-K 500
470
Thermal Conductivity, W/m-K 15
37
Thermal Expansion, µm/m-K 5.0
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.7
8.3
Electrical Conductivity: Equal Weight (Specific), % IACS 3.0
9.7

Otherwise Unclassified Properties

Density, g/cm3 8.2
7.8

Common Calculations

Stiffness to Weight: Axial, points 9.8
14
Stiffness to Weight: Bending, points 21
25
Strength to Weight: Axial, points 17 to 24
25 to 77
Strength to Weight: Bending, points 17 to 22
23 to 48
Thermal Diffusivity, mm2/s 3.7
10
Thermal Shock Resistance, points 49 to 70
23 to 70

Comparable Variants