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K94200 Alloy vs. SAE-AISI T4 Steel

Both K94200 alloy and SAE-AISI T4 steel are iron alloys. There are 15 material properties with values for both materials. Properties with values for just one material (15, in this case) are not shown.

For each property being compared, the top bar is K94200 alloy and the bottom bar is SAE-AISI T4 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 140
210
Poisson's Ratio 0.34
0.29
Shear Modulus, GPa 54
80
Tensile Strength: Ultimate (UTS), MPa 500 to 710
800 to 2140

Thermal Properties

Melting Onset (Solidus), °C 1440
1750
Specific Heat Capacity, J/kg-K 500
410
Thermal Conductivity, W/m-K 15
21
Thermal Expansion, µm/m-K 5.0
12

Otherwise Unclassified Properties

Density, g/cm3 8.2
9.4

Common Calculations

Stiffness to Weight: Axial, points 9.8
12
Stiffness to Weight: Bending, points 21
21
Strength to Weight: Axial, points 17 to 24
24 to 64
Strength to Weight: Bending, points 17 to 22
20 to 39
Thermal Diffusivity, mm2/s 3.7
5.4
Thermal Shock Resistance, points 49 to 70
24 to 64

Comparable Variants