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ASTM B685 Alloy vs. K94200 Alloy

ASTM B685 alloy belongs to the otherwise unclassified metals classification, while K94200 alloy belongs to the iron alloys. There are 15 material properties with values for both materials. Properties with values for just one material (10, in this case) are not shown.

For each property being compared, the top bar is ASTM B685 alloy and the bottom bar is K94200 alloy.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
140
Poisson's Ratio 0.37
0.34
Shear Modulus, GPa 43
54
Tensile Strength: Ultimate (UTS), MPa 660 to 1060
500 to 710

Thermal Properties

Melting Onset (Solidus), °C 1200
1440
Specific Heat Capacity, J/kg-K 300
500
Thermal Expansion, µm/m-K 14
5.0

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 5.0
2.7
Electrical Conductivity: Equal Weight (Specific), % IACS 4.1
3.0

Otherwise Unclassified Properties

Density, g/cm3 11
8.2

Common Calculations

Stiffness to Weight: Axial, points 6.1
9.8
Stiffness to Weight: Bending, points 15
21
Strength to Weight: Axial, points 17 to 27
17 to 24
Strength to Weight: Bending, points 16 to 21
17 to 22
Thermal Shock Resistance, points 28 to 46
49 to 70

Comparable Variants