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K94200 Alloy vs. C68100 Brass

K94200 alloy belongs to the iron alloys classification, while C68100 brass belongs to the copper alloys. There are 21 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 K94200 alloy and the bottom bar is C68100 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 140
100
Elongation at Break, % 5.0 to 32
29
Poisson's Ratio 0.34
0.3
Shear Modulus, GPa 54
40
Tensile Strength: Ultimate (UTS), MPa 500 to 710
380
Tensile Strength: Yield (Proof), MPa 270 to 650
140

Thermal Properties

Melting Onset (Solidus), °C 1440
870
Specific Heat Capacity, J/kg-K 500
390
Thermal Conductivity, W/m-K 15
98
Thermal Expansion, µm/m-K 5.0
21

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.7
24
Electrical Conductivity: Equal Weight (Specific), % IACS 3.0
27

Otherwise Unclassified Properties

Density, g/cm3 8.2
7.9

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 35 to 130
86
Resilience: Unit (Modulus of Resilience), kJ/m3 250 to 1460
94
Stiffness to Weight: Axial, points 9.8
7.3
Stiffness to Weight: Bending, points 21
20
Strength to Weight: Axial, points 17 to 24
13
Strength to Weight: Bending, points 17 to 22
15
Thermal Diffusivity, mm2/s 3.7
32
Thermal Shock Resistance, points 49 to 70
13