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C99500 Copper vs. K94200 Alloy

C99500 copper belongs to the copper alloys classification, while K94200 alloy belongs to the iron alloys. There are 19 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 C99500 copper and the bottom bar is K94200 alloy.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
140
Elongation at Break, % 13
5.0 to 32
Poisson's Ratio 0.34
0.34
Shear Modulus, GPa 45
54
Tensile Strength: Ultimate (UTS), MPa 540
500 to 710
Tensile Strength: Yield (Proof), MPa 310
270 to 650

Thermal Properties

Melting Onset (Solidus), °C 1040
1440
Specific Heat Capacity, J/kg-K 400
500
Thermal Expansion, µm/m-K 17
5.0

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 10
2.7
Electrical Conductivity: Equal Weight (Specific), % IACS 10
3.0

Otherwise Unclassified Properties

Density, g/cm3 8.7
8.2

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 63
35 to 130
Resilience: Unit (Modulus of Resilience), kJ/m3 410
250 to 1460
Stiffness to Weight: Axial, points 7.7
9.8
Stiffness to Weight: Bending, points 19
21
Strength to Weight: Axial, points 17
17 to 24
Strength to Weight: Bending, points 17
17 to 22
Thermal Shock Resistance, points 19
49 to 70