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CR024A Copper vs. C28500 Muntz Metal

Both CR024A copper and C28500 Muntz Metal are copper alloys. They have 58% of their average alloy composition in common. There are 28 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is CR024A copper and the bottom bar is C28500 Muntz Metal.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
100
Elongation at Break, % 15
20
Poisson's Ratio 0.34
0.3
Shear Modulus, GPa 43
40
Tensile Strength: Ultimate (UTS), MPa 230
520
Tensile Strength: Yield (Proof), MPa 140
380

Thermal Properties

Latent Heat of Fusion, J/g 210
170
Maximum Temperature: Mechanical, °C 200
110
Melting Completion (Liquidus), °C 1090
900
Melting Onset (Solidus), °C 1040
890
Specific Heat Capacity, J/kg-K 390
390
Thermal Conductivity, W/m-K 370
100
Thermal Expansion, µm/m-K 17
21

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 100
29
Electrical Conductivity: Equal Weight (Specific), % IACS 100
33

Otherwise Unclassified Properties

Base Metal Price, % relative 31
22
Density, g/cm3 9.0
7.9
Embodied Carbon, kg CO2/kg material 2.6
2.7
Embodied Energy, MJ/kg 41
46
Embodied Water, L/kg 320
320

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 31
94
Resilience: Unit (Modulus of Resilience), kJ/m3 83
700
Stiffness to Weight: Axial, points 7.2
7.3
Stiffness to Weight: Bending, points 18
20
Strength to Weight: Axial, points 7.1
18
Strength to Weight: Bending, points 9.3
18
Thermal Diffusivity, mm2/s 110
33
Thermal Shock Resistance, points 8.1
17

Alloy Composition

Copper (Cu), % 99.9 to 99.985
57 to 59
Iron (Fe), % 0
0 to 0.35
Lead (Pb), % 0
0 to 0.25
Phosphorus (P), % 0.015 to 0.040
0
Silver (Ag), % 0 to 0.015
0
Zinc (Zn), % 0
39.5 to 43
Residuals, % 0
0 to 0.9