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C28500 Muntz Metal vs. C82700 Copper

Both C28500 Muntz Metal and C82700 copper are copper alloys. They have 58% of their average alloy composition in common. There are 27 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is C28500 Muntz Metal and the bottom bar is C82700 copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
120
Elongation at Break, % 20
1.8
Poisson's Ratio 0.3
0.33
Shear Modulus, GPa 40
46
Tensile Strength: Ultimate (UTS), MPa 520
1200
Tensile Strength: Yield (Proof), MPa 380
1020

Thermal Properties

Latent Heat of Fusion, J/g 170
240
Maximum Temperature: Mechanical, °C 110
300
Melting Completion (Liquidus), °C 900
950
Melting Onset (Solidus), °C 890
860
Specific Heat Capacity, J/kg-K 390
380
Thermal Conductivity, W/m-K 100
130
Thermal Expansion, µm/m-K 21
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 29
20
Electrical Conductivity: Equal Weight (Specific), % IACS 33
21

Otherwise Unclassified Properties

Density, g/cm3 7.9
8.7
Embodied Carbon, kg CO2/kg material 2.7
12
Embodied Energy, MJ/kg 46
180
Embodied Water, L/kg 320
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 94
21
Resilience: Unit (Modulus of Resilience), kJ/m3 700
4260
Stiffness to Weight: Axial, points 7.3
7.8
Stiffness to Weight: Bending, points 20
19
Strength to Weight: Axial, points 18
38
Strength to Weight: Bending, points 18
29
Thermal Diffusivity, mm2/s 33
39
Thermal Shock Resistance, points 17
41

Alloy Composition

Aluminum (Al), % 0
0 to 0.15
Beryllium (Be), % 0
2.4 to 2.6
Chromium (Cr), % 0
0 to 0.090
Copper (Cu), % 57 to 59
94.6 to 96.7
Iron (Fe), % 0 to 0.35
0 to 0.25
Lead (Pb), % 0 to 0.25
0 to 0.020
Nickel (Ni), % 0
1.0 to 1.5
Silicon (Si), % 0
0 to 0.15
Tin (Sn), % 0
0 to 0.1
Zinc (Zn), % 39.5 to 43
0 to 0.1
Residuals, % 0
0 to 0.5