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C36500 Muntz Metal vs. C55281 Copper

Both C36500 Muntz Metal and C55281 copper are copper alloys. Both are furnished in the as-fabricated (no temper or treatment) condition. They have 60% of their average alloy composition in common. There are 18 material properties with values for both materials. Properties with values for just one material (13, in this case) are not shown.

For each property being compared, the top bar is C36500 Muntz Metal and the bottom bar is C55281 copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
110
Poisson's Ratio 0.3
0.34
Shear Modulus, GPa 39
40
Tensile Strength: Ultimate (UTS), MPa 400
190

Thermal Properties

Latent Heat of Fusion, J/g 170
190
Maximum Temperature: Mechanical, °C 120
200
Melting Completion (Liquidus), °C 900
810
Melting Onset (Solidus), °C 890
640
Specific Heat Capacity, J/kg-K 390
400
Thermal Expansion, µm/m-K 21
16

Otherwise Unclassified Properties

Density, g/cm3 8.0
8.7
Embodied Carbon, kg CO2/kg material 2.7
7.0
Embodied Energy, MJ/kg 46
110

Common Calculations

Stiffness to Weight: Axial, points 7.2
6.9
Stiffness to Weight: Bending, points 20
18
Strength to Weight: Axial, points 14
6.1
Strength to Weight: Bending, points 15
8.5
Thermal Shock Resistance, points 13
7.7

Alloy Composition

Copper (Cu), % 58 to 61
88.5 to 89.4
Iron (Fe), % 0 to 0.15
0
Lead (Pb), % 0.25 to 0.7
0
Phosphorus (P), % 0
5.8 to 6.2
Silver (Ag), % 0
4.8 to 5.2
Tin (Sn), % 0 to 0.25
0
Zinc (Zn), % 37.5 to 41.8
0
Residuals, % 0
0 to 0.15