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C28000 Muntz Metal vs. C17500 Copper

Both C28000 Muntz Metal and C17500 copper are copper alloys. They have 61% of their average alloy composition in common. There are 30 material properties with values for both materials. Properties with values for just one material (1, in this case) are not shown.

For each property being compared, the top bar is C28000 Muntz Metal and the bottom bar is C17500 copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
120
Elongation at Break, % 10 to 45
6.0 to 30
Poisson's Ratio 0.31
0.34
Rockwell B Hardness 55 to 78
38 to 99
Shear Modulus, GPa 40
45
Shear Strength, MPa 230 to 330
200 to 520
Tensile Strength: Ultimate (UTS), MPa 330 to 610
310 to 860
Tensile Strength: Yield (Proof), MPa 150 to 370
170 to 760

Thermal Properties

Latent Heat of Fusion, J/g 170
220
Maximum Temperature: Mechanical, °C 120
220
Melting Completion (Liquidus), °C 900
1060
Melting Onset (Solidus), °C 900
1020
Specific Heat Capacity, J/kg-K 390
390
Thermal Conductivity, W/m-K 120
200
Thermal Expansion, µm/m-K 21
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 28
24 to 53
Electrical Conductivity: Equal Weight (Specific), % IACS 31
24 to 54

Otherwise Unclassified Properties

Base Metal Price, % relative 23
60
Density, g/cm3 8.0
8.9
Embodied Carbon, kg CO2/kg material 2.7
4.7
Embodied Energy, MJ/kg 46
73
Embodied Water, L/kg 320
320

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 27 to 240
30 to 120
Resilience: Unit (Modulus of Resilience), kJ/m3 110 to 670
120 to 2390
Stiffness to Weight: Axial, points 7.2
7.5
Stiffness to Weight: Bending, points 20
18
Strength to Weight: Axial, points 11 to 21
9.7 to 27
Strength to Weight: Bending, points 13 to 20
11 to 23
Thermal Diffusivity, mm2/s 40
59
Thermal Shock Resistance, points 11 to 20
11 to 29

Alloy Composition

Aluminum (Al), % 0
0 to 0.2
Beryllium (Be), % 0
0.4 to 0.7
Cobalt (Co), % 0
2.4 to 2.7
Copper (Cu), % 59 to 63
95.6 to 97.2
Iron (Fe), % 0 to 0.070
0 to 0.1
Lead (Pb), % 0 to 0.3
0
Silicon (Si), % 0
0 to 0.2
Zinc (Zn), % 36.3 to 41
0
Residuals, % 0
0 to 0.5