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C28500 Muntz Metal vs. C19200 Copper

Both C28500 Muntz Metal and C19200 copper are copper alloys. They have 58% of their average alloy composition in common.

For each property being compared, the top bar is C28500 Muntz Metal and the bottom bar is C19200 copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
120
Elongation at Break, % 20
2.0 to 35
Poisson's Ratio 0.3
0.34
Rockwell B Hardness 150
38 to 76
Shear Modulus, GPa 40
44
Shear Strength, MPa 320
190 to 300
Tensile Strength: Ultimate (UTS), MPa 520
280 to 530
Tensile Strength: Yield (Proof), MPa 380
98 to 510

Thermal Properties

Latent Heat of Fusion, J/g 170
210
Maximum Temperature: Mechanical, °C 110
200
Melting Completion (Liquidus), °C 900
1080
Melting Onset (Solidus), °C 890
1080
Specific Heat Capacity, J/kg-K 390
390
Thermal Conductivity, W/m-K 100
240
Thermal Expansion, µm/m-K 21
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 29
58 to 74
Electrical Conductivity: Equal Weight (Specific), % IACS 33
58 to 75

Otherwise Unclassified Properties

Base Metal Price, % relative 22
30
Density, g/cm3 7.9
8.9
Embodied Carbon, kg CO2/kg material 2.7
2.6
Embodied Energy, MJ/kg 46
41
Embodied Water, L/kg 320
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 94
10 to 98
Resilience: Unit (Modulus of Resilience), kJ/m3 700
42 to 1120
Stiffness to Weight: Axial, points 7.3
7.2
Stiffness to Weight: Bending, points 20
18
Strength to Weight: Axial, points 18
8.8 to 17
Strength to Weight: Bending, points 18
11 to 16
Thermal Diffusivity, mm2/s 33
69
Thermal Shock Resistance, points 17
10 to 19

Alloy Composition

Copper (Cu), % 57 to 59
98.5 to 99.19
Iron (Fe), % 0 to 0.35
0.8 to 1.2
Lead (Pb), % 0 to 0.25
0 to 0.030
Phosphorus (P), % 0
0.010 to 0.040
Zinc (Zn), % 39.5 to 43
0 to 0.2
Residuals, % 0
0 to 0.2