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C19200 Copper vs. C28500 Muntz Metal

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

For each property being compared, the top bar is C19200 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, % 2.0 to 35
20
Poisson's Ratio 0.34
0.3
Rockwell B Hardness 38 to 76
150
Shear Modulus, GPa 44
40
Shear Strength, MPa 190 to 300
320
Tensile Strength: Ultimate (UTS), MPa 280 to 530
520
Tensile Strength: Yield (Proof), MPa 98 to 510
380

Thermal Properties

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

Electrical Properties

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

Otherwise Unclassified Properties

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

Common Calculations

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

Alloy Composition

Copper (Cu), % 98.5 to 99.19
57 to 59
Iron (Fe), % 0.8 to 1.2
0 to 0.35
Lead (Pb), % 0 to 0.030
0 to 0.25
Phosphorus (P), % 0.010 to 0.040
0
Zinc (Zn), % 0 to 0.2
39.5 to 43
Residuals, % 0
0 to 0.9