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C28500 Muntz Metal vs. C63600 Bronze

Both C28500 Muntz Metal and C63600 bronze are copper alloys. They have 59% of their average alloy composition in common.

For each property being compared, the top bar is C28500 Muntz Metal and the bottom bar is C63600 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
110
Elongation at Break, % 20
30 to 66
Poisson's Ratio 0.3
0.34
Rockwell B Hardness 150
71 to 84
Shear Modulus, GPa 40
42
Shear Strength, MPa 320
320 to 360
Tensile Strength: Ultimate (UTS), MPa 520
410 to 540
Tensile Strength: Yield (Proof), MPa 380
150 to 260

Thermal Properties

Latent Heat of Fusion, J/g 170
230
Maximum Temperature: Mechanical, °C 110
210
Melting Completion (Liquidus), °C 900
1030
Melting Onset (Solidus), °C 890
980
Specific Heat Capacity, J/kg-K 390
410
Thermal Conductivity, W/m-K 100
57
Thermal Expansion, µm/m-K 21
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 29
12
Electrical Conductivity: Equal Weight (Specific), % IACS 33
13

Otherwise Unclassified Properties

Base Metal Price, % relative 22
30
Density, g/cm3 7.9
8.6
Embodied Carbon, kg CO2/kg material 2.7
2.8
Embodied Energy, MJ/kg 46
45
Embodied Water, L/kg 320
340

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 94
98 to 290
Resilience: Unit (Modulus of Resilience), kJ/m3 700
100 to 300
Stiffness to Weight: Axial, points 7.3
7.3
Stiffness to Weight: Bending, points 20
19
Strength to Weight: Axial, points 18
13 to 18
Strength to Weight: Bending, points 18
14 to 17
Thermal Diffusivity, mm2/s 33
16
Thermal Shock Resistance, points 17
15 to 20

Alloy Composition

Aluminum (Al), % 0
3.0 to 4.0
Arsenic (As), % 0
0 to 0.15
Copper (Cu), % 57 to 59
93 to 96.3
Iron (Fe), % 0 to 0.35
0 to 0.15
Lead (Pb), % 0 to 0.25
0 to 0.050
Nickel (Ni), % 0
0 to 0.15
Silicon (Si), % 0
0.7 to 1.3
Tin (Sn), % 0
0 to 0.2
Zinc (Zn), % 39.5 to 43
0 to 0.5
Residuals, % 0
0 to 0.5