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C91100 Bronze vs. C28500 Muntz Metal

Both C91100 bronze and C28500 Muntz Metal are copper alloys. They have 58% of their average alloy composition in common. There are 28 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is C91100 bronze and the bottom bar is C28500 Muntz Metal.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
100
Elongation at Break, % 2.0
20
Poisson's Ratio 0.34
0.3
Shear Modulus, GPa 39
40
Tensile Strength: Ultimate (UTS), MPa 240
520
Tensile Strength: Yield (Proof), MPa 170
380

Thermal Properties

Latent Heat of Fusion, J/g 180
170
Maximum Temperature: Mechanical, °C 160
110
Melting Completion (Liquidus), °C 950
900
Melting Onset (Solidus), °C 820
890
Specific Heat Capacity, J/kg-K 360
390
Thermal Conductivity, W/m-K 63
100
Thermal Expansion, µm/m-K 18
21

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 8.0
29
Electrical Conductivity: Equal Weight (Specific), % IACS 8.3
33

Otherwise Unclassified Properties

Base Metal Price, % relative 38
22
Density, g/cm3 8.7
7.9
Embodied Carbon, kg CO2/kg material 4.2
2.7
Embodied Energy, MJ/kg 69
46
Embodied Water, L/kg 440
320

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 4.4
94
Resilience: Unit (Modulus of Resilience), kJ/m3 140
700
Stiffness to Weight: Axial, points 6.7
7.3
Stiffness to Weight: Bending, points 18
20
Strength to Weight: Axial, points 7.7
18
Strength to Weight: Bending, points 9.9
18
Thermal Diffusivity, mm2/s 20
33
Thermal Shock Resistance, points 9.1
17

Alloy Composition

Aluminum (Al), % 0 to 0.0050
0
Antimony (Sb), % 0 to 0.2
0
Copper (Cu), % 82 to 85
57 to 59
Iron (Fe), % 0 to 0.25
0 to 0.35
Lead (Pb), % 0 to 0.25
0 to 0.25
Nickel (Ni), % 0 to 0.5
0
Phosphorus (P), % 0 to 1.0
0
Silicon (Si), % 0 to 0.0050
0
Sulfur (S), % 0 to 0.050
0
Tin (Sn), % 15 to 17
0
Zinc (Zn), % 0 to 0.25
39.5 to 43
Residuals, % 0
0 to 0.9