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C36500 Muntz Metal vs. C92700 Bronze

Both C36500 Muntz Metal and C92700 bronze are copper alloys. Both are furnished in the as-fabricated (no temper or treatment) condition. They have 61% of their average alloy composition in common. There are 29 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 C36500 Muntz Metal and the bottom bar is C92700 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
110
Elongation at Break, % 40
9.1
Poisson's Ratio 0.3
0.34
Rockwell B Hardness 45
77
Shear Modulus, GPa 39
40
Tensile Strength: Ultimate (UTS), MPa 400
290
Tensile Strength: Yield (Proof), MPa 160
150

Thermal Properties

Latent Heat of Fusion, J/g 170
190
Maximum Temperature: Mechanical, °C 120
170
Melting Completion (Liquidus), °C 900
980
Melting Onset (Solidus), °C 890
840
Specific Heat Capacity, J/kg-K 390
370
Thermal Conductivity, W/m-K 120
47
Thermal Expansion, µm/m-K 21
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 28
11
Electrical Conductivity: Equal Weight (Specific), % IACS 32
11

Otherwise Unclassified Properties

Base Metal Price, % relative 23
35
Density, g/cm3 8.0
8.7
Embodied Carbon, kg CO2/kg material 2.7
3.6
Embodied Energy, MJ/kg 46
58
Embodied Water, L/kg 320
390

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 130
22
Resilience: Unit (Modulus of Resilience), kJ/m3 120
110
Stiffness to Weight: Axial, points 7.2
6.8
Stiffness to Weight: Bending, points 20
18
Strength to Weight: Axial, points 14
9.1
Strength to Weight: Bending, points 15
11
Thermal Diffusivity, mm2/s 40
15
Thermal Shock Resistance, points 13
11

Alloy Composition

Aluminum (Al), % 0
0 to 0.0050
Antimony (Sb), % 0
0 to 0.25
Copper (Cu), % 58 to 61
86 to 89
Iron (Fe), % 0 to 0.15
0 to 0.2
Lead (Pb), % 0.25 to 0.7
1.0 to 2.5
Nickel (Ni), % 0
0 to 1.0
Phosphorus (P), % 0
0 to 1.5
Silicon (Si), % 0
0 to 0.0050
Sulfur (S), % 0
0 to 0.050
Tin (Sn), % 0 to 0.25
9.0 to 11
Zinc (Zn), % 37.5 to 41.8
0 to 0.7
Residuals, % 0
0 to 0.7