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C94100 Bronze vs. C36500 Muntz Metal

Both C94100 bronze and C36500 Muntz Metal 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 26 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is C94100 bronze and the bottom bar is C36500 Muntz Metal.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 92
100
Elongation at Break, % 7.8
40
Poisson's Ratio 0.36
0.3
Shear Modulus, GPa 34
39
Tensile Strength: Ultimate (UTS), MPa 190
400
Tensile Strength: Yield (Proof), MPa 130
160

Thermal Properties

Latent Heat of Fusion, J/g 160
170
Maximum Temperature: Mechanical, °C 130
120
Melting Completion (Liquidus), °C 870
900
Melting Onset (Solidus), °C 790
890
Specific Heat Capacity, J/kg-K 330
390
Thermal Expansion, µm/m-K 20
21

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 9.0
28
Electrical Conductivity: Equal Weight (Specific), % IACS 8.8
32

Otherwise Unclassified Properties

Base Metal Price, % relative 29
23
Density, g/cm3 9.2
8.0
Embodied Carbon, kg CO2/kg material 3.0
2.7
Embodied Energy, MJ/kg 48
46
Embodied Water, L/kg 370
320

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 14
130
Resilience: Unit (Modulus of Resilience), kJ/m3 97
120
Stiffness to Weight: Axial, points 5.5
7.2
Stiffness to Weight: Bending, points 16
20
Strength to Weight: Axial, points 5.8
14
Strength to Weight: Bending, points 8.1
15
Thermal Shock Resistance, points 7.6
13

Alloy Composition

Aluminum (Al), % 0 to 0.0050
0
Antimony (Sb), % 0 to 0.8
0
Copper (Cu), % 72 to 79
58 to 61
Iron (Fe), % 0 to 0.25
0 to 0.15
Lead (Pb), % 18 to 22
0.25 to 0.7
Nickel (Ni), % 0 to 1.0
0
Phosphorus (P), % 0 to 1.5
0
Silicon (Si), % 0 to 0.0050
0
Sulfur (S), % 0 to 0.080
0
Tin (Sn), % 4.5 to 6.5
0 to 0.25
Zinc (Zn), % 0 to 1.0
37.5 to 41.8
Residuals, % 0
0 to 0.4