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C28000 Muntz Metal vs. C93400 Bronze

Both C28000 Muntz Metal and C93400 bronze are copper alloys. They have 62% of their average alloy composition in common. There are 28 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is C28000 Muntz Metal and the bottom bar is C93400 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
100
Elongation at Break, % 10 to 45
9.1
Poisson's Ratio 0.31
0.35
Shear Modulus, GPa 40
38
Tensile Strength: Ultimate (UTS), MPa 330 to 610
270
Tensile Strength: Yield (Proof), MPa 150 to 370
150

Thermal Properties

Latent Heat of Fusion, J/g 170
180
Maximum Temperature: Mechanical, °C 120
150
Melting Completion (Liquidus), °C 900
950
Melting Onset (Solidus), °C 900
850
Specific Heat Capacity, J/kg-K 390
350
Thermal Conductivity, W/m-K 120
58
Thermal Expansion, µm/m-K 21
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 28
12
Electrical Conductivity: Equal Weight (Specific), % IACS 31
12

Otherwise Unclassified Properties

Base Metal Price, % relative 23
32
Density, g/cm3 8.0
8.9
Embodied Carbon, kg CO2/kg material 2.7
3.3
Embodied Energy, MJ/kg 46
54
Embodied Water, L/kg 320
380

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 27 to 240
21
Resilience: Unit (Modulus of Resilience), kJ/m3 110 to 670
120
Stiffness to Weight: Axial, points 7.2
6.3
Stiffness to Weight: Bending, points 20
17
Strength to Weight: Axial, points 11 to 21
8.3
Strength to Weight: Bending, points 13 to 20
10
Thermal Diffusivity, mm2/s 40
18
Thermal Shock Resistance, points 11 to 20
10

Alloy Composition

Aluminum (Al), % 0
0 to 0.0050
Antimony (Sb), % 0
0 to 0.5
Copper (Cu), % 59 to 63
82 to 85
Iron (Fe), % 0 to 0.070
0 to 0.2
Lead (Pb), % 0 to 0.3
7.0 to 9.0
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 0.080
Tin (Sn), % 0
7.0 to 9.0
Zinc (Zn), % 36.3 to 41
0 to 0.8
Residuals, % 0
0 to 1.0