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C86200 Bronze vs. C37000 Muntz Metal

Both C86200 bronze and C37000 Muntz Metal are copper alloys. Both are furnished in the as-fabricated (no temper or treatment) condition. They have 86% 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 C86200 bronze and the bottom bar is C37000 Muntz Metal.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
100
Elongation at Break, % 21
40
Poisson's Ratio 0.32
0.31
Shear Modulus, GPa 42
39
Tensile Strength: Ultimate (UTS), MPa 710
400
Tensile Strength: Yield (Proof), MPa 350
160

Thermal Properties

Latent Heat of Fusion, J/g 190
170
Maximum Temperature: Mechanical, °C 160
120
Melting Completion (Liquidus), °C 940
900
Melting Onset (Solidus), °C 900
890
Specific Heat Capacity, J/kg-K 410
380
Thermal Conductivity, W/m-K 35
120
Thermal Expansion, µm/m-K 20
21

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 8.0
27
Electrical Conductivity: Equal Weight (Specific), % IACS 9.0
30

Otherwise Unclassified Properties

Base Metal Price, % relative 23
23
Density, g/cm3 8.0
8.1
Embodied Carbon, kg CO2/kg material 2.9
2.7
Embodied Energy, MJ/kg 49
45
Embodied Water, L/kg 340
320

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 120
130
Resilience: Unit (Modulus of Resilience), kJ/m3 540
120
Stiffness to Weight: Axial, points 7.8
7.2
Stiffness to Weight: Bending, points 20
19
Strength to Weight: Axial, points 25
14
Strength to Weight: Bending, points 22
15
Thermal Diffusivity, mm2/s 11
39
Thermal Shock Resistance, points 23
13

Alloy Composition

Aluminum (Al), % 3.0 to 4.9
0
Copper (Cu), % 60 to 66
59 to 62
Iron (Fe), % 2.0 to 4.0
0 to 0.15
Lead (Pb), % 0 to 0.2
0.8 to 1.5
Manganese (Mn), % 2.5 to 5.0
0
Nickel (Ni), % 0 to 1.0
0
Tin (Sn), % 0 to 0.2
0
Zinc (Zn), % 22 to 28
36 to 40.2
Residuals, % 0
0 to 0.4