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C90200 Bronze vs. C37000 Muntz Metal

Both C90200 bronze and C37000 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 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 C90200 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, % 30
40
Poisson's Ratio 0.34
0.31
Shear Modulus, GPa 41
39
Tensile Strength: Ultimate (UTS), MPa 260
400
Tensile Strength: Yield (Proof), MPa 110
160

Thermal Properties

Latent Heat of Fusion, J/g 200
170
Maximum Temperature: Mechanical, °C 180
120
Melting Completion (Liquidus), °C 1050
900
Melting Onset (Solidus), °C 880
890
Specific Heat Capacity, J/kg-K 370
380
Thermal Conductivity, W/m-K 62
120
Thermal Expansion, µm/m-K 18
21

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 13
27
Electrical Conductivity: Equal Weight (Specific), % IACS 13
30

Otherwise Unclassified Properties

Base Metal Price, % relative 34
23
Density, g/cm3 8.8
8.1
Embodied Carbon, kg CO2/kg material 3.3
2.7
Embodied Energy, MJ/kg 53
45
Embodied Water, L/kg 370
320

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 63
130
Resilience: Unit (Modulus of Resilience), kJ/m3 55
120
Stiffness to Weight: Axial, points 7.0
7.2
Stiffness to Weight: Bending, points 18
19
Strength to Weight: Axial, points 8.3
14
Strength to Weight: Bending, points 10
15
Thermal Diffusivity, mm2/s 19
39
Thermal Shock Resistance, points 9.5
13

Alloy Composition

Aluminum (Al), % 0 to 0.0050
0
Antimony (Sb), % 0 to 0.2
0
Copper (Cu), % 91 to 94
59 to 62
Iron (Fe), % 0 to 0.2
0 to 0.15
Lead (Pb), % 0 to 0.3
0.8 to 1.5
Nickel (Ni), % 0 to 0.5
0
Phosphorus (P), % 0 to 0.050
0
Silicon (Si), % 0 to 0.0050
0
Sulfur (S), % 0 to 0.050
0
Tin (Sn), % 6.0 to 8.0
0
Zinc (Zn), % 0 to 0.5
36 to 40.2
Residuals, % 0
0 to 0.4