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C63020 Bronze vs. C99700 Brass

Both C63020 bronze and C99700 brass are copper alloys. They have 68% of their average alloy composition in common. There are 24 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is C63020 bronze and the bottom bar is C99700 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
120
Elongation at Break, % 6.8
25
Poisson's Ratio 0.33
0.32
Shear Modulus, GPa 44
46
Tensile Strength: Ultimate (UTS), MPa 1020
380
Tensile Strength: Yield (Proof), MPa 740
170

Thermal Properties

Latent Heat of Fusion, J/g 230
200
Maximum Temperature: Mechanical, °C 230
160
Melting Completion (Liquidus), °C 1070
900
Melting Onset (Solidus), °C 1020
880
Specific Heat Capacity, J/kg-K 450
410
Thermal Expansion, µm/m-K 18
20

Otherwise Unclassified Properties

Base Metal Price, % relative 29
25
Density, g/cm3 8.2
8.1
Embodied Carbon, kg CO2/kg material 3.6
3.3
Embodied Energy, MJ/kg 58
53
Embodied Water, L/kg 390
320

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 63
78
Resilience: Unit (Modulus of Resilience), kJ/m3 2320
120
Stiffness to Weight: Axial, points 8.0
8.3
Stiffness to Weight: Bending, points 20
20
Strength to Weight: Axial, points 34
13
Strength to Weight: Bending, points 27
14
Thermal Shock Resistance, points 35
11

Alloy Composition

Aluminum (Al), % 10 to 11
0.5 to 3.0
Chromium (Cr), % 0 to 0.050
0
Cobalt (Co), % 0 to 0.2
0
Copper (Cu), % 74.7 to 81.8
54 to 65.5
Iron (Fe), % 4.0 to 5.5
0 to 1.0
Lead (Pb), % 0 to 0.030
0 to 2.0
Manganese (Mn), % 0 to 1.5
11 to 15
Nickel (Ni), % 4.2 to 6.0
4.0 to 6.0
Tin (Sn), % 0 to 0.25
0 to 1.0
Zinc (Zn), % 0 to 0.3
19 to 25
Residuals, % 0
0 to 0.3