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C46200 Brass vs. C63020 Bronze

Both C46200 brass and C63020 bronze are copper alloys. They have 64% of their average alloy composition in common.

For each property being compared, the top bar is C46200 brass and the bottom bar is C63020 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
120
Elongation at Break, % 17 to 34
6.8
Poisson's Ratio 0.31
0.33
Shear Modulus, GPa 40
44
Shear Strength, MPa 240 to 290
600
Tensile Strength: Ultimate (UTS), MPa 370 to 480
1020
Tensile Strength: Yield (Proof), MPa 120 to 290
740

Thermal Properties

Latent Heat of Fusion, J/g 170
230
Maximum Temperature: Mechanical, °C 120
230
Melting Completion (Liquidus), °C 840
1070
Melting Onset (Solidus), °C 800
1020
Specific Heat Capacity, J/kg-K 380
450
Thermal Conductivity, W/m-K 110
40
Thermal Expansion, µm/m-K 20
18

Otherwise Unclassified Properties

Base Metal Price, % relative 24
29
Density, g/cm3 8.1
8.2
Embodied Carbon, kg CO2/kg material 2.7
3.6
Embodied Energy, MJ/kg 46
58
Embodied Water, L/kg 330
390

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 69 to 100
63
Resilience: Unit (Modulus of Resilience), kJ/m3 72 to 400
2320
Stiffness to Weight: Axial, points 7.2
8.0
Stiffness to Weight: Bending, points 19
20
Strength to Weight: Axial, points 13 to 16
34
Strength to Weight: Bending, points 14 to 17
27
Thermal Diffusivity, mm2/s 35
11
Thermal Shock Resistance, points 12 to 16
35

Alloy Composition

Aluminum (Al), % 0
10 to 11
Chromium (Cr), % 0
0 to 0.050
Cobalt (Co), % 0
0 to 0.2
Copper (Cu), % 62 to 65
74.7 to 81.8
Iron (Fe), % 0 to 0.1
4.0 to 5.5
Lead (Pb), % 0 to 0.2
0 to 0.030
Manganese (Mn), % 0
0 to 1.5
Nickel (Ni), % 0
4.2 to 6.0
Tin (Sn), % 0.5 to 1.0
0 to 0.25
Zinc (Zn), % 33.3 to 37.5
0 to 0.3
Residuals, % 0
0 to 0.5