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C38000 Brass vs. C64800 Bronze

Both C38000 brass and C64800 bronze are copper alloys. They have 58% of their average alloy composition in common. There are 27 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 C38000 brass and the bottom bar is C64800 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
120
Elongation at Break, % 17
8.0
Poisson's Ratio 0.31
0.34
Shear Modulus, GPa 39
44
Shear Strength, MPa 230
380
Tensile Strength: Ultimate (UTS), MPa 380
640
Tensile Strength: Yield (Proof), MPa 120
630

Thermal Properties

Latent Heat of Fusion, J/g 170
220
Maximum Temperature: Mechanical, °C 110
200
Melting Completion (Liquidus), °C 800
1090
Melting Onset (Solidus), °C 760
1030
Specific Heat Capacity, J/kg-K 380
390
Thermal Conductivity, W/m-K 110
260
Thermal Expansion, µm/m-K 21
17

Otherwise Unclassified Properties

Base Metal Price, % relative 22
33
Density, g/cm3 8.0
8.9
Embodied Carbon, kg CO2/kg material 2.7
2.7
Embodied Energy, MJ/kg 46
43
Embodied Water, L/kg 330
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 50
51
Resilience: Unit (Modulus of Resilience), kJ/m3 74
1680
Stiffness to Weight: Axial, points 7.1
7.4
Stiffness to Weight: Bending, points 19
18
Strength to Weight: Axial, points 13
20
Strength to Weight: Bending, points 14
19
Thermal Diffusivity, mm2/s 37
75
Thermal Shock Resistance, points 13
23

Alloy Composition

Aluminum (Al), % 0 to 0.5
0
Chromium (Cr), % 0
0 to 0.090
Cobalt (Co), % 0
1.0 to 3.0
Copper (Cu), % 55 to 60
92.4 to 98.8
Iron (Fe), % 0 to 0.35
0 to 1.0
Lead (Pb), % 1.5 to 2.5
0 to 0.050
Nickel (Ni), % 0
0 to 0.5
Phosphorus (P), % 0
0 to 0.5
Silicon (Si), % 0
0.2 to 1.0
Tin (Sn), % 0 to 0.3
0 to 0.5
Zinc (Zn), % 35.9 to 43.5
0 to 0.5
Residuals, % 0
0 to 0.5