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C38000 Brass vs. C65100 Bronze

Both C38000 brass and C65100 bronze are copper alloys. They have 59% of their average alloy composition in common. There are 27 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 C38000 brass and the bottom bar is C65100 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
120
Elongation at Break, % 17
2.4 to 50
Poisson's Ratio 0.31
0.34
Shear Modulus, GPa 39
43
Shear Strength, MPa 230
200 to 350
Tensile Strength: Ultimate (UTS), MPa 380
280 to 560
Tensile Strength: Yield (Proof), MPa 120
95 to 440

Thermal Properties

Latent Heat of Fusion, J/g 170
230
Maximum Temperature: Mechanical, °C 110
200
Melting Completion (Liquidus), °C 800
1060
Melting Onset (Solidus), °C 760
1030
Specific Heat Capacity, J/kg-K 380
390
Thermal Conductivity, W/m-K 110
57
Thermal Expansion, µm/m-K 21
18

Otherwise Unclassified Properties

Base Metal Price, % relative 22
30
Density, g/cm3 8.0
8.8
Embodied Carbon, kg CO2/kg material 2.7
2.6
Embodied Energy, MJ/kg 46
41
Embodied Water, L/kg 330
300

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 50
12 to 110
Resilience: Unit (Modulus of Resilience), kJ/m3 74
39 to 820
Stiffness to Weight: Axial, points 7.1
7.3
Stiffness to Weight: Bending, points 19
18
Strength to Weight: Axial, points 13
8.7 to 18
Strength to Weight: Bending, points 14
11 to 17
Thermal Diffusivity, mm2/s 37
16
Thermal Shock Resistance, points 13
9.5 to 19

Alloy Composition

Aluminum (Al), % 0 to 0.5
0
Copper (Cu), % 55 to 60
94.5 to 99.2
Iron (Fe), % 0 to 0.35
0 to 0.8
Lead (Pb), % 1.5 to 2.5
0 to 0.050
Manganese (Mn), % 0
0 to 0.7
Silicon (Si), % 0
0.8 to 2.0
Tin (Sn), % 0 to 0.3
0
Zinc (Zn), % 35.9 to 43.5
0 to 1.5
Residuals, % 0
0 to 0.5