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C38000 Brass vs. C65500 Bronze

Both C38000 brass and C65500 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 (4, in this case) are not shown.

For each property being compared, the top bar is C38000 brass and the bottom bar is C65500 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
120
Elongation at Break, % 17
4.0 to 70
Poisson's Ratio 0.31
0.34
Shear Modulus, GPa 39
43
Shear Strength, MPa 230
260 to 440
Tensile Strength: Ultimate (UTS), MPa 380
360 to 760
Tensile Strength: Yield (Proof), MPa 120
120 to 430

Thermal Properties

Latent Heat of Fusion, J/g 170
260
Maximum Temperature: Mechanical, °C 110
200
Melting Completion (Liquidus), °C 800
1030
Melting Onset (Solidus), °C 760
970
Specific Heat Capacity, J/kg-K 380
400
Thermal Conductivity, W/m-K 110
36
Thermal Expansion, µm/m-K 21
18

Otherwise Unclassified Properties

Base Metal Price, % relative 22
29
Density, g/cm3 8.0
8.6
Embodied Carbon, kg CO2/kg material 2.7
2.7
Embodied Energy, MJ/kg 46
42
Embodied Water, L/kg 330
300

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 50
11 to 450
Resilience: Unit (Modulus of Resilience), kJ/m3 74
62 to 790
Stiffness to Weight: Axial, points 7.1
7.5
Stiffness to Weight: Bending, points 19
19
Strength to Weight: Axial, points 13
12 to 24
Strength to Weight: Bending, points 14
13 to 21
Thermal Diffusivity, mm2/s 37
10
Thermal Shock Resistance, points 13
12 to 26

Alloy Composition

Aluminum (Al), % 0 to 0.5
0
Copper (Cu), % 55 to 60
91.5 to 96.7
Iron (Fe), % 0 to 0.35
0 to 0.8
Lead (Pb), % 1.5 to 2.5
0 to 0.050
Manganese (Mn), % 0
0.5 to 1.3
Nickel (Ni), % 0
0 to 0.6
Silicon (Si), % 0
2.8 to 3.8
Tin (Sn), % 0 to 0.3
0
Zinc (Zn), % 35.9 to 43.5
0 to 1.5
Residuals, % 0
0 to 0.5