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C38000 Brass vs. C61500 Bronze

Both C38000 brass and C61500 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 (3, in this case) are not shown.

For each property being compared, the top bar is C38000 brass and the bottom bar is C61500 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
110
Elongation at Break, % 17
3.0 to 55
Poisson's Ratio 0.31
0.34
Shear Modulus, GPa 39
42
Shear Strength, MPa 230
350 to 550
Tensile Strength: Ultimate (UTS), MPa 380
480 to 970
Tensile Strength: Yield (Proof), MPa 120
150 to 720

Thermal Properties

Latent Heat of Fusion, J/g 170
220
Maximum Temperature: Mechanical, °C 110
220
Melting Completion (Liquidus), °C 800
1040
Melting Onset (Solidus), °C 760
1030
Specific Heat Capacity, J/kg-K 380
430
Thermal Conductivity, W/m-K 110
58
Thermal Expansion, µm/m-K 21
18

Otherwise Unclassified Properties

Base Metal Price, % relative 22
29
Density, g/cm3 8.0
8.4
Embodied Carbon, kg CO2/kg material 2.7
3.2
Embodied Energy, MJ/kg 46
52
Embodied Water, L/kg 330
380

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 50
27 to 200
Resilience: Unit (Modulus of Resilience), kJ/m3 74
100 to 2310
Stiffness to Weight: Axial, points 7.1
7.5
Stiffness to Weight: Bending, points 19
19
Strength to Weight: Axial, points 13
16 to 32
Strength to Weight: Bending, points 14
16 to 26
Thermal Diffusivity, mm2/s 37
16
Thermal Shock Resistance, points 13
17 to 34

Alloy Composition

Aluminum (Al), % 0 to 0.5
7.7 to 8.3
Copper (Cu), % 55 to 60
89 to 90.5
Iron (Fe), % 0 to 0.35
0
Lead (Pb), % 1.5 to 2.5
0 to 0.015
Nickel (Ni), % 0
1.8 to 2.2
Tin (Sn), % 0 to 0.3
0
Zinc (Zn), % 35.9 to 43.5
0
Residuals, % 0
0 to 0.5