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C38000 Brass vs. C61000 Bronze

Both C38000 brass and C61000 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 C61000 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
110
Elongation at Break, % 17
29 to 50
Poisson's Ratio 0.31
0.34
Shear Modulus, GPa 39
42
Shear Strength, MPa 230
280 to 300
Tensile Strength: Ultimate (UTS), MPa 380
390 to 460
Tensile Strength: Yield (Proof), MPa 120
150 to 190

Thermal Properties

Latent Heat of Fusion, J/g 170
220
Maximum Temperature: Mechanical, °C 110
210
Melting Completion (Liquidus), °C 800
1040
Melting Onset (Solidus), °C 760
990
Specific Heat Capacity, J/kg-K 380
420
Thermal Conductivity, W/m-K 110
69
Thermal Expansion, µm/m-K 21
18

Otherwise Unclassified Properties

Base Metal Price, % relative 22
29
Density, g/cm3 8.0
8.5
Embodied Carbon, kg CO2/kg material 2.7
3.0
Embodied Energy, MJ/kg 46
49
Embodied Water, L/kg 330
370

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 50
110 to 160
Resilience: Unit (Modulus of Resilience), kJ/m3 74
100 to 160
Stiffness to Weight: Axial, points 7.1
7.4
Stiffness to Weight: Bending, points 19
19
Strength to Weight: Axial, points 13
13 to 15
Strength to Weight: Bending, points 14
14 to 16
Thermal Diffusivity, mm2/s 37
19
Thermal Shock Resistance, points 13
14 to 16

Alloy Composition

Aluminum (Al), % 0 to 0.5
6.0 to 8.5
Copper (Cu), % 55 to 60
90.2 to 94
Iron (Fe), % 0 to 0.35
0 to 0.5
Lead (Pb), % 1.5 to 2.5
0 to 0.020
Silicon (Si), % 0
0 to 0.1
Tin (Sn), % 0 to 0.3
0
Zinc (Zn), % 35.9 to 43.5
0 to 0.2
Residuals, % 0
0 to 0.5