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C38000 Brass vs. C65400 Bronze

Both C38000 brass and C65400 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 (4, in this case) are not shown.

For each property being compared, the top bar is C38000 brass and the bottom bar is C65400 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
110
Elongation at Break, % 17
2.6 to 47
Poisson's Ratio 0.31
0.34
Shear Modulus, GPa 39
43
Shear Strength, MPa 230
350 to 530
Tensile Strength: Ultimate (UTS), MPa 380
500 to 1060
Tensile Strength: Yield (Proof), MPa 120
170 to 910

Thermal Properties

Latent Heat of Fusion, J/g 170
260
Maximum Temperature: Mechanical, °C 110
200
Melting Completion (Liquidus), °C 800
1020
Melting Onset (Solidus), °C 760
960
Specific Heat Capacity, J/kg-K 380
400
Thermal Conductivity, W/m-K 110
36
Thermal Expansion, µm/m-K 21
17

Otherwise Unclassified Properties

Base Metal Price, % relative 22
31
Density, g/cm3 8.0
8.7
Embodied Carbon, kg CO2/kg material 2.7
2.8
Embodied Energy, MJ/kg 46
45
Embodied Water, L/kg 330
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 50
10 to 480
Resilience: Unit (Modulus of Resilience), kJ/m3 74
130 to 3640
Stiffness to Weight: Axial, points 7.1
7.3
Stiffness to Weight: Bending, points 19
19
Strength to Weight: Axial, points 13
16 to 34
Strength to Weight: Bending, points 14
16 to 27
Thermal Diffusivity, mm2/s 37
10
Thermal Shock Resistance, points 13
18 to 39

Alloy Composition

Aluminum (Al), % 0 to 0.5
0
Chromium (Cr), % 0
0.010 to 0.12
Copper (Cu), % 55 to 60
93.8 to 96.1
Iron (Fe), % 0 to 0.35
0
Lead (Pb), % 1.5 to 2.5
0 to 0.050
Silicon (Si), % 0
2.7 to 3.4
Tin (Sn), % 0 to 0.3
1.2 to 1.9
Zinc (Zn), % 35.9 to 43.5
0 to 0.5
Residuals, % 0
0 to 0.2