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C38000 Brass vs. C64200 Bronze

Both C38000 brass and C64200 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 (2, in this case) are not shown.

For each property being compared, the top bar is C38000 brass and the bottom bar is C64200 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
110
Elongation at Break, % 17
14 to 35
Poisson's Ratio 0.31
0.34
Shear Modulus, GPa 39
42
Shear Strength, MPa 230
330 to 390
Tensile Strength: Ultimate (UTS), MPa 380
540 to 640
Tensile Strength: Yield (Proof), MPa 120
230 to 320

Thermal Properties

Latent Heat of Fusion, J/g 170
250
Maximum Temperature: Mechanical, °C 110
210
Melting Completion (Liquidus), °C 800
1000
Melting Onset (Solidus), °C 760
980
Specific Heat Capacity, J/kg-K 380
430
Thermal Conductivity, W/m-K 110
45
Thermal Expansion, µm/m-K 21
18

Otherwise Unclassified Properties

Base Metal Price, % relative 22
29
Density, g/cm3 8.0
8.3
Embodied Carbon, kg CO2/kg material 2.7
3.0
Embodied Energy, MJ/kg 46
50
Embodied Water, L/kg 330
370

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 50
73 to 170
Resilience: Unit (Modulus of Resilience), kJ/m3 74
240 to 470
Stiffness to Weight: Axial, points 7.1
7.5
Stiffness to Weight: Bending, points 19
19
Strength to Weight: Axial, points 13
18 to 21
Strength to Weight: Bending, points 14
18 to 20
Thermal Diffusivity, mm2/s 37
13
Thermal Shock Resistance, points 13
20 to 23

Alloy Composition

Aluminum (Al), % 0 to 0.5
6.3 to 7.6
Arsenic (As), % 0
0 to 0.15
Copper (Cu), % 55 to 60
88.2 to 92.2
Iron (Fe), % 0 to 0.35
0 to 0.3
Lead (Pb), % 1.5 to 2.5
0 to 0.050
Manganese (Mn), % 0
0 to 0.1
Nickel (Ni), % 0
0 to 0.25
Silicon (Si), % 0
1.5 to 2.2
Tin (Sn), % 0 to 0.3
0 to 0.2
Zinc (Zn), % 35.9 to 43.5
0 to 0.5
Residuals, % 0
0 to 0.5