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C85400 Brass vs. AWS BAu-3

C85400 brass belongs to the copper alloys classification, while AWS BAu-3 belongs to the otherwise unclassified metals. They have 63% of their average alloy composition in common. There are 15 material properties with values for both materials. Properties with values for just one material (15, in this case) are not shown.

For each property being compared, the top bar is C85400 brass and the bottom bar is AWS BAu-3.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
110
Poisson's Ratio 0.32
0.37
Shear Modulus, GPa 40
41
Tensile Strength: Ultimate (UTS), MPa 220
220

Thermal Properties

Latent Heat of Fusion, J/g 180
160
Melting Completion (Liquidus), °C 940
1030
Melting Onset (Solidus), °C 940
970
Specific Heat Capacity, J/kg-K 380
300
Thermal Expansion, µm/m-K 20
16

Otherwise Unclassified Properties

Density, g/cm3 8.3
13

Common Calculations

Stiffness to Weight: Axial, points 7.0
5.0
Stiffness to Weight: Bending, points 19
13
Strength to Weight: Axial, points 7.5
4.9
Strength to Weight: Bending, points 9.9
6.4
Thermal Shock Resistance, points 7.6
8.7

Alloy Composition

Aluminum (Al), % 0 to 0.35
0
Copper (Cu), % 65 to 70
60.9 to 63
Gold (Au), % 0
34.5 to 35.5
Iron (Fe), % 0 to 0.7
0
Lead (Pb), % 1.5 to 3.8
0
Nickel (Ni), % 0 to 1.0
2.5 to 3.5
Silicon (Si), % 0 to 0.050
0
Tin (Sn), % 0.5 to 1.5
0
Zinc (Zn), % 24 to 32
0
Residuals, % 0
0 to 0.15