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C34000 Brass vs. AWS BAu-3

C34000 brass belongs to the copper alloys classification, while AWS BAu-3 belongs to the otherwise unclassified metals. They have 62% of their average alloy composition in common. There are 15 material properties with values for both materials. Properties with values for just one material (12, in this case) are not shown.

For each property being compared, the top bar is C34000 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 0.31
0.37
Shear Modulus, GPa 40
41
Tensile Strength: Ultimate (UTS), MPa 340 to 650
220

Thermal Properties

Latent Heat of Fusion, J/g 170
160
Melting Completion (Liquidus), °C 930
1030
Melting Onset (Solidus), °C 890
970
Specific Heat Capacity, J/kg-K 380
300
Thermal Expansion, µm/m-K 21
16

Otherwise Unclassified Properties

Density, g/cm3 8.1
13

Common Calculations

Stiffness to Weight: Axial, points 7.1
5.0
Stiffness to Weight: Bending, points 19
13
Strength to Weight: Axial, points 11 to 22
4.9
Strength to Weight: Bending, points 13 to 21
6.4
Thermal Shock Resistance, points 11 to 22
8.7

Alloy Composition

Copper (Cu), % 62 to 65
60.9 to 63
Gold (Au), % 0
34.5 to 35.5
Iron (Fe), % 0 to 0.1
0
Lead (Pb), % 0.8 to 1.5
0
Nickel (Ni), % 0
2.5 to 3.5
Zinc (Zn), % 33 to 37.2
0
Residuals, % 0
0 to 0.15