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AWS BAu-1 vs. C42200 Brass

AWS BAu-1 belongs to the otherwise unclassified metals classification, while C42200 brass belongs to the copper alloys. 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 (17, in this case) are not shown.

For each property being compared, the top bar is AWS BAu-1 and the bottom bar is C42200 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
110
Poisson's Ratio 0.37
0.33
Shear Modulus, GPa 40
42
Tensile Strength: Ultimate (UTS), MPa 210
300 to 610

Thermal Properties

Latent Heat of Fusion, J/g 150
200
Melting Completion (Liquidus), °C 1020
1040
Melting Onset (Solidus), °C 990
1020
Specific Heat Capacity, J/kg-K 290
380
Thermal Expansion, µm/m-K 16
18

Otherwise Unclassified Properties

Density, g/cm3 13
8.6

Common Calculations

Stiffness to Weight: Axial, points 4.7
7.2
Stiffness to Weight: Bending, points 12
19
Strength to Weight: Axial, points 4.5
9.5 to 19
Strength to Weight: Bending, points 6.1
11 to 18
Thermal Shock Resistance, points 8.5
10 to 21

Alloy Composition

Copper (Cu), % 61.9 to 63
86 to 89
Gold (Au), % 37 to 38
0
Iron (Fe), % 0
0 to 0.050
Lead (Pb), % 0
0 to 0.050
Phosphorus (P), % 0
0 to 0.35
Tin (Sn), % 0
0.8 to 1.4
Zinc (Zn), % 0
8.7 to 13.2
Residuals, % 0
0 to 0.5