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C69400 Brass vs. AWS BAg-20

C69400 brass belongs to the copper alloys classification, while AWS BAg-20 belongs to the otherwise unclassified metals. They have 52% of their average alloy composition in common. There are 17 material properties with values for both materials. Properties with values for just one material (13, in this case) are not shown.

For each property being compared, the top bar is C69400 brass and the bottom bar is AWS BAg-20.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
93
Poisson's Ratio 0.33
0.32
Shear Modulus, GPa 42
35
Tensile Strength: Ultimate (UTS), MPa 570
160

Thermal Properties

Latent Heat of Fusion, J/g 260
150
Melting Completion (Liquidus), °C 920
770
Melting Onset (Solidus), °C 820
680
Specific Heat Capacity, J/kg-K 410
340
Thermal Expansion, µm/m-K 18
21

Otherwise Unclassified Properties

Density, g/cm3 8.3
8.6
Embodied Carbon, kg CO2/kg material 2.7
30
Embodied Energy, MJ/kg 44
480

Common Calculations

Stiffness to Weight: Axial, points 7.4
6.0
Stiffness to Weight: Bending, points 19
17
Strength to Weight: Axial, points 19
5.1
Strength to Weight: Bending, points 18
7.6
Thermal Shock Resistance, points 20
5.9

Alloy Composition

Copper (Cu), % 80 to 83
37 to 39
Iron (Fe), % 0 to 0.2
0
Lead (Pb), % 0 to 0.3
0
Silicon (Si), % 3.5 to 4.5
0
Silver (Ag), % 0
29 to 31
Zinc (Zn), % 11.5 to 16.5
30 to 34
Residuals, % 0
0 to 0.15