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C34200 Brass vs. AWS BAg-20

C34200 brass belongs to the copper alloys classification, while AWS BAg-20 belongs to the otherwise unclassified metals. They have 70% of their average alloy composition in common. There are 17 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 C34200 brass and the bottom bar is AWS BAg-20.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
93
Poisson's Ratio 0.31
0.32
Shear Modulus, GPa 40
35
Tensile Strength: Ultimate (UTS), MPa 370 to 650
160

Thermal Properties

Latent Heat of Fusion, J/g 170
150
Melting Completion (Liquidus), °C 910
770
Melting Onset (Solidus), °C 890
680
Specific Heat Capacity, J/kg-K 380
340
Thermal Expansion, µm/m-K 21
21

Otherwise Unclassified Properties

Density, g/cm3 8.2
8.6
Embodied Carbon, kg CO2/kg material 2.6
30
Embodied Energy, MJ/kg 45
480

Common Calculations

Stiffness to Weight: Axial, points 7.1
6.0
Stiffness to Weight: Bending, points 19
17
Strength to Weight: Axial, points 13 to 22
5.1
Strength to Weight: Bending, points 14 to 20
7.6
Thermal Shock Resistance, points 12 to 22
5.9

Alloy Composition

Copper (Cu), % 62 to 65
37 to 39
Iron (Fe), % 0 to 0.1
0
Lead (Pb), % 1.5 to 2.5
0
Silver (Ag), % 0
29 to 31
Zinc (Zn), % 32 to 36.5
30 to 34
Residuals, % 0
0 to 0.15