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AWS BAg-2a vs. C68700 Brass

AWS BAg-2a belongs to the otherwise unclassified metals classification, while C68700 brass belongs to the copper alloys. They have 47% of their average alloy composition in common. There are 17 material properties with values for both materials. Properties with values for just one material (10, in this case) are not shown.

For each property being compared, the top bar is AWS BAg-2a and the bottom bar is C68700 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 83
110
Poisson's Ratio 0.32
0.32
Shear Modulus, GPa 31
41
Tensile Strength: Ultimate (UTS), MPa 170
390

Thermal Properties

Latent Heat of Fusion, J/g 130
190
Melting Completion (Liquidus), °C 710
970
Melting Onset (Solidus), °C 610
930
Specific Heat Capacity, J/kg-K 310
400
Thermal Expansion, µm/m-K 23
19

Otherwise Unclassified Properties

Density, g/cm3 8.8
8.3
Embodied Carbon, kg CO2/kg material 30
2.8
Embodied Energy, MJ/kg 470
46

Common Calculations

Stiffness to Weight: Axial, points 5.2
7.3
Stiffness to Weight: Bending, points 17
19
Strength to Weight: Axial, points 5.4
13
Strength to Weight: Bending, points 7.8
14
Thermal Shock Resistance, points 6.5
13

Alloy Composition

Aluminum (Al), % 0
1.8 to 2.5
Arsenic (As), % 0
0.020 to 0.1
Cadmium (Cd), % 19 to 21
0
Copper (Cu), % 26 to 28
76 to 79
Iron (Fe), % 0
0 to 0.060
Lead (Pb), % 0
0 to 0.070
Silver (Ag), % 29 to 31
0
Zinc (Zn), % 21 to 25
17.8 to 22.2
Residuals, % 0
0 to 0.5