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AWS BAg-7 vs. C66300 Brass

AWS BAg-7 belongs to the otherwise unclassified metals classification, while C66300 brass belongs to the copper alloys. They have a modest 34% of their average alloy composition in common, which, by itself, doesn't mean much. 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 AWS BAg-7 and the bottom bar is C66300 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 83
110
Poisson's Ratio 0.34
0.33
Shear Modulus, GPa 31
42
Tensile Strength: Ultimate (UTS), MPa 150
460 to 810

Thermal Properties

Latent Heat of Fusion, J/g 130
200
Melting Completion (Liquidus), °C 650
1050
Melting Onset (Solidus), °C 620
1000
Specific Heat Capacity, J/kg-K 290
380
Thermal Expansion, µm/m-K 20
18

Otherwise Unclassified Properties

Density, g/cm3 9.3
8.6
Embodied Carbon, kg CO2/kg material 55
2.8
Embodied Energy, MJ/kg 860
46

Common Calculations

Stiffness to Weight: Axial, points 4.9
7.2
Stiffness to Weight: Bending, points 16
19
Strength to Weight: Axial, points 4.5
15 to 26
Strength to Weight: Bending, points 6.7
15 to 22
Thermal Shock Resistance, points 6.4
16 to 28

Alloy Composition

Cobalt (Co), % 0
0 to 0.2
Copper (Cu), % 21 to 23
84.5 to 87.5
Iron (Fe), % 0
1.4 to 2.4
Lead (Pb), % 0
0 to 0.050
Phosphorus (P), % 0
0 to 0.35
Silver (Ag), % 55 to 57
0
Tin (Sn), % 4.5 to 5.5
1.5 to 3.0
Zinc (Zn), % 15 to 19
6.0 to 12.8
Residuals, % 0
0 to 0.5