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AWS BVAg-29 vs. C99750 Brass

AWS BVAg-29 belongs to the otherwise unclassified metals classification, while C99750 brass belongs to the copper alloys. They have a modest 24% of their average alloy composition in common, which, by itself, doesn't mean much. There are 15 material properties with values for both materials. Properties with values for just one material (14, in this case) are not shown.

For each property being compared, the top bar is AWS BVAg-29 and the bottom bar is C99750 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 73
130
Poisson's Ratio 0.37
0.32
Shear Modulus, GPa 27
48
Tensile Strength: Ultimate (UTS), MPa 180
450 to 520

Thermal Properties

Latent Heat of Fusion, J/g 120
200
Melting Completion (Liquidus), °C 710
840
Melting Onset (Solidus), °C 620
820
Specific Heat Capacity, J/kg-K 270
410
Thermal Expansion, µm/m-K 20
20

Otherwise Unclassified Properties

Density, g/cm3 9.7
8.1

Common Calculations

Stiffness to Weight: Axial, points 4.2
8.6
Stiffness to Weight: Bending, points 14
21
Strength to Weight: Axial, points 5.2
15 to 18
Strength to Weight: Bending, points 7.3
16 to 18
Thermal Shock Resistance, points 8.8
13 to 15

Alloy Composition

Aluminum (Al), % 0
0.25 to 3.0
Cadmium (Cd), % 0 to 0.0010
0
Carbon (C), % 0 to 0.0050
0
Copper (Cu), % 22.5 to 25.5
55 to 61
Indium (In), % 14 to 15
0
Iron (Fe), % 0
0 to 1.0
Lead (Pb), % 0 to 0.0020
0.5 to 2.5
Manganese (Mn), % 0
17 to 23
Nickel (Ni), % 0
0 to 5.0
Phosphorus (P), % 0 to 0.0020
0
Silver (Ag), % 60.5 to 62.5
0
Zinc (Zn), % 0 to 0.0010
17 to 23
Residuals, % 0
0 to 0.3