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AWS BVAg-29 vs. C68000 Brass

AWS BVAg-29 belongs to the otherwise unclassified metals classification, while C68000 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 16 material properties with values for both materials. Properties with values for just one material (11, in this case) are not shown.

For each property being compared, the top bar is AWS BVAg-29 and the bottom bar is C68000 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 73
100
Poisson's Ratio 0.37
0.3
Shear Modulus, GPa 27
40
Tensile Strength: Ultimate (UTS), MPa 180
390

Thermal Properties

Brazing Temperature, °C 710 to 790
880 to 980
Latent Heat of Fusion, J/g 120
170
Melting Completion (Liquidus), °C 710
880
Melting Onset (Solidus), °C 620
870
Specific Heat Capacity, J/kg-K 270
390
Thermal Expansion, µm/m-K 20
21

Otherwise Unclassified Properties

Density, g/cm3 9.7
8.0

Common Calculations

Stiffness to Weight: Axial, points 4.2
7.3
Stiffness to Weight: Bending, points 14
20
Strength to Weight: Axial, points 5.2
14
Strength to Weight: Bending, points 7.3
15
Thermal Shock Resistance, points 8.8
13

Alloy Composition

Aluminum (Al), % 0
0 to 0.010
Cadmium (Cd), % 0 to 0.0010
0
Carbon (C), % 0 to 0.0050
0
Copper (Cu), % 22.5 to 25.5
56 to 60
Indium (In), % 14 to 15
0
Iron (Fe), % 0
0.25 to 1.3
Lead (Pb), % 0 to 0.0020
0 to 0.050
Manganese (Mn), % 0
0.010 to 0.5
Nickel (Ni), % 0
0.2 to 0.8
Phosphorus (P), % 0 to 0.0020
0
Silicon (Si), % 0
0.040 to 0.15
Silver (Ag), % 60.5 to 62.5
0
Tin (Sn), % 0
0.75 to 1.1
Zinc (Zn), % 0 to 0.0010
35.6 to 42.8
Residuals, % 0
0 to 0.5