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C84800 Brass vs. AWS BVAg-31

C84800 brass belongs to the copper alloys classification, while AWS BVAg-31 belongs to the otherwise unclassified metals. They have a modest 32% 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 C84800 brass and the bottom bar is AWS BVAg-31.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
90
Poisson's Ratio 0.33
0.36
Shear Modulus, GPa 39
33
Tensile Strength: Ultimate (UTS), MPa 230
180

Thermal Properties

Latent Heat of Fusion, J/g 180
150
Melting Completion (Liquidus), °C 950
850
Melting Onset (Solidus), °C 830
820
Specific Heat Capacity, J/kg-K 370
280
Thermal Expansion, µm/m-K 19
18

Otherwise Unclassified Properties

Density, g/cm3 8.6
10

Common Calculations

Stiffness to Weight: Axial, points 6.6
4.9
Stiffness to Weight: Bending, points 18
15
Strength to Weight: Axial, points 7.3
4.9
Strength to Weight: Bending, points 9.6
7.0
Thermal Shock Resistance, points 8.2
7.8

Alloy Composition

Aluminum (Al), % 0 to 0.0050
0
Antimony (Sb), % 0 to 0.25
0
Cadmium (Cd), % 0
0 to 0.0010
Carbon (C), % 0
0 to 0.0050
Copper (Cu), % 75 to 77
31 to 33
Iron (Fe), % 0 to 0.4
0
Lead (Pb), % 5.5 to 7.0
0 to 0.0020
Nickel (Ni), % 0 to 1.0
0
Palladium (Pd), % 0
8.0 to 12
Phosphorus (P), % 0 to 1.5
0 to 0.0020
Silicon (Si), % 0 to 0.0050
0
Silver (Ag), % 0
57 to 59
Sulfur (S), % 0 to 0.080
0
Tin (Sn), % 2.0 to 3.0
0
Zinc (Zn), % 13 to 17
0 to 0.0010
Residuals, % 0 to 0.7
0