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AWS BAg-4 vs. C47000 Brass

AWS BAg-4 belongs to the otherwise unclassified metals classification, while C47000 brass belongs to the copper alloys. They have 58% of their average alloy composition in common. There are 18 material properties with values for both materials. Properties with values for just one material (9, in this case) are not shown.

For each property being compared, the top bar is AWS BAg-4 and the bottom bar is C47000 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 91
100
Poisson's Ratio 0.33
0.3
Shear Modulus, GPa 34
40
Tensile Strength: Ultimate (UTS), MPa 150
380

Thermal Properties

Brazing Temperature, °C 740 to 900
910 to 950
Latent Heat of Fusion, J/g 140
170
Melting Completion (Liquidus), °C 780
900
Melting Onset (Solidus), °C 670
890
Specific Heat Capacity, J/kg-K 330
390
Thermal Expansion, µm/m-K 21
21

Otherwise Unclassified Properties

Density, g/cm3 8.9
8.0
Embodied Carbon, kg CO2/kg material 40
2.7
Embodied Energy, MJ/kg 630
47

Common Calculations

Stiffness to Weight: Axial, points 5.7
7.2
Stiffness to Weight: Bending, points 17
20
Strength to Weight: Axial, points 4.7
13
Strength to Weight: Bending, points 7.1
15
Thermal Shock Resistance, points 5.7
13

Alloy Composition

Aluminum (Al), % 0
0 to 0.010
Copper (Cu), % 29 to 31
57 to 61
Lead (Pb), % 0
0 to 0.050
Nickel (Ni), % 1.5 to 2.5
0
Silver (Ag), % 39 to 41
0
Tin (Sn), % 0
0.25 to 1.0
Zinc (Zn), % 26 to 30
37.5 to 42.8
Residuals, % 0
0 to 0.4