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AWS BAg-21 vs. C41300 Brass

AWS BAg-21 belongs to the otherwise unclassified metals classification, while C41300 brass belongs to the copper alloys. They have a modest 30% 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 (16, in this case) are not shown.

For each property being compared, the top bar is AWS BAg-21 and the bottom bar is C41300 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 85
110
Poisson's Ratio 0.36
0.33
Shear Modulus, GPa 31
42
Tensile Strength: Ultimate (UTS), MPa 150
300 to 630

Thermal Properties

Latent Heat of Fusion, J/g 140
200
Melting Completion (Liquidus), °C 800
1040
Melting Onset (Solidus), °C 690
1010
Specific Heat Capacity, J/kg-K 280
380
Thermal Expansion, µm/m-K 19
18

Otherwise Unclassified Properties

Density, g/cm3 9.8
8.7
Embodied Energy, MJ/kg 970
44

Common Calculations

Stiffness to Weight: Axial, points 4.8
7.2
Stiffness to Weight: Bending, points 15
18
Strength to Weight: Axial, points 4.2
9.6 to 20
Strength to Weight: Bending, points 6.4
11 to 19
Thermal Shock Resistance, points 6.6
11 to 22

Alloy Composition

Copper (Cu), % 27.5 to 29.5
89 to 93
Iron (Fe), % 0
0 to 0.050
Lead (Pb), % 0
0 to 0.1
Nickel (Ni), % 2.0 to 3.0
0
Silver (Ag), % 62 to 64
0
Tin (Sn), % 5.0 to 7.0
0.7 to 1.3
Zinc (Zn), % 0
5.1 to 10.3
Residuals, % 0
0 to 0.5