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C49300 Brass vs. AWS BAg-21

C49300 brass belongs to the copper alloys classification, while AWS BAg-21 belongs to the otherwise unclassified metals. They have a modest 31% 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 (14, in this case) are not shown.

For each property being compared, the top bar is C49300 brass and the bottom bar is AWS BAg-21.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
85
Poisson's Ratio 0.31
0.36
Shear Modulus, GPa 40
31
Tensile Strength: Ultimate (UTS), MPa 430 to 520
150

Thermal Properties

Latent Heat of Fusion, J/g 170
140
Melting Completion (Liquidus), °C 880
800
Melting Onset (Solidus), °C 840
690
Specific Heat Capacity, J/kg-K 380
280
Thermal Expansion, µm/m-K 20
19

Otherwise Unclassified Properties

Density, g/cm3 8.0
9.8
Embodied Energy, MJ/kg 50
970

Common Calculations

Stiffness to Weight: Axial, points 7.2
4.8
Stiffness to Weight: Bending, points 19
15
Strength to Weight: Axial, points 15 to 18
4.2
Strength to Weight: Bending, points 16 to 18
6.4
Thermal Shock Resistance, points 14 to 18
6.6

Alloy Composition

Aluminum (Al), % 0 to 0.5
0
Antimony (Sb), % 0 to 0.5
0
Bismuth (Bi), % 0.5 to 2.0
0
Copper (Cu), % 58 to 62
27.5 to 29.5
Iron (Fe), % 0 to 0.1
0
Lead (Pb), % 0 to 0.010
0
Manganese (Mn), % 0 to 0.030
0
Nickel (Ni), % 0 to 1.5
2.0 to 3.0
Phosphorus (P), % 0 to 0.2
0
Selenium (Se), % 0 to 0.2
0
Silicon (Si), % 0 to 0.1
0
Silver (Ag), % 0
62 to 64
Tin (Sn), % 1.0 to 1.8
5.0 to 7.0
Zinc (Zn), % 30.6 to 40.5
0
Residuals, % 0
0 to 0.15