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Type 2 Pewter vs. AWS BAg-1a

Both Type 2 pewter and AWS BAg-1a are otherwise unclassified metals. There are 17 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is Type 2 pewter and the bottom bar is AWS BAg-1a.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 52
77
Poisson's Ratio 0.35
0.33
Shear Modulus, GPa 19
29
Tensile Strength: Ultimate (UTS), MPa 52 to 68
180

Thermal Properties

Latent Heat of Fusion, J/g 69
120
Melting Completion (Liquidus), °C 300
640
Melting Onset (Solidus), °C 240
630
Specific Heat Capacity, J/kg-K 220
280
Thermal Expansion, µm/m-K 21
22

Otherwise Unclassified Properties

Density, g/cm3 7.3
9.3
Embodied Carbon, kg CO2/kg material 12
48
Embodied Energy, MJ/kg 210
760

Common Calculations

Stiffness to Weight: Axial, points 3.9
4.6
Stiffness to Weight: Bending, points 17
15
Strength to Weight: Axial, points 2.0 to 2.6
5.4
Strength to Weight: Bending, points 4.3 to 5.1
7.6
Thermal Shock Resistance, points 3.4 to 4.4
7.5

Alloy Composition


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Antimony (Sb), % 5.0 to 7.5
0
Arsenic (As), % 0 to 0.050
0
Cadmium (Cd), % 0
17 to 19
Copper (Cu), % 1.5 to 3.0
14.5 to 16.5
Iron (Fe), % 0 to 0.015
0
Lead (Pb), % 0 to 0.050
0
Silver (Ag), % 0
49 to 51
Tin (Sn), % 90 to 93
0
Zinc (Zn), % 0 to 0.0050
14.5 to 18.5
Residuals, % 0
0 to 0.15