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Solder Alloy 703 vs. Type 2 Pewter

Both solder alloy 703 and Type 2 pewter are otherwise unclassified metals. They have a moderately high 92% of their average alloy composition in common. There are 18 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is solder alloy 703 and the bottom bar is Type 2 pewter.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 15
13 to 23
Elastic (Young's, Tensile) Modulus, GPa 51
52
Poisson's Ratio 0.36
0.35
Shear Modulus, GPa 19
19
Tensile Strength: Ultimate (UTS), MPa 57
52 to 68

Thermal Properties

Latent Heat of Fusion, J/g 61
69
Melting Completion (Liquidus), °C 220
300
Melting Onset (Solidus), °C 220
240
Specific Heat Capacity, J/kg-K 220
220
Thermal Expansion, µm/m-K 22
21

Otherwise Unclassified Properties

Density, g/cm3 7.4
7.3
Embodied Carbon, kg CO2/kg material 18
12
Embodied Energy, MJ/kg 300
210

Common Calculations

Stiffness to Weight: Axial, points 3.8
3.9
Stiffness to Weight: Bending, points 17
17
Strength to Weight: Axial, points 2.1
2.0 to 2.6
Strength to Weight: Bending, points 4.4
4.3 to 5.1
Thermal Shock Resistance, points 3.7
3.4 to 4.4

Alloy Composition

Aluminum (Al), % 0 to 0.0010
0
Antimony (Sb), % 0 to 0.1
5.0 to 7.5
Arsenic (As), % 0 to 0.030
0 to 0.050
Bismuth (Bi), % 0 to 0.1
0
Cadmium (Cd), % 0 to 0.0020
0
Copper (Cu), % 0 to 0.050
1.5 to 3.0
Gold (Au), % 0 to 0.050
0
Indium (In), % 0 to 0.1
0
Iron (Fe), % 0 to 0.020
0 to 0.015
Lead (Pb), % 0 to 0.070
0 to 0.050
Nickel (Ni), % 0 to 0.010
0
Silver (Ag), % 3.3 to 3.7
0
Tin (Sn), % 95.8 to 96.7
90 to 93
Zinc (Zn), % 0 to 0.0010
0 to 0.0050