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Type 2 Pewter vs. Zamak 3

Type 2 pewter belongs to the otherwise unclassified metals classification, while Zamak 3 belongs to the zinc alloys. There are 20 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 Type 2 pewter and the bottom bar is Zamak 3.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 13 to 23
83
Elastic (Young's, Tensile) Modulus, GPa 52
86
Poisson's Ratio 0.35
0.25
Shear Modulus, GPa 19
33
Tensile Strength: Ultimate (UTS), MPa 52 to 68
280

Thermal Properties

Latent Heat of Fusion, J/g 69
120
Melting Completion (Liquidus), °C 300
390
Melting Onset (Solidus), °C 240
380
Specific Heat Capacity, J/kg-K 220
410
Thermal Expansion, µm/m-K 21
27

Otherwise Unclassified Properties

Base Metal Price, % relative 75
11
Density, g/cm3 7.3
6.4
Embodied Carbon, kg CO2/kg material 12
3.0
Embodied Energy, MJ/kg 210
57
Embodied Water, L/kg 1220
380

Common Calculations

Stiffness to Weight: Axial, points 3.9
7.5
Stiffness to Weight: Bending, points 17
23
Strength to Weight: Axial, points 2.0 to 2.6
12
Strength to Weight: Bending, points 4.3 to 5.1
15
Thermal Shock Resistance, points 3.4 to 4.4
8.6

Alloy Composition

Aluminum (Al), % 0
3.5 to 4.3
Antimony (Sb), % 5.0 to 7.5
0
Arsenic (As), % 0 to 0.050
0
Cadmium (Cd), % 0
0 to 0.0050
Copper (Cu), % 1.5 to 3.0
0 to 0.25
Iron (Fe), % 0 to 0.015
0 to 0.1
Lead (Pb), % 0 to 0.050
0 to 0.0050
Magnesium (Mg), % 0
0.020 to 0.060
Nickel (Ni), % 0
0 to 0.020
Silicon (Si), % 0
0 to 0.030
Tin (Sn), % 90 to 93
0 to 0.0030
Zinc (Zn), % 0 to 0.0050
95.3 to 96.5