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Type 2 Pewter vs. Grade 38 Titanium

Type 2 pewter belongs to the otherwise unclassified metals classification, while grade 38 titanium belongs to the titanium alloys. There are 19 material properties with values for both materials. Properties with values for just one material (13, in this case) are not shown.

For each property being compared, the top bar is Type 2 pewter and the bottom bar is grade 38 titanium.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 52
110
Poisson's Ratio 0.35
0.32
Shear Modulus, GPa 19
40
Tensile Strength: Ultimate (UTS), MPa 52 to 68
1000

Thermal Properties

Latent Heat of Fusion, J/g 69
410
Melting Completion (Liquidus), °C 300
1620
Melting Onset (Solidus), °C 240
1570
Specific Heat Capacity, J/kg-K 220
550
Thermal Expansion, µm/m-K 21
9.3

Otherwise Unclassified Properties

Base Metal Price, % relative 75
36
Density, g/cm3 7.3
4.5
Embodied Carbon, kg CO2/kg material 12
35
Embodied Energy, MJ/kg 210
560
Embodied Water, L/kg 1220
160

Common Calculations

Stiffness to Weight: Axial, points 3.9
13
Stiffness to Weight: Bending, points 17
35
Strength to Weight: Axial, points 2.0 to 2.6
62
Strength to Weight: Bending, points 4.3 to 5.1
49
Thermal Shock Resistance, points 3.4 to 4.4
72

Alloy Composition


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Aluminum (Al), % 0
3.5 to 4.5
Antimony (Sb), % 5.0 to 7.5
0
Arsenic (As), % 0 to 0.050
0
Carbon (C), % 0
0 to 0.080
Copper (Cu), % 1.5 to 3.0
0
Hydrogen (H), % 0
0 to 0.015
Iron (Fe), % 0 to 0.015
1.2 to 1.8
Lead (Pb), % 0 to 0.050
0
Nitrogen (N), % 0
0 to 0.030
Oxygen (O), % 0
0.2 to 0.3
Tin (Sn), % 90 to 93
0
Titanium (Ti), % 0
89.9 to 93.1
Vanadium (V), % 0
2.0 to 3.0
Zinc (Zn), % 0 to 0.0050
0
Residuals, % 0
0 to 0.4