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Type 2 Pewter vs. S31266 Stainless Steel

Type 2 pewter belongs to the otherwise unclassified metals classification, while S31266 stainless steel belongs to the iron alloys. There are 19 material properties with values for both materials. Properties with values for just one material (15, in this case) are not shown.

For each property being compared, the top bar is Type 2 pewter and the bottom bar is S31266 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 52
210
Poisson's Ratio 0.35
0.28
Shear Modulus, GPa 19
81
Tensile Strength: Ultimate (UTS), MPa 52 to 68
860

Thermal Properties

Latent Heat of Fusion, J/g 69
310
Melting Completion (Liquidus), °C 300
1470
Melting Onset (Solidus), °C 240
1420
Specific Heat Capacity, J/kg-K 220
460
Thermal Expansion, µm/m-K 21
16

Otherwise Unclassified Properties

Base Metal Price, % relative 75
37
Density, g/cm3 7.3
8.2
Embodied Carbon, kg CO2/kg material 12
6.5
Embodied Energy, MJ/kg 210
89
Embodied Water, L/kg 1220
220

Common Calculations

Stiffness to Weight: Axial, points 3.9
14
Stiffness to Weight: Bending, points 17
24
Strength to Weight: Axial, points 2.0 to 2.6
29
Strength to Weight: Bending, points 4.3 to 5.1
24
Thermal Shock Resistance, points 3.4 to 4.4
18

Alloy Composition

Antimony (Sb), % 5.0 to 7.5
0
Arsenic (As), % 0 to 0.050
0
Carbon (C), % 0
0 to 0.030
Chromium (Cr), % 0
23 to 25
Copper (Cu), % 1.5 to 3.0
1.0 to 2.5
Iron (Fe), % 0 to 0.015
34.1 to 46
Lead (Pb), % 0 to 0.050
0
Manganese (Mn), % 0
2.0 to 4.0
Molybdenum (Mo), % 0
5.2 to 6.2
Nickel (Ni), % 0
21 to 24
Nitrogen (N), % 0
0.35 to 0.6
Phosphorus (P), % 0
0 to 0.035
Silicon (Si), % 0
0 to 1.0
Sulfur (S), % 0
0 to 0.020
Tin (Sn), % 90 to 93
0
Tungsten (W), % 0
1.5 to 2.5
Zinc (Zn), % 0 to 0.0050
0