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Type 2 Pewter vs. S32803 Stainless Steel

Type 2 pewter belongs to the otherwise unclassified metals classification, while S32803 stainless steel belongs to the iron alloys. There are 20 material properties with values for both materials. Properties with values for just one material (14, in this case) are not shown.

For each property being compared, the top bar is Type 2 pewter and the bottom bar is S32803 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 13 to 23
210
Elastic (Young's, Tensile) Modulus, GPa 52
210
Poisson's Ratio 0.35
0.27
Shear Modulus, GPa 19
81
Tensile Strength: Ultimate (UTS), MPa 52 to 68
680

Thermal Properties

Latent Heat of Fusion, J/g 69
300
Melting Completion (Liquidus), °C 300
1450
Melting Onset (Solidus), °C 240
1400
Specific Heat Capacity, J/kg-K 220
480
Thermal Expansion, µm/m-K 21
11

Otherwise Unclassified Properties

Base Metal Price, % relative 75
19
Density, g/cm3 7.3
7.7
Embodied Carbon, kg CO2/kg material 12
3.7
Embodied Energy, MJ/kg 210
53
Embodied Water, L/kg 1220
180

Common Calculations

Stiffness to Weight: Axial, points 3.9
15
Stiffness to Weight: Bending, points 17
25
Strength to Weight: Axial, points 2.0 to 2.6
25
Strength to Weight: Bending, points 4.3 to 5.1
22
Thermal Shock Resistance, points 3.4 to 4.4
22

Alloy Composition

Antimony (Sb), % 5.0 to 7.5
0
Arsenic (As), % 0 to 0.050
0
Carbon (C), % 0
0 to 0.015
Chromium (Cr), % 0
28 to 29
Copper (Cu), % 1.5 to 3.0
0
Iron (Fe), % 0 to 0.015
62.9 to 67.1
Lead (Pb), % 0 to 0.050
0
Manganese (Mn), % 0
0 to 0.5
Molybdenum (Mo), % 0
1.8 to 2.5
Nickel (Ni), % 0
3.0 to 4.0
Niobium (Nb), % 0
0.15 to 0.5
Nitrogen (N), % 0
0 to 0.020
Phosphorus (P), % 0
0 to 0.020
Silicon (Si), % 0
0 to 0.55
Sulfur (S), % 0
0 to 0.0035
Tin (Sn), % 90 to 93
0
Zinc (Zn), % 0 to 0.0050
0