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S31655 Stainless Steel vs. Type 2 Pewter

S31655 stainless steel belongs to the iron alloys classification, while Type 2 pewter belongs to the otherwise unclassified metals. 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 S31655 stainless steel and the bottom bar is Type 2 pewter.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 210
13 to 23
Elastic (Young's, Tensile) Modulus, GPa 200
52
Poisson's Ratio 0.28
0.35
Shear Modulus, GPa 78
19
Tensile Strength: Ultimate (UTS), MPa 710
52 to 68

Thermal Properties

Latent Heat of Fusion, J/g 290
69
Melting Completion (Liquidus), °C 1430
300
Melting Onset (Solidus), °C 1380
240
Specific Heat Capacity, J/kg-K 480
220
Thermal Expansion, µm/m-K 16
21

Otherwise Unclassified Properties

Base Metal Price, % relative 17
75
Density, g/cm3 7.8
7.3
Embodied Carbon, kg CO2/kg material 3.3
12
Embodied Energy, MJ/kg 46
210
Embodied Water, L/kg 160
1220

Common Calculations

Stiffness to Weight: Axial, points 14
3.9
Stiffness to Weight: Bending, points 25
17
Strength to Weight: Axial, points 25
2.0 to 2.6
Strength to Weight: Bending, points 23
4.3 to 5.1
Thermal Shock Resistance, points 16
3.4 to 4.4

Alloy Composition

Antimony (Sb), % 0
5.0 to 7.5
Arsenic (As), % 0
0 to 0.050
Carbon (C), % 0 to 0.030
0
Chromium (Cr), % 19.5 to 21.5
0
Copper (Cu), % 0 to 1.0
1.5 to 3.0
Iron (Fe), % 63.2 to 71.9
0 to 0.015
Lead (Pb), % 0
0 to 0.050
Manganese (Mn), % 0 to 2.0
0
Molybdenum (Mo), % 0.5 to 1.5
0
Nickel (Ni), % 8.0 to 9.5
0
Nitrogen (N), % 0.14 to 0.25
0
Phosphorus (P), % 0 to 0.045
0
Silicon (Si), % 0 to 1.0
0
Sulfur (S), % 0 to 0.015
0
Tin (Sn), % 0
90 to 93
Zinc (Zn), % 0
0 to 0.0050