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Type 2 Pewter vs. AWS E347

Type 2 pewter belongs to the otherwise unclassified metals classification, while AWS E347 belongs to the iron alloys. There are 19 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is Type 2 pewter and the bottom bar is AWS E347.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 52
200
Poisson's Ratio 0.35
0.28
Shear Modulus, GPa 19
77
Tensile Strength: Ultimate (UTS), MPa 52 to 68
580

Thermal Properties

Latent Heat of Fusion, J/g 69
290
Melting Completion (Liquidus), °C 300
1430
Melting Onset (Solidus), °C 240
1380
Specific Heat Capacity, J/kg-K 220
480
Thermal Expansion, µm/m-K 21
14

Otherwise Unclassified Properties

Base Metal Price, % relative 75
19
Density, g/cm3 7.3
7.8
Embodied Carbon, kg CO2/kg material 12
3.7
Embodied Energy, MJ/kg 210
53
Embodied Water, L/kg 1220
150

Common Calculations

Stiffness to Weight: Axial, points 3.9
14
Stiffness to Weight: Bending, points 17
25
Strength to Weight: Axial, points 2.0 to 2.6
21
Strength to Weight: Bending, points 4.3 to 5.1
20
Thermal Shock Resistance, points 3.4 to 4.4
15

Alloy Composition

Antimony (Sb), % 5.0 to 7.5
0
Arsenic (As), % 0 to 0.050
0
Carbon (C), % 0
0 to 0.080
Chromium (Cr), % 0
18 to 21
Copper (Cu), % 1.5 to 3.0
0 to 0.75
Iron (Fe), % 0 to 0.015
61.9 to 72.5
Lead (Pb), % 0 to 0.050
0
Manganese (Mn), % 0
0.5 to 2.5
Molybdenum (Mo), % 0
0 to 0.75
Nickel (Ni), % 0
9.0 to 11
Niobium (Nb), % 0
0 to 1.0
Phosphorus (P), % 0
0 to 0.040
Silicon (Si), % 0
0 to 1.0
Sulfur (S), % 0
0 to 0.030
Tin (Sn), % 90 to 93
0
Zinc (Zn), % 0 to 0.0050
0