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CR018A Copper vs. Type 2 Pewter

CR018A copper belongs to the copper alloys classification, while Type 2 pewter belongs to the otherwise unclassified metals. There are 19 material properties with values for both materials. Properties with values for just one material (10, in this case) are not shown.

For each property being compared, the top bar is CR018A copper and the bottom bar is Type 2 pewter.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
52
Poisson's Ratio 0.34
0.35
Shear Modulus, GPa 43
19
Tensile Strength: Ultimate (UTS), MPa 220
52 to 68

Thermal Properties

Latent Heat of Fusion, J/g 210
69
Melting Completion (Liquidus), °C 1090
300
Melting Onset (Solidus), °C 1040
240
Specific Heat Capacity, J/kg-K 390
220
Thermal Expansion, µm/m-K 17
21

Otherwise Unclassified Properties

Base Metal Price, % relative 33
75
Density, g/cm3 9.0
7.3
Embodied Carbon, kg CO2/kg material 2.7
12
Embodied Energy, MJ/kg 42
210
Embodied Water, L/kg 360
1220

Common Calculations

Stiffness to Weight: Axial, points 7.2
3.9
Stiffness to Weight: Bending, points 18
17
Strength to Weight: Axial, points 6.8
2.0 to 2.6
Strength to Weight: Bending, points 9.0
4.3 to 5.1
Thermal Shock Resistance, points 7.8
3.4 to 4.4

Alloy Composition

Antimony (Sb), % 0
5.0 to 7.5
Arsenic (As), % 0
0 to 0.050
Bismuth (Bi), % 0 to 0.00050
0
Copper (Cu), % 99.914 to 99.94
1.5 to 3.0
Iron (Fe), % 0
0 to 0.015
Lead (Pb), % 0
0 to 0.050
Silver (Ag), % 0.060 to 0.080
0
Tin (Sn), % 0
90 to 93
Zinc (Zn), % 0
0 to 0.0050