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C21000 Brass vs. Type 2 Pewter

C21000 brass 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 (13, in this case) are not shown.

For each property being compared, the top bar is C21000 brass and the bottom bar is Type 2 pewter.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
52
Poisson's Ratio 0.34
0.35
Shear Modulus, GPa 43
19
Tensile Strength: Ultimate (UTS), MPa 240 to 450
52 to 68

Thermal Properties

Latent Heat of Fusion, J/g 200
69
Melting Completion (Liquidus), °C 1070
300
Melting Onset (Solidus), °C 1050
240
Specific Heat Capacity, J/kg-K 390
220
Thermal Expansion, µm/m-K 18
21

Otherwise Unclassified Properties

Base Metal Price, % relative 30
75
Density, g/cm3 8.8
7.3
Embodied Carbon, kg CO2/kg material 2.6
12
Embodied Energy, MJ/kg 42
210
Embodied Water, L/kg 310
1220

Common Calculations

Stiffness to Weight: Axial, points 7.2
3.9
Stiffness to Weight: Bending, points 18
17
Strength to Weight: Axial, points 7.4 to 14
2.0 to 2.6
Strength to Weight: Bending, points 9.6 to 15
4.3 to 5.1
Thermal Shock Resistance, points 8.1 to 15
3.4 to 4.4

Alloy Composition

Antimony (Sb), % 0
5.0 to 7.5
Arsenic (As), % 0
0 to 0.050
Copper (Cu), % 94 to 96
1.5 to 3.0
Iron (Fe), % 0 to 0.050
0 to 0.015
Lead (Pb), % 0 to 0.030
0 to 0.050
Tin (Sn), % 0
90 to 93
Zinc (Zn), % 3.7 to 6.0
0 to 0.0050
Residuals, % 0 to 0.2
0