Type 2 Pewter vs. C72700 Copper-nickel

Type 2 pewter belongs to the otherwise unclassified metals classification, while C72700 copper-nickel belongs to the copper alloys. There are 19 material properties with values for both materials. Properties with values for just one material (11, in this case) are not shown.

For each property being compared, the top bar is Type 2 pewter and the bottom bar is C72700 copper-nickel.

Type 2 (L13912) Sheet Pewter UNS C72700 Tin-Bearing Copper-Nickel

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa		52
Elastic (Young's, Tensile) Modulus, GPa		120

Poisson's Ratio		0.35
Poisson's Ratio		0.34

Shear Modulus, GPa		19
Shear Modulus, GPa		44

Tensile Strength: Ultimate (UTS), MPa		52 to 68
Tensile Strength: Ultimate (UTS), MPa		460 to 1070

Thermal Properties

Latent Heat of Fusion, J/g		69
Latent Heat of Fusion, J/g		210

Melting Completion (Liquidus), °C		300
Melting Completion (Liquidus), °C		1100

Melting Onset (Solidus), °C		240
Melting Onset (Solidus), °C		930

Specific Heat Capacity, J/kg-K		220
Specific Heat Capacity, J/kg-K		380

Thermal Expansion, µm/m-K		21
Thermal Expansion, µm/m-K		17

Otherwise Unclassified Properties

Base Metal Price, % relative		75
Base Metal Price, % relative		36

Density, g/cm³		7.3
Density, g/cm³		8.8

Embodied Carbon, kg CO₂/kg material		12
Embodied Carbon, kg CO₂/kg material		4.0

Embodied Energy, MJ/kg		210
Embodied Energy, MJ/kg		62

Embodied Water, L/kg		1220
Embodied Water, L/kg		350

Common Calculations

Stiffness to Weight: Axial, points		3.9
Stiffness to Weight: Axial, points		7.4

Stiffness to Weight: Bending, points		17
Stiffness to Weight: Bending, points		19

Strength to Weight: Axial, points		2.0 to 2.6
Strength to Weight: Axial, points		14 to 34

Strength to Weight: Bending, points		4.3 to 5.1
Strength to Weight: Bending, points		15 to 26

Thermal Shock Resistance, points		3.4 to 4.4
Thermal Shock Resistance, points		16 to 38

Alloy Composition

Antimony (Sb), %		5.0 to 7.5
Antimony (Sb), %		0

Arsenic (As), %		0 to 0.050
Arsenic (As), %		0

Copper (Cu), %		1.5 to 3.0
Copper (Cu), %		82.1 to 86

Iron (Fe), %		0 to 0.015
Iron (Fe), %		0 to 0.5

Lead (Pb), %		0 to 0.050
Lead (Pb), %		0 to 0.020

Magnesium (Mg), %		0
Magnesium (Mg), %		0 to 0.15

Manganese (Mn), %		0
Manganese (Mn), %		0.050 to 0.3

Nickel (Ni), %		0
Nickel (Ni), %		8.5 to 9.5

Niobium (Nb), %		0
Niobium (Nb), %		0 to 0.1

Tin (Sn), %		90 to 93
Tin (Sn), %		5.5 to 6.5

Zinc (Zn), %		0 to 0.0050
Zinc (Zn), %		0 to 0.5

Residuals, %		0
Residuals, %		0 to 0.3