C70700 Copper-nickel vs. Type 2 Pewter

C70700 copper-nickel belongs to the copper 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 (10, in this case) are not shown.

For each property being compared, the top bar is C70700 copper-nickel and the bottom bar is Type 2 pewter.

UNS C70700 (CuNi10) Copper-Nickel Type 2 (L13912) Sheet Pewter

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness		73
Brinell Hardness		13 to 23

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

Poisson's Ratio		0.34
Poisson's Ratio		0.35

Shear Modulus, GPa		46
Shear Modulus, GPa		19

Tensile Strength: Ultimate (UTS), MPa		320
Tensile Strength: Ultimate (UTS), MPa		52 to 68

Thermal Properties

Latent Heat of Fusion, J/g		220
Latent Heat of Fusion, J/g		69

Melting Completion (Liquidus), °C		1120
Melting Completion (Liquidus), °C		300

Melting Onset (Solidus), °C		1060
Melting Onset (Solidus), °C		240

Specific Heat Capacity, J/kg-K		390
Specific Heat Capacity, J/kg-K		220

Thermal Expansion, µm/m-K		16
Thermal Expansion, µm/m-K		21

Otherwise Unclassified Properties

Base Metal Price, % relative		34
Base Metal Price, % relative		75

Density, g/cm³		8.9
Density, g/cm³		7.3

Embodied Carbon, kg CO₂/kg material		3.4
Embodied Carbon, kg CO₂/kg material		12

Embodied Energy, MJ/kg		52
Embodied Energy, MJ/kg		210

Embodied Water, L/kg		300
Embodied Water, L/kg		1220

Common Calculations

Stiffness to Weight: Axial, points		7.6
Stiffness to Weight: Axial, points		3.9

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

Strength to Weight: Axial, points		10
Strength to Weight: Axial, points		2.0 to 2.6

Strength to Weight: Bending, points		12
Strength to Weight: Bending, points		4.3 to 5.1

Thermal Shock Resistance, points		12
Thermal Shock Resistance, points		3.4 to 4.4

Alloy Composition

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

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

Copper (Cu), %		88.5 to 90.5
Copper (Cu), %		1.5 to 3.0

Iron (Fe), %		0 to 0.050
Iron (Fe), %		0 to 0.015

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

Manganese (Mn), %		0 to 0.5
Manganese (Mn), %		0

Nickel (Ni), %		9.5 to 10.5
Nickel (Ni), %		0

Tin (Sn), %		0
Tin (Sn), %		90 to 93

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

Residuals, %		0 to 0.5
Residuals, %		0