C18600 Copper vs. Type 2 Pewter

C18600 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 (11, in this case) are not shown.

For each property being compared, the top bar is C18600 copper and the bottom bar is Type 2 pewter.

UNS C18600 Chromium Copper Type 2 (L13912) Sheet Pewter

Metric UnitsUS Customary Units

Mechanical Properties

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		44
Shear Modulus, GPa		19

Tensile Strength: Ultimate (UTS), MPa		520 to 580
Tensile Strength: Ultimate (UTS), MPa		52 to 68

Thermal Properties

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

Melting Completion (Liquidus), °C		1090
Melting Completion (Liquidus), °C		300

Melting Onset (Solidus), °C		1070
Melting Onset (Solidus), °C		240

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

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

Otherwise Unclassified Properties

Base Metal Price, % relative		31
Base Metal Price, % relative		75

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

Embodied Carbon, kg CO₂/kg material		2.9
Embodied Carbon, kg CO₂/kg material		12

Embodied Energy, MJ/kg		46
Embodied Energy, MJ/kg		210

Embodied Water, L/kg		310
Embodied Water, L/kg		1220

Common Calculations

Stiffness to Weight: Axial, points		7.3
Stiffness to Weight: Axial, points		3.9

Stiffness to Weight: Bending, points		18
Stiffness to Weight: Bending, points		17

Strength to Weight: Axial, points		16 to 18
Strength to Weight: Axial, points		2.0 to 2.6

Strength to Weight: Bending, points		16 to 17
Strength to Weight: Bending, points		4.3 to 5.1

Thermal Shock Resistance, points		19 to 20
Thermal Shock Resistance, points		3.4 to 4.4

Alloy Composition

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

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

Chromium (Cr), %		0.1 to 1.0
Chromium (Cr), %		0

Cobalt (Co), %		0 to 0.1
Cobalt (Co), %		0

Copper (Cu), %		96.5 to 99.55
Copper (Cu), %		1.5 to 3.0

Iron (Fe), %		0.25 to 0.8
Iron (Fe), %		0 to 0.015

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

Nickel (Ni), %		0 to 0.25
Nickel (Ni), %		0

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

Titanium (Ti), %		0.050 to 0.5
Titanium (Ti), %		0

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

Zirconium (Zr), %		0.050 to 0.4
Zirconium (Zr), %		0

Residuals, %		0 to 0.5
Residuals, %		0