ZA-8 vs. Type 2 Pewter

ZA-8 belongs to the zinc 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 (16, in this case) are not shown.

For each property being compared, the top bar is ZA-8 and the bottom bar is Type 2 pewter.

Zinc-Aluminum 8 (ZA-8, Z35636)Type 2 (L13912) Sheet Pewter

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness		87 to 100
Brinell Hardness		13 to 23

Elastic (Young's, Tensile) Modulus, GPa		85 to 86
Elastic (Young's, Tensile) Modulus, GPa		52

Poisson's Ratio		0.26
Poisson's Ratio		0.35

Shear Modulus, GPa		34
Shear Modulus, GPa		19

Tensile Strength: Ultimate (UTS), MPa		210 to 370
Tensile Strength: Ultimate (UTS), MPa		52 to 68

Thermal Properties

Latent Heat of Fusion, J/g		110
Latent Heat of Fusion, J/g		69

Melting Completion (Liquidus), °C		400
Melting Completion (Liquidus), °C		300

Melting Onset (Solidus), °C		380
Melting Onset (Solidus), °C		240

Specific Heat Capacity, J/kg-K		440
Specific Heat Capacity, J/kg-K		220

Thermal Expansion, µm/m-K		23
Thermal Expansion, µm/m-K		21

Otherwise Unclassified Properties

Base Metal Price, % relative		11
Base Metal Price, % relative		75

Density, g/cm³		6.3
Density, g/cm³		7.3

Embodied Carbon, kg CO₂/kg material		3.3
Embodied Carbon, kg CO₂/kg material		12

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

Embodied Water, L/kg		420
Embodied Water, L/kg		1220

Common Calculations

Stiffness to Weight: Axial, points		7.5
Stiffness to Weight: Axial, points		3.9

Stiffness to Weight: Bending, points		23
Stiffness to Weight: Bending, points		17

Strength to Weight: Axial, points		9.3 to 17
Strength to Weight: Axial, points		2.0 to 2.6

Strength to Weight: Bending, points		12 to 18
Strength to Weight: Bending, points		4.3 to 5.1

Thermal Shock Resistance, points		7.6 to 13
Thermal Shock Resistance, points		3.4 to 4.4

Alloy Composition

Aluminum (Al), %		8.0 to 8.8
Aluminum (Al), %		0

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

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

Cadmium (Cd), %		0 to 0.0060
Cadmium (Cd), %		0

Copper (Cu), %		0.8 to 1.3
Copper (Cu), %		1.5 to 3.0

Iron (Fe), %		0 to 0.075
Iron (Fe), %		0 to 0.015

Lead (Pb), %		0 to 0.0060
Lead (Pb), %		0 to 0.050

Magnesium (Mg), %		0.015 to 0.030
Magnesium (Mg), %		0

Nickel (Ni), %		0 to 0.020
Nickel (Ni), %		0

Silicon (Si), %		0 to 0.045
Silicon (Si), %		0

Tin (Sn), %		0 to 0.0030
Tin (Sn), %		90 to 93

Zinc (Zn), %		89.7 to 91.2
Zinc (Zn), %		0 to 0.0050