ZA-27 vs. Type 2 Pewter

ZA-27 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-27 and the bottom bar is Type 2 pewter.

Zinc-Aluminum 27 (ZA-27, Z35841)Type 2 (L13912) Sheet Pewter

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness		100 to 120
Brinell Hardness		13 to 23

Elastic (Young's, Tensile) Modulus, GPa		78
Elastic (Young's, Tensile) Modulus, GPa		52

Poisson's Ratio		0.27
Poisson's Ratio		0.35

Shear Modulus, GPa		31
Shear Modulus, GPa		19

Tensile Strength: Ultimate (UTS), MPa		400 to 430
Tensile Strength: Ultimate (UTS), MPa		52 to 68

Thermal Properties

Latent Heat of Fusion, J/g		130
Latent Heat of Fusion, J/g		69

Melting Completion (Liquidus), °C		480
Melting Completion (Liquidus), °C		300

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

Specific Heat Capacity, J/kg-K		530
Specific Heat Capacity, J/kg-K		220

Thermal Expansion, µm/m-K		26
Thermal Expansion, µm/m-K		21

Otherwise Unclassified Properties

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

Density, g/cm³		5.0
Density, g/cm³		7.3

Embodied Carbon, kg CO₂/kg material		4.2
Embodied Carbon, kg CO₂/kg material		12

Embodied Energy, MJ/kg		80
Embodied Energy, MJ/kg		210

Embodied Water, L/kg		570
Embodied Water, L/kg		1220

Common Calculations

Stiffness to Weight: Axial, points		8.6
Stiffness to Weight: Axial, points		3.9

Stiffness to Weight: Bending, points		28
Stiffness to Weight: Bending, points		17

Strength to Weight: Axial, points		22 to 24
Strength to Weight: Axial, points		2.0 to 2.6

Strength to Weight: Bending, points		24 to 25
Strength to Weight: Bending, points		4.3 to 5.1

Thermal Shock Resistance, points		14 to 15
Thermal Shock Resistance, points		3.4 to 4.4

Alloy Composition

Aluminum (Al), %		25 to 28
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), %		2.0 to 2.5
Copper (Cu), %		1.5 to 3.0

Iron (Fe), %		0 to 0.1
Iron (Fe), %		0 to 0.015

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

Magnesium (Mg), %		0.010 to 0.020
Magnesium (Mg), %		0

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

Silicon (Si), %		0 to 0.080
Silicon (Si), %		0

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

Zinc (Zn), %		69.3 to 73
Zinc (Zn), %		0 to 0.0050