ZA-27 vs. Grade 2 Babbitt Metal

ZA-27 belongs to the zinc alloys classification, while grade 2 Babbitt Metal belongs to the otherwise unclassified metals. There are 19 material properties with values for both materials. Properties with values for just one material (17, in this case) are not shown.

For each property being compared, the top bar is ZA-27 and the bottom bar is grade 2 Babbitt Metal.

Zinc-Aluminum 27 (ZA-27, Z35841)Grade 2 (L13890) Tin-Base Babbitt Metal

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness		100 to 120
Brinell Hardness		25

Compressive (Crushing) Strength, MPa		260 to 370
Compressive (Crushing) Strength, MPa		100

Elastic (Young's, Tensile) Modulus, GPa		78
Elastic (Young's, Tensile) Modulus, GPa		53

Poisson's Ratio		0.27
Poisson's Ratio		0.35

Shear Modulus, GPa		31
Shear Modulus, GPa		19

Tensile Strength: Yield (Proof), MPa		260 to 370
Tensile Strength: Yield (Proof), MPa		42

Thermal Properties

Latent Heat of Fusion, J/g		130
Latent Heat of Fusion, J/g		72

Melting Completion (Liquidus), °C		480
Melting Completion (Liquidus), °C		350

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

Specific Heat Capacity, J/kg-K		530
Specific Heat Capacity, J/kg-K		230

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

Otherwise Unclassified Properties

Base Metal Price, % relative		11
Base Metal Price, % relative		70

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		200

Embodied Water, L/kg		570
Embodied Water, L/kg		1240

Common Calculations

Resilience: Unit (Modulus of Resilience), kJ/m³		420 to 890
Resilience: Unit (Modulus of Resilience), kJ/m³		17

Stiffness to Weight: Axial, points		8.6
Stiffness to Weight: Axial, points		4.0

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

Alloy Composition

Aluminum (Al), %		25 to 28
Aluminum (Al), %		0 to 0.0050

Antimony (Sb), %		0
Antimony (Sb), %		7.0 to 8.0

Arsenic (As), %		0
Arsenic (As), %		0 to 0.1

Bismuth (Bi), %		0
Bismuth (Bi), %		0 to 0.080

Cadmium (Cd), %		0 to 0.0060
Cadmium (Cd), %		0 to 0.050

Copper (Cu), %		2.0 to 2.5
Copper (Cu), %		3.0 to 4.0

Iron (Fe), %		0 to 0.1
Iron (Fe), %		0 to 0.080

Lead (Pb), %		0 to 0.0060
Lead (Pb), %		0 to 0.35

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), %		87.3 to 90

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