C94400 Bronze vs. Type 2 Pewter

C94400 bronze 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 (9, in this case) are not shown.

For each property being compared, the top bar is C94400 bronze and the bottom bar is Type 2 pewter.

UNS C94400 Leaded Tin Bronze Type 2 (L13912) Sheet Pewter

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness		55
Brinell Hardness		13 to 23

Elastic (Young's, Tensile) Modulus, GPa		100
Elastic (Young's, Tensile) Modulus, GPa		52

Poisson's Ratio		0.35
Poisson's Ratio		0.35

Shear Modulus, GPa		37
Shear Modulus, GPa		19

Tensile Strength: Ultimate (UTS), MPa		220
Tensile Strength: Ultimate (UTS), MPa		52 to 68

Thermal Properties

Latent Heat of Fusion, J/g		180
Latent Heat of Fusion, J/g		69

Melting Completion (Liquidus), °C		940
Melting Completion (Liquidus), °C		300

Melting Onset (Solidus), °C		790
Melting Onset (Solidus), °C		240

Specific Heat Capacity, J/kg-K		350
Specific Heat Capacity, J/kg-K		220

Thermal Expansion, µm/m-K		19
Thermal Expansion, µm/m-K		21

Otherwise Unclassified Properties

Base Metal Price, % relative		32
Base Metal Price, % relative		75

Density, g/cm³		9.1
Density, g/cm³		7.3

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

Embodied Energy, MJ/kg		54
Embodied Energy, MJ/kg		210

Embodied Water, L/kg		390
Embodied Water, L/kg		1220

Common Calculations

Stiffness to Weight: Axial, points		6.1
Stiffness to Weight: Axial, points		3.9

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

Strength to Weight: Axial, points		6.8
Strength to Weight: Axial, points		2.0 to 2.6

Strength to Weight: Bending, points		9.0
Strength to Weight: Bending, points		4.3 to 5.1

Thermal Shock Resistance, points		8.3
Thermal Shock Resistance, points		3.4 to 4.4

Alloy Composition

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

Antimony (Sb), %		0 to 0.8
Antimony (Sb), %		5.0 to 7.5

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

Copper (Cu), %		76.1 to 84
Copper (Cu), %		1.5 to 3.0

Iron (Fe), %		0 to 0.15
Iron (Fe), %		0 to 0.015

Lead (Pb), %		9.0 to 12
Lead (Pb), %		0 to 0.050

Nickel (Ni), %		0 to 1.0
Nickel (Ni), %		0

Phosphorus (P), %		0 to 0.050
Phosphorus (P), %		0

Silicon (Si), %		0 to 0.0050
Silicon (Si), %		0

Sulfur (S), %		0 to 0.080
Sulfur (S), %		0

Tin (Sn), %		7.0 to 9.0
Tin (Sn), %		90 to 93

Zinc (Zn), %		0 to 0.8
Zinc (Zn), %		0 to 0.0050