C55181 Copper vs. Titanium 4-4-2

C55181 copper belongs to the copper alloys classification, while titanium 4-4-2 belongs to the titanium alloys. There are 20 material properties with values for both materials. Properties with values for just one material (10, in this case) are not shown.

For each property being compared, the top bar is C55181 copper and the bottom bar is titanium 4-4-2.

UNS C55181 (BCuP-2) Filler Metal Titanium 4-4-2 (3.7185)

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa		110
Elastic (Young's, Tensile) Modulus, GPa		110

Poisson's Ratio		0.34
Poisson's Ratio		0.32

Shear Modulus, GPa		40
Shear Modulus, GPa		42

Tensile Strength: Ultimate (UTS), MPa		200
Tensile Strength: Ultimate (UTS), MPa		1150 to 1250

Thermal Properties

Latent Heat of Fusion, J/g		190
Latent Heat of Fusion, J/g		410

Maximum Temperature: Mechanical, °C		200
Maximum Temperature: Mechanical, °C		310

Melting Completion (Liquidus), °C		790
Melting Completion (Liquidus), °C		1610

Melting Onset (Solidus), °C		710
Melting Onset (Solidus), °C		1560

Specific Heat Capacity, J/kg-K		410
Specific Heat Capacity, J/kg-K		540

Thermal Expansion, µm/m-K		16
Thermal Expansion, µm/m-K		8.6

Otherwise Unclassified Properties

Base Metal Price, % relative		28
Base Metal Price, % relative		39

Density, g/cm³		8.5
Density, g/cm³		4.7

Embodied Carbon, kg CO₂/kg material		2.4
Embodied Carbon, kg CO₂/kg material		30

Embodied Energy, MJ/kg		38
Embodied Energy, MJ/kg		480

Embodied Water, L/kg		290
Embodied Water, L/kg		180

Common Calculations

Stiffness to Weight: Axial, points		7.0
Stiffness to Weight: Axial, points		13

Stiffness to Weight: Bending, points		19
Stiffness to Weight: Bending, points		34

Strength to Weight: Axial, points		6.5
Strength to Weight: Axial, points		68 to 74

Strength to Weight: Bending, points		8.9
Strength to Weight: Bending, points		52 to 55

Thermal Shock Resistance, points		8.2
Thermal Shock Resistance, points		86 to 93

Alloy Composition

Aluminum (Al), %		0
Aluminum (Al), %		3.0 to 5.0

Carbon (C), %		0
Carbon (C), %		0 to 0.080

Copper (Cu), %		92.4 to 93
Copper (Cu), %		0

Hydrogen (H), %		0
Hydrogen (H), %		0 to 0.015

Iron (Fe), %		0
Iron (Fe), %		0 to 0.2

Molybdenum (Mo), %		0
Molybdenum (Mo), %		3.0 to 5.0

Nitrogen (N), %		0
Nitrogen (N), %		0 to 0.050

Oxygen (O), %		0
Oxygen (O), %		0 to 0.25

Phosphorus (P), %		7.0 to 7.5
Phosphorus (P), %		0

Silicon (Si), %		0
Silicon (Si), %		0.3 to 0.7

Tin (Sn), %		0
Tin (Sn), %		1.5 to 2.5

Titanium (Ti), %		0
Titanium (Ti), %		85.8 to 92.2

Residuals, %		0
Residuals, %		0 to 0.4