C14181 Copper vs. EN 1.1061 Steel

C14181 copper belongs to the copper alloys classification, while EN 1.1061 steel belongs to the iron alloys. There are 22 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.

For each property being compared, the top bar is C14181 copper and the bottom bar is EN 1.1061 steel.

UNS C14181 (BVCu-1x) Vacuum Service Filler Metal EN 1.1061 (C45RC) Non-Alloy Steel

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa		120
Elastic (Young's, Tensile) Modulus, GPa		190

Poisson's Ratio		0.34
Poisson's Ratio		0.29

Shear Modulus, GPa		43
Shear Modulus, GPa		72

Tensile Strength: Ultimate (UTS), MPa		210
Tensile Strength: Ultimate (UTS), MPa		530 to 1810

Thermal Properties

Latent Heat of Fusion, J/g		210
Latent Heat of Fusion, J/g		250

Maximum Temperature: Mechanical, °C		200
Maximum Temperature: Mechanical, °C		400

Melting Completion (Liquidus), °C		1080
Melting Completion (Liquidus), °C		1460

Melting Onset (Solidus), °C		1080
Melting Onset (Solidus), °C		1420

Specific Heat Capacity, J/kg-K		390
Specific Heat Capacity, J/kg-K		470

Thermal Conductivity, W/m-K		380
Thermal Conductivity, W/m-K		51

Thermal Expansion, µm/m-K		17
Thermal Expansion, µm/m-K		12

Otherwise Unclassified Properties

Base Metal Price, % relative		31
Base Metal Price, % relative		1.8

Density, g/cm³		9.0
Density, g/cm³		7.8

Embodied Carbon, kg CO₂/kg material		2.6
Embodied Carbon, kg CO₂/kg material		1.4

Embodied Energy, MJ/kg		41
Embodied Energy, MJ/kg		19

Embodied Water, L/kg		310
Embodied Water, L/kg		46

Common Calculations

Stiffness to Weight: Axial, points		7.2
Stiffness to Weight: Axial, points		13

Stiffness to Weight: Bending, points		18
Stiffness to Weight: Bending, points		24

Strength to Weight: Axial, points		6.5
Strength to Weight: Axial, points		19 to 64

Strength to Weight: Bending, points		8.8
Strength to Weight: Bending, points		19 to 42

Thermal Diffusivity, mm²/s		110
Thermal Diffusivity, mm²/s		14

Thermal Shock Resistance, points		7.4
Thermal Shock Resistance, points		17 to 58

Alloy Composition

Cadmium (Cd), %		0 to 0.0020
Cadmium (Cd), %		0

Carbon (C), %		0 to 0.0050
Carbon (C), %		0.42 to 0.5

Copper (Cu), %		99.9 to 100
Copper (Cu), %		0 to 0.25

Iron (Fe), %		0
Iron (Fe), %		98.1 to 99.06

Lead (Pb), %		0 to 0.0020
Lead (Pb), %		0

Manganese (Mn), %		0
Manganese (Mn), %		0.5 to 0.8

Phosphorus (P), %		0 to 0.0020
Phosphorus (P), %		0 to 0.025

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

Sulfur (S), %		0
Sulfur (S), %		0.020 to 0.035

Zinc (Zn), %		0 to 0.0020
Zinc (Zn), %		0