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CC140C Copper vs. EN 1.4109 Stainless Steel

CC140C copper belongs to the copper alloys classification, while EN 1.4109 stainless steel belongs to the iron alloys. There are 29 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is CC140C copper and the bottom bar is EN 1.4109 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 110
250
Elastic (Young's, Tensile) Modulus, GPa 120
200
Elongation at Break, % 11
19
Poisson's Ratio 0.34
0.28
Shear Modulus, GPa 44
76
Tensile Strength: Ultimate (UTS), MPa 340
770
Tensile Strength: Yield (Proof), MPa 230
420

Thermal Properties

Latent Heat of Fusion, J/g 210
280
Maximum Temperature: Mechanical, °C 200
820
Melting Completion (Liquidus), °C 1100
1440
Melting Onset (Solidus), °C 1040
1400
Specific Heat Capacity, J/kg-K 390
480
Thermal Conductivity, W/m-K 310
30
Thermal Expansion, µm/m-K 17
10

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 77
2.7
Electrical Conductivity: Equal Weight (Specific), % IACS 78
3.1

Otherwise Unclassified Properties

Base Metal Price, % relative 31
8.5
Density, g/cm3 8.9
7.7
Embodied Carbon, kg CO2/kg material 2.6
2.2
Embodied Energy, MJ/kg 41
30
Embodied Water, L/kg 310
110

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 34
120
Resilience: Unit (Modulus of Resilience), kJ/m3 220
460
Stiffness to Weight: Axial, points 7.3
14
Stiffness to Weight: Bending, points 18
25
Strength to Weight: Axial, points 10
28
Strength to Weight: Bending, points 12
24
Thermal Diffusivity, mm2/s 89
8.1
Thermal Shock Resistance, points 12
28

Alloy Composition

Carbon (C), % 0
0.6 to 0.75
Chromium (Cr), % 0.4 to 1.2
14 to 16
Copper (Cu), % 98.8 to 99.6
0
Iron (Fe), % 0
80.7 to 85
Manganese (Mn), % 0
0 to 1.0
Molybdenum (Mo), % 0
0.4 to 0.8
Phosphorus (P), % 0
0 to 0.040
Silicon (Si), % 0
0 to 0.7
Sulfur (S), % 0
0 to 0.015