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CR011A Copper vs. EN 1.4123 Stainless Steel

CR011A copper belongs to the copper alloys classification, while EN 1.4123 stainless steel belongs to the iron alloys. There are 24 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is CR011A copper and the bottom bar is EN 1.4123 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
200
Poisson's Ratio 0.34
0.28
Shear Modulus, GPa 43
77
Tensile Strength: Ultimate (UTS), MPa 220
720 to 810

Thermal Properties

Latent Heat of Fusion, J/g 210
280
Maximum Temperature: Mechanical, °C 200
840
Melting Completion (Liquidus), °C 1090
1450
Melting Onset (Solidus), °C 1040
1410
Specific Heat Capacity, J/kg-K 390
480
Thermal Conductivity, W/m-K 390
23
Thermal Expansion, µm/m-K 17
10

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 100
2.4
Electrical Conductivity: Equal Weight (Specific), % IACS 100
2.8

Otherwise Unclassified Properties

Base Metal Price, % relative 32
10
Density, g/cm3 9.0
7.7
Embodied Carbon, kg CO2/kg material 2.6
4.2
Embodied Energy, MJ/kg 42
62
Embodied Water, L/kg 340
120

Common Calculations

Stiffness to Weight: Axial, points 7.2
14
Stiffness to Weight: Bending, points 18
25
Strength to Weight: Axial, points 6.8
26 to 29
Strength to Weight: Bending, points 9.0
23 to 25
Thermal Diffusivity, mm2/s 110
6.3
Thermal Shock Resistance, points 7.8
26 to 29

Alloy Composition

Bismuth (Bi), % 0 to 0.00050
0
Carbon (C), % 0
0.35 to 0.5
Chromium (Cr), % 0
14 to 16.5
Copper (Cu), % 99.88 to 99.97
0
Iron (Fe), % 0
76.7 to 84.6
Manganese (Mn), % 0
0 to 1.0
Molybdenum (Mo), % 0
1.0 to 2.5
Nickel (Ni), % 0
0 to 0.5
Nitrogen (N), % 0
0.1 to 0.3
Oxygen (O), % 0 to 0.040
0
Phosphorus (P), % 0
0 to 0.040
Silicon (Si), % 0
0 to 1.0
Silver (Ag), % 0.030 to 0.050
0
Sulfur (S), % 0
0 to 0.030
Vanadium (V), % 0
0 to 1.5