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CR022A Copper vs. EN 1.4020 Stainless Steel

CR022A copper belongs to the copper alloys classification, while EN 1.4020 stainless steel belongs to the iron alloys. There are 24 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 CR022A copper and the bottom bar is EN 1.4020 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
200
Elongation at Break, % 15
13 to 34
Poisson's Ratio 0.34
0.28
Shear Modulus, GPa 43
77
Tensile Strength: Ultimate (UTS), MPa 230
770 to 1130
Tensile Strength: Yield (Proof), MPa 140
430 to 950

Thermal Properties

Latent Heat of Fusion, J/g 210
280
Maximum Temperature: Mechanical, °C 200
890
Melting Completion (Liquidus), °C 1090
1390
Melting Onset (Solidus), °C 1040
1350
Specific Heat Capacity, J/kg-K 390
480
Thermal Expansion, µm/m-K 17
17

Otherwise Unclassified Properties

Base Metal Price, % relative 31
11
Density, g/cm3 9.0
7.6
Embodied Carbon, kg CO2/kg material 2.6
2.5
Embodied Energy, MJ/kg 41
37
Embodied Water, L/kg 310
150

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 31
140 to 220
Resilience: Unit (Modulus of Resilience), kJ/m3 83
460 to 2290
Stiffness to Weight: Axial, points 7.2
14
Stiffness to Weight: Bending, points 18
25
Strength to Weight: Axial, points 7.1
28 to 41
Strength to Weight: Bending, points 9.3
25 to 32
Thermal Shock Resistance, points 8.1
16 to 23

Alloy Composition

Antimony (Sb), % 0 to 0.00040
0
Arsenic (As), % 0 to 0.00050
0
Bismuth (Bi), % 0 to 0.00020
0
Cadmium (Cd), % 0 to 0.00010
0
Carbon (C), % 0
0 to 0.15
Chromium (Cr), % 0
16.5 to 19
Copper (Cu), % 99.99 to 99.999
0
Iron (Fe), % 0 to 0.0010
62.8 to 71.8
Lead (Pb), % 0 to 0.00050
0
Manganese (Mn), % 0 to 0.00050
11 to 14
Nickel (Ni), % 0 to 0.0010
0.5 to 2.5
Nitrogen (N), % 0
0.2 to 0.45
Phosphorus (P), % 0.0010 to 0.0060
0 to 0.045
Selenium (Se), % 0 to 0.00020
0
Silicon (Si), % 0
0 to 1.0
Silver (Ag), % 0 to 0.0025
0
Sulfur (S), % 0 to 0.0015
0 to 0.030
Tellurium (Te), % 0 to 0.00020
0
Tin (Sn), % 0 to 0.00020
0
Zinc (Zn), % 0 to 0.00010
0