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EN 1.4020 Stainless Steel vs. CR011A Copper

EN 1.4020 stainless steel belongs to the iron alloys classification, while CR011A copper belongs to the copper 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 EN 1.4020 stainless steel and the bottom bar is CR011A copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
120
Elongation at Break, % 13 to 34
15
Poisson's Ratio 0.28
0.34
Shear Modulus, GPa 77
43
Tensile Strength: Ultimate (UTS), MPa 770 to 1130
220
Tensile Strength: Yield (Proof), MPa 430 to 950
130

Thermal Properties

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

Otherwise Unclassified Properties

Base Metal Price, % relative 11
32
Density, g/cm3 7.6
9.0
Embodied Carbon, kg CO2/kg material 2.5
2.6
Embodied Energy, MJ/kg 37
42
Embodied Water, L/kg 150
340

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 140 to 220
29
Resilience: Unit (Modulus of Resilience), kJ/m3 460 to 2290
76
Stiffness to Weight: Axial, points 14
7.2
Stiffness to Weight: Bending, points 25
18
Strength to Weight: Axial, points 28 to 41
6.8
Strength to Weight: Bending, points 25 to 32
9.0
Thermal Shock Resistance, points 16 to 23
7.8

Alloy Composition

Bismuth (Bi), % 0
0 to 0.00050
Carbon (C), % 0 to 0.15
0
Chromium (Cr), % 16.5 to 19
0
Copper (Cu), % 0
99.88 to 99.97
Iron (Fe), % 62.8 to 71.8
0
Manganese (Mn), % 11 to 14
0
Nickel (Ni), % 0.5 to 2.5
0
Nitrogen (N), % 0.2 to 0.45
0
Oxygen (O), % 0
0 to 0.040
Phosphorus (P), % 0 to 0.045
0
Silicon (Si), % 0 to 1.0
0
Silver (Ag), % 0
0.030 to 0.050
Sulfur (S), % 0 to 0.030
0