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EN 1.6554 Steel vs. CR020A Copper

EN 1.6554 steel belongs to the iron alloys classification, while CR020A copper belongs to the copper alloys. There are 28 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is EN 1.6554 steel and the bottom bar is CR020A copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
120
Elongation at Break, % 17 to 21
15
Poisson's Ratio 0.29
0.34
Shear Modulus, GPa 73
43
Tensile Strength: Ultimate (UTS), MPa 780 to 930
220
Tensile Strength: Yield (Proof), MPa 550 to 790
130

Thermal Properties

Latent Heat of Fusion, J/g 250
210
Maximum Temperature: Mechanical, °C 420
200
Melting Completion (Liquidus), °C 1460
1090
Melting Onset (Solidus), °C 1420
1040
Specific Heat Capacity, J/kg-K 470
390
Thermal Conductivity, W/m-K 40
380
Thermal Expansion, µm/m-K 13
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.6
100
Electrical Conductivity: Equal Weight (Specific), % IACS 8.7
100

Otherwise Unclassified Properties

Base Metal Price, % relative 3.4
31
Density, g/cm3 7.9
9.0
Embodied Carbon, kg CO2/kg material 1.7
2.6
Embodied Energy, MJ/kg 22
41
Embodied Water, L/kg 53
320

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 140 to 150
29
Resilience: Unit (Modulus of Resilience), kJ/m3 810 to 1650
76
Stiffness to Weight: Axial, points 13
7.2
Stiffness to Weight: Bending, points 24
18
Strength to Weight: Axial, points 27 to 33
6.8
Strength to Weight: Bending, points 24 to 27
9.0
Thermal Diffusivity, mm2/s 11
110
Thermal Shock Resistance, points 23 to 27
7.8

Alloy Composition

Bismuth (Bi), % 0
0 to 0.00050
Carbon (C), % 0.23 to 0.28
0
Chromium (Cr), % 0.7 to 0.9
0
Copper (Cu), % 0 to 0.3
99.95 to 99.999
Iron (Fe), % 94.6 to 97.3
0
Lead (Pb), % 0
0 to 0.0050
Manganese (Mn), % 0.6 to 0.9
0
Molybdenum (Mo), % 0.2 to 0.3
0
Nickel (Ni), % 1.0 to 2.0
0
Phosphorus (P), % 0 to 0.030
0.0010 to 0.0060
Silicon (Si), % 0 to 0.6
0
Silver (Ag), % 0
0 to 0.015
Sulfur (S), % 0 to 0.025
0
Vanadium (V), % 0 to 0.030
0