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EN 1.7390 Steel vs. CR008A Copper

EN 1.7390 steel belongs to the iron alloys classification, while CR008A copper belongs to the copper alloys. There are 28 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is EN 1.7390 steel and the bottom bar is CR008A copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
120
Elongation at Break, % 16
15
Poisson's Ratio 0.29
0.34
Shear Modulus, GPa 74
43
Tensile Strength: Ultimate (UTS), MPa 710
220
Tensile Strength: Yield (Proof), MPa 480
130

Thermal Properties

Latent Heat of Fusion, J/g 260
210
Maximum Temperature: Mechanical, °C 510
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 8.1
100
Electrical Conductivity: Equal Weight (Specific), % IACS 9.3
100

Otherwise Unclassified Properties

Base Metal Price, % relative 4.3
31
Density, g/cm3 7.8
9.0
Embodied Carbon, kg CO2/kg material 1.7
2.6
Embodied Energy, MJ/kg 23
41
Embodied Water, L/kg 69
320

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 100
29
Resilience: Unit (Modulus of Resilience), kJ/m3 600
76
Stiffness to Weight: Axial, points 14
7.2
Stiffness to Weight: Bending, points 25
18
Strength to Weight: Axial, points 25
6.8
Strength to Weight: Bending, points 23
9.0
Thermal Diffusivity, mm2/s 11
110
Thermal Shock Resistance, points 20
7.8

Alloy Composition

Bismuth (Bi), % 0
0 to 0.00050
Carbon (C), % 0 to 0.18
0
Chromium (Cr), % 4.0 to 6.0
0
Copper (Cu), % 0
99.95 to 100
Iron (Fe), % 91.9 to 95.3
0
Lead (Pb), % 0
0 to 0.0050
Manganese (Mn), % 0.3 to 0.8
0
Molybdenum (Mo), % 0.45 to 0.65
0
Phosphorus (P), % 0 to 0.025
0
Silicon (Si), % 0 to 0.4
0
Silver (Ag), % 0
0 to 0.015
Sulfur (S), % 0 to 0.015
0