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EN 1.7386 Steel vs. CR012A Copper

EN 1.7386 steel belongs to the iron alloys classification, while CR012A copper belongs to the copper alloys. There are 28 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is EN 1.7386 steel and the bottom bar is CR012A copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
120
Elongation at Break, % 18 to 21
15
Poisson's Ratio 0.28
0.34
Shear Modulus, GPa 75
43
Tensile Strength: Ultimate (UTS), MPa 550 to 670
220
Tensile Strength: Yield (Proof), MPa 240 to 440
130

Thermal Properties

Latent Heat of Fusion, J/g 270
210
Maximum Temperature: Mechanical, °C 600
200
Melting Completion (Liquidus), °C 1450
1090
Melting Onset (Solidus), °C 1410
1040
Specific Heat Capacity, J/kg-K 480
390
Thermal Conductivity, W/m-K 26
390
Thermal Expansion, µm/m-K 13
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 9.0
100
Electrical Conductivity: Equal Weight (Specific), % IACS 10
100

Otherwise Unclassified Properties

Base Metal Price, % relative 6.5
33
Density, g/cm3 7.8
9.0
Embodied Carbon, kg CO2/kg material 2.0
2.7
Embodied Energy, MJ/kg 28
42
Embodied Water, L/kg 88
360

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 92 to 110
29
Resilience: Unit (Modulus of Resilience), kJ/m3 150 to 490
76
Stiffness to Weight: Axial, points 14
7.2
Stiffness to Weight: Bending, points 25
18
Strength to Weight: Axial, points 20 to 24
6.8
Strength to Weight: Bending, points 19 to 22
9.0
Thermal Diffusivity, mm2/s 6.9
110
Thermal Shock Resistance, points 15 to 18
7.8

Alloy Composition

Aluminum (Al), % 0 to 0.040
0
Bismuth (Bi), % 0
0 to 0.00050
Carbon (C), % 0.080 to 0.15
0
Chromium (Cr), % 8.0 to 10
0
Copper (Cu), % 0 to 0.3
99.85 to 99.94
Iron (Fe), % 86.8 to 90.5
0
Manganese (Mn), % 0.3 to 0.6
0
Molybdenum (Mo), % 0.9 to 1.1
0
Oxygen (O), % 0
0 to 0.040
Phosphorus (P), % 0 to 0.025
0
Silicon (Si), % 0.25 to 1.0
0
Silver (Ag), % 0
0.060 to 0.080
Sulfur (S), % 0 to 0.010
0