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ACI-ASTM CE8MN Steel vs. CR014A Copper

ACI-ASTM CE8MN steel belongs to the iron alloys classification, while CR014A 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 ACI-ASTM CE8MN steel and the bottom bar is CR014A copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
120
Elongation at Break, % 29
15
Poisson's Ratio 0.27
0.34
Shear Modulus, GPa 80
43
Tensile Strength: Ultimate (UTS), MPa 750
230
Tensile Strength: Yield (Proof), MPa 500
140

Thermal Properties

Latent Heat of Fusion, J/g 300
210
Maximum Temperature: Mechanical, °C 1100
200
Melting Completion (Liquidus), °C 1440
1090
Melting Onset (Solidus), °C 1400
1040
Specific Heat Capacity, J/kg-K 480
390
Thermal Conductivity, W/m-K 16
380
Thermal Expansion, µm/m-K 13
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.2
98
Electrical Conductivity: Equal Weight (Specific), % IACS 2.5
99

Otherwise Unclassified Properties

Base Metal Price, % relative 21
32
Density, g/cm3 7.8
9.0
Embodied Carbon, kg CO2/kg material 4.2
2.6
Embodied Energy, MJ/kg 58
42
Embodied Water, L/kg 180
340

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 190
31
Resilience: Unit (Modulus of Resilience), kJ/m3 620
83
Stiffness to Weight: Axial, points 15
7.2
Stiffness to Weight: Bending, points 25
18
Strength to Weight: Axial, points 27
7.1
Strength to Weight: Bending, points 23
9.3
Thermal Diffusivity, mm2/s 4.2
110
Thermal Shock Resistance, points 21
8.1

Alloy Composition

Bismuth (Bi), % 0
0 to 0.00050
Carbon (C), % 0 to 0.080
0
Chromium (Cr), % 22.5 to 25.5
0
Copper (Cu), % 0
99.913 to 99.969
Iron (Fe), % 56 to 66.4
0
Manganese (Mn), % 0 to 1.0
0
Molybdenum (Mo), % 3.0 to 4.5
0
Nickel (Ni), % 8.0 to 11
0
Nitrogen (N), % 0.1 to 0.3
0
Phosphorus (P), % 0 to 0.040
0.0010 to 0.0070
Silicon (Si), % 0 to 1.5
0
Silver (Ag), % 0
0.030 to 0.050
Sulfur (S), % 0 to 0.040
0