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EN 1.7378 Steel vs. CR003A Copper

EN 1.7378 steel belongs to the iron alloys classification, while CR003A 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 1.7378 steel and the bottom bar is CR003A copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
120
Elongation at Break, % 17
15
Poisson's Ratio 0.29
0.34
Shear Modulus, GPa 74
43
Tensile Strength: Ultimate (UTS), MPa 700
230
Tensile Strength: Yield (Proof), MPa 490
140

Thermal Properties

Latent Heat of Fusion, J/g 260
210
Maximum Temperature: Mechanical, °C 460
200
Melting Completion (Liquidus), °C 1470
1090
Melting Onset (Solidus), °C 1430
1040
Specific Heat Capacity, J/kg-K 470
390
Thermal Conductivity, W/m-K 39
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 4.0
31
Density, g/cm3 7.8
9.0
Embodied Carbon, kg CO2/kg material 2.3
2.6
Embodied Energy, MJ/kg 33
41
Embodied Water, L/kg 61
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 110
31
Resilience: Unit (Modulus of Resilience), kJ/m3 630
83
Stiffness to Weight: Axial, points 13
7.2
Stiffness to Weight: Bending, points 24
18
Strength to Weight: Axial, points 25
7.1
Strength to Weight: Bending, points 22
9.3
Thermal Diffusivity, mm2/s 10
110
Thermal Shock Resistance, points 20
8.1

Alloy Composition

Aluminum (Al), % 0 to 0.020
0
Antimony (Sb), % 0
0 to 0.00040
Arsenic (As), % 0
0 to 0.00050
Bismuth (Bi), % 0
0 to 0.00020
Boron (B), % 0.0015 to 0.0070
0
Carbon (C), % 0.050 to 0.1
0
Chromium (Cr), % 2.2 to 2.6
0
Copper (Cu), % 0
99.954 to 100
Iron (Fe), % 94.6 to 96.1
0 to 0.0010
Lead (Pb), % 0
0 to 0.00050
Manganese (Mn), % 0.3 to 0.7
0
Molybdenum (Mo), % 0.9 to 1.1
0
Nitrogen (N), % 0 to 0.010
0
Oxygen (O), % 0
0 to 0.040
Phosphorus (P), % 0 to 0.020
0
Selenium (Se), % 0
0 to 0.00020
Silicon (Si), % 0.15 to 0.45
0
Silver (Ag), % 0
0 to 0.0025
Sulfur (S), % 0 to 0.010
0 to 0.0015
Tellurium (Te), % 0
0 to 0.00020
Titanium (Ti), % 0.050 to 0.1
0
Vanadium (V), % 0.2 to 0.3
0