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CR025A Copper vs. EN 1.0254 Steel

CR025A copper belongs to the copper alloys classification, while EN 1.0254 steel belongs to the iron alloys. There are 28 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is CR025A copper and the bottom bar is EN 1.0254 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
190
Elongation at Break, % 15
27
Poisson's Ratio 0.34
0.29
Shear Modulus, GPa 43
73
Tensile Strength: Ultimate (UTS), MPa 230
430
Tensile Strength: Yield (Proof), MPa 140
250

Thermal Properties

Latent Heat of Fusion, J/g 210
250
Maximum Temperature: Mechanical, °C 200
400
Melting Completion (Liquidus), °C 1090
1460
Melting Onset (Solidus), °C 1040
1420
Specific Heat Capacity, J/kg-K 390
470
Thermal Conductivity, W/m-K 370
50
Thermal Expansion, µm/m-K 17
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 99
7.2
Electrical Conductivity: Equal Weight (Specific), % IACS 99
8.3

Otherwise Unclassified Properties

Base Metal Price, % relative 31
2.1
Density, g/cm3 9.0
7.9
Embodied Carbon, kg CO2/kg material 2.6
1.5
Embodied Energy, MJ/kg 41
19
Embodied Water, L/kg 320
47

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 31
100
Resilience: Unit (Modulus of Resilience), kJ/m3 83
170
Stiffness to Weight: Axial, points 7.2
13
Stiffness to Weight: Bending, points 18
24
Strength to Weight: Axial, points 7.1
15
Strength to Weight: Bending, points 9.3
16
Thermal Diffusivity, mm2/s 110
13
Thermal Shock Resistance, points 8.1
14

Alloy Composition

Bismuth (Bi), % 0 to 0.00050
0
Carbon (C), % 0
0 to 0.16
Chromium (Cr), % 0
0 to 0.3
Copper (Cu), % 99.9 to 99.96
0 to 0.3
Iron (Fe), % 0
97.2 to 100
Lead (Pb), % 0 to 0.0050
0
Manganese (Mn), % 0
0 to 1.2
Molybdenum (Mo), % 0
0 to 0.080
Nickel (Ni), % 0
0 to 0.3
Niobium (Nb), % 0
0 to 0.010
Phosphorus (P), % 0.040 to 0.060
0 to 0.025
Silicon (Si), % 0
0 to 0.35
Silver (Ag), % 0 to 0.015
0
Sulfur (S), % 0
0 to 0.020
Titanium (Ti), % 0
0 to 0.040
Vanadium (V), % 0
0 to 0.020