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CR011A Copper vs. SAE-AISI 1141 Steel

CR011A copper belongs to the copper alloys classification, while SAE-AISI 1141 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 CR011A copper and the bottom bar is SAE-AISI 1141 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
190
Elongation at Break, % 15
11 to 17
Poisson's Ratio 0.34
0.29
Shear Modulus, GPa 43
72
Tensile Strength: Ultimate (UTS), MPa 220
740 to 810
Tensile Strength: Yield (Proof), MPa 130
400 to 700

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 390
51
Thermal Expansion, µm/m-K 17
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 100
10
Electrical Conductivity: Equal Weight (Specific), % IACS 100
12

Otherwise Unclassified Properties

Base Metal Price, % relative 32
1.9
Density, g/cm3 9.0
7.8
Embodied Carbon, kg CO2/kg material 2.6
1.4
Embodied Energy, MJ/kg 42
19
Embodied Water, L/kg 340
47

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 29
86 to 110
Resilience: Unit (Modulus of Resilience), kJ/m3 76
430 to 1290
Stiffness to Weight: Axial, points 7.2
13
Stiffness to Weight: Bending, points 18
24
Strength to Weight: Axial, points 6.8
26 to 29
Strength to Weight: Bending, points 9.0
23 to 25
Thermal Diffusivity, mm2/s 110
14
Thermal Shock Resistance, points 7.8
24 to 26

Alloy Composition

Bismuth (Bi), % 0 to 0.00050
0
Carbon (C), % 0
0.37 to 0.45
Copper (Cu), % 99.88 to 99.97
0
Iron (Fe), % 0
97.7 to 98.2
Manganese (Mn), % 0
1.4 to 1.7
Oxygen (O), % 0 to 0.040
0
Phosphorus (P), % 0
0 to 0.040
Silver (Ag), % 0.030 to 0.050
0
Sulfur (S), % 0
0.080 to 0.13