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C19400 Copper vs. SAE-AISI 4150 Steel

C19400 copper belongs to the copper alloys classification, while SAE-AISI 4150 steel belongs to the iron alloys. There are 29 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 C19400 copper and the bottom bar is SAE-AISI 4150 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
190
Elongation at Break, % 2.3 to 37
12 to 20
Poisson's Ratio 0.34
0.29
Shear Modulus, GPa 44
73
Shear Strength, MPa 210 to 300
410 to 800
Tensile Strength: Ultimate (UTS), MPa 310 to 630
660 to 1310
Tensile Strength: Yield (Proof), MPa 98 to 520
380 to 1220

Thermal Properties

Latent Heat of Fusion, J/g 210
250
Maximum Temperature: Mechanical, °C 200
420
Melting Completion (Liquidus), °C 1090
1460
Melting Onset (Solidus), °C 1080
1420
Specific Heat Capacity, J/kg-K 390
470
Thermal Conductivity, W/m-K 260
42
Thermal Expansion, µm/m-K 17
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 58 to 68
7.3
Electrical Conductivity: Equal Weight (Specific), % IACS 58 to 69
8.4

Otherwise Unclassified Properties

Base Metal Price, % relative 30
2.4
Density, g/cm3 8.9
7.8
Embodied Carbon, kg CO2/kg material 2.6
1.5
Embodied Energy, MJ/kg 40
20
Embodied Water, L/kg 300
51

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 5.5 to 220
82 to 180
Resilience: Unit (Modulus of Resilience), kJ/m3 41 to 1140
380 to 3930
Stiffness to Weight: Axial, points 7.3
13
Stiffness to Weight: Bending, points 18
24
Strength to Weight: Axial, points 9.7 to 20
24 to 47
Strength to Weight: Bending, points 11 to 18
22 to 34
Thermal Diffusivity, mm2/s 75
11
Thermal Shock Resistance, points 11 to 22
19 to 39

Alloy Composition

Carbon (C), % 0
0.48 to 0.53
Chromium (Cr), % 0
0.8 to 1.1
Copper (Cu), % 96.8 to 97.8
0
Iron (Fe), % 2.1 to 2.6
96.7 to 97.7
Lead (Pb), % 0 to 0.030
0
Manganese (Mn), % 0
0.75 to 1.0
Molybdenum (Mo), % 0
0.15 to 0.25
Phosphorus (P), % 0.015 to 0.15
0 to 0.035
Silicon (Si), % 0
0.15 to 0.35
Sulfur (S), % 0
0 to 0.040
Zinc (Zn), % 0.050 to 0.2
0
Residuals, % 0 to 0.2
0