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C14200 Copper vs. SAE-AISI M34 Steel

C14200 copper belongs to the copper alloys classification, while SAE-AISI M34 steel belongs to the iron alloys. There are 21 material properties with values for both materials. Properties with values for just one material (13, in this case) are not shown.

For each property being compared, the top bar is C14200 copper and the bottom bar is SAE-AISI M34 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
200
Poisson's Ratio 0.34
0.29
Shear Modulus, GPa 43
77
Tensile Strength: Ultimate (UTS), MPa 220 to 370
800 to 2170

Thermal Properties

Latent Heat of Fusion, J/g 210
270
Melting Completion (Liquidus), °C 1080
1540
Melting Onset (Solidus), °C 1030
1500
Specific Heat Capacity, J/kg-K 390
450
Thermal Conductivity, W/m-K 190
24
Thermal Expansion, µm/m-K 17
12

Otherwise Unclassified Properties

Base Metal Price, % relative 31
32
Density, g/cm3 8.9
8.2
Embodied Carbon, kg CO2/kg material 2.6
9.5
Embodied Energy, MJ/kg 41
140
Embodied Water, L/kg 310
150

Common Calculations

Stiffness to Weight: Axial, points 7.2
14
Stiffness to Weight: Bending, points 18
24
Strength to Weight: Axial, points 6.8 to 11
27 to 74
Strength to Weight: Bending, points 9.1 to 13
23 to 46
Thermal Diffusivity, mm2/s 56
6.7
Thermal Shock Resistance, points 7.9 to 13
25 to 67

Alloy Composition

Arsenic (As), % 0.15 to 0.5
0
Carbon (C), % 0
0.85 to 0.92
Chromium (Cr), % 0
3.5 to 4.0
Cobalt (Co), % 0
7.8 to 8.8
Copper (Cu), % 99.4 to 99.835
0 to 0.25
Iron (Fe), % 0
71.3 to 76.5
Manganese (Mn), % 0
0.15 to 0.4
Molybdenum (Mo), % 0
7.8 to 9.2
Nickel (Ni), % 0
0 to 0.3
Phosphorus (P), % 0.015 to 0.040
0 to 0.030
Silicon (Si), % 0
0.2 to 0.45
Sulfur (S), % 0
0 to 0.030
Tungsten (W), % 0
1.4 to 2.1
Vanadium (V), % 0
1.9 to 2.3