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C14200 Copper vs. ACI-ASTM CN7MS Steel

C14200 copper belongs to the copper alloys classification, while ACI-ASTM CN7MS steel belongs to the iron alloys. There are 27 material properties with values for both materials. Properties with values for just one material (9, in this case) are not shown.

For each property being compared, the top bar is C14200 copper and the bottom bar is ACI-ASTM CN7MS steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
200
Elongation at Break, % 8.0 to 45
39
Fatigue Strength, MPa 76 to 130
200
Poisson's Ratio 0.34
0.28
Shear Modulus, GPa 43
77
Tensile Strength: Ultimate (UTS), MPa 220 to 370
540
Tensile Strength: Yield (Proof), MPa 75 to 340
230

Thermal Properties

Latent Heat of Fusion, J/g 210
340
Maximum Temperature: Mechanical, °C 200
1040
Melting Completion (Liquidus), °C 1080
1400
Melting Onset (Solidus), °C 1030
1350
Specific Heat Capacity, J/kg-K 390
480
Thermal Conductivity, W/m-K 190
12
Thermal Expansion, µm/m-K 17
16

Otherwise Unclassified Properties

Base Metal Price, % relative 31
28
Density, g/cm3 8.9
7.9
Embodied Carbon, kg CO2/kg material 2.6
5.1
Embodied Energy, MJ/kg 41
71
Embodied Water, L/kg 310
180

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 29 to 83
170
Resilience: Unit (Modulus of Resilience), kJ/m3 24 to 500
140
Stiffness to Weight: Axial, points 7.2
14
Stiffness to Weight: Bending, points 18
25
Strength to Weight: Axial, points 6.8 to 11
19
Strength to Weight: Bending, points 9.1 to 13
19
Thermal Diffusivity, mm2/s 56
3.2
Thermal Shock Resistance, points 7.9 to 13
13

Alloy Composition

Arsenic (As), % 0.15 to 0.5
0
Carbon (C), % 0
0 to 0.070
Chromium (Cr), % 0
18 to 20
Copper (Cu), % 99.4 to 99.835
1.5 to 2.0
Iron (Fe), % 0
45.4 to 53.5
Manganese (Mn), % 0
0 to 1.0
Molybdenum (Mo), % 0
2.5 to 3.0
Nickel (Ni), % 0
22 to 25
Phosphorus (P), % 0.015 to 0.040
0 to 0.040
Silicon (Si), % 0
2.5 to 3.5
Sulfur (S), % 0
0 to 0.030