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ACI-ASTM CK35MN Steel vs. CC380H Copper-nickel

ACI-ASTM CK35MN steel belongs to the iron alloys classification, while CC380H copper-nickel belongs to the copper 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 ACI-ASTM CK35MN steel and the bottom bar is CC380H copper-nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 190
80
Elastic (Young's, Tensile) Modulus, GPa 210
120
Elongation at Break, % 40
26
Poisson's Ratio 0.28
0.34
Shear Modulus, GPa 81
47
Tensile Strength: Ultimate (UTS), MPa 650
310
Tensile Strength: Yield (Proof), MPa 310
120

Thermal Properties

Latent Heat of Fusion, J/g 310
220
Maximum Temperature: Mechanical, °C 1100
220
Melting Completion (Liquidus), °C 1460
1130
Melting Onset (Solidus), °C 1410
1080
Specific Heat Capacity, J/kg-K 470
390
Thermal Conductivity, W/m-K 12
46
Thermal Expansion, µm/m-K 16
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.9
11
Electrical Conductivity: Equal Weight (Specific), % IACS 2.1
11

Otherwise Unclassified Properties

Base Metal Price, % relative 31
36
Density, g/cm3 8.0
8.9
Embodied Carbon, kg CO2/kg material 5.9
3.8
Embodied Energy, MJ/kg 81
58
Embodied Water, L/kg 210
300

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 210
65
Resilience: Unit (Modulus of Resilience), kJ/m3 240
59
Stiffness to Weight: Axial, points 14
7.8
Stiffness to Weight: Bending, points 25
19
Strength to Weight: Axial, points 22
9.8
Strength to Weight: Bending, points 21
12
Thermal Diffusivity, mm2/s 3.3
13
Thermal Shock Resistance, points 14
11

Alloy Composition

Aluminum (Al), % 0
0 to 0.010
Carbon (C), % 0 to 0.035
0
Chromium (Cr), % 22 to 24
0
Copper (Cu), % 0 to 0.4
84.5 to 89
Iron (Fe), % 43.4 to 51.8
1.0 to 1.8
Lead (Pb), % 0
0 to 0.030
Manganese (Mn), % 0 to 2.0
1.0 to 1.5
Molybdenum (Mo), % 6.0 to 6.8
0
Nickel (Ni), % 20 to 22
9.0 to 11
Niobium (Nb), % 0
0 to 1.0
Nitrogen (N), % 0.21 to 0.32
0
Phosphorus (P), % 0 to 0.035
0
Silicon (Si), % 0 to 1.0
0 to 0.1
Sulfur (S), % 0 to 0.020
0
Zinc (Zn), % 0
0 to 0.5