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AISI 420F Stainless Steel vs. CC380H Copper-nickel

AISI 420F stainless 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 (4, in this case) are not shown.

For each property being compared, the top bar is AISI 420F stainless steel and the bottom bar is CC380H copper-nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 230
80
Elastic (Young's, Tensile) Modulus, GPa 190
120
Elongation at Break, % 18
26
Poisson's Ratio 0.28
0.34
Shear Modulus, GPa 76
47
Tensile Strength: Ultimate (UTS), MPa 740
310
Tensile Strength: Yield (Proof), MPa 430
120

Thermal Properties

Latent Heat of Fusion, J/g 270
220
Maximum Temperature: Mechanical, °C 760
220
Melting Completion (Liquidus), °C 1440
1130
Melting Onset (Solidus), °C 1390
1080
Specific Heat Capacity, J/kg-K 480
390
Thermal Conductivity, W/m-K 25
46
Thermal Expansion, µm/m-K 10
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 3.1
11
Electrical Conductivity: Equal Weight (Specific), % IACS 3.7
11

Otherwise Unclassified Properties

Base Metal Price, % relative 7.0
36
Density, g/cm3 7.7
8.9
Embodied Carbon, kg CO2/kg material 2.0
3.8
Embodied Energy, MJ/kg 28
58
Embodied Water, L/kg 100
300

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 120
65
Resilience: Unit (Modulus of Resilience), kJ/m3 480
59
Stiffness to Weight: Axial, points 14
7.8
Stiffness to Weight: Bending, points 25
19
Strength to Weight: Axial, points 27
9.8
Strength to Weight: Bending, points 23
12
Thermal Diffusivity, mm2/s 6.8
13
Thermal Shock Resistance, points 27
11

Alloy Composition

Aluminum (Al), % 0
0 to 0.010
Carbon (C), % 0.3 to 0.4
0
Chromium (Cr), % 12 to 14
0
Copper (Cu), % 0
84.5 to 89
Iron (Fe), % 82.4 to 87.6
1.0 to 1.8
Lead (Pb), % 0
0 to 0.030
Manganese (Mn), % 0 to 1.3
1.0 to 1.5
Molybdenum (Mo), % 0 to 0.5
0
Nickel (Ni), % 0
9.0 to 11
Niobium (Nb), % 0
0 to 1.0
Phosphorus (P), % 0 to 0.060
0
Silicon (Si), % 0 to 1.0
0 to 0.1
Sulfur (S), % 0.15 to 0.35
0
Zinc (Zn), % 0
0 to 0.5