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SAE-AISI H21 Steel vs. CC382H Copper-nickel

SAE-AISI H21 steel belongs to the iron alloys classification, while CC382H copper-nickel belongs to the copper alloys. There are 21 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 SAE-AISI H21 steel and the bottom bar is CC382H copper-nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
140
Poisson's Ratio 0.29
0.33
Shear Modulus, GPa 76
53
Tensile Strength: Ultimate (UTS), MPa 720 to 1790
490

Thermal Properties

Latent Heat of Fusion, J/g 250
240
Melting Completion (Liquidus), °C 1630
1180
Melting Onset (Solidus), °C 1580
1120
Specific Heat Capacity, J/kg-K 440
410
Thermal Conductivity, W/m-K 27
30
Thermal Expansion, µm/m-K 11
15

Otherwise Unclassified Properties

Base Metal Price, % relative 23
41
Density, g/cm3 8.5
8.9
Embodied Carbon, kg CO2/kg material 4.5
5.2
Embodied Energy, MJ/kg 68
76
Embodied Water, L/kg 72
290

Common Calculations

Stiffness to Weight: Axial, points 13
8.8
Stiffness to Weight: Bending, points 23
20
Strength to Weight: Axial, points 23 to 58
15
Strength to Weight: Bending, points 21 to 38
16
Thermal Diffusivity, mm2/s 7.1
8.2
Thermal Shock Resistance, points 24 to 59
16

Alloy Composition

Aluminum (Al), % 0
0 to 0.010
Bismuth (Bi), % 0
0 to 0.0020
Boron (B), % 0
0 to 0.010
Carbon (C), % 0.28 to 0.36
0 to 0.030
Chromium (Cr), % 3.0 to 3.8
1.5 to 2.0
Copper (Cu), % 0 to 0.25
62.8 to 68.4
Iron (Fe), % 87.6 to 93.8
0.5 to 1.0
Lead (Pb), % 0
0 to 0.0050
Magnesium (Mg), % 0
0 to 0.010
Manganese (Mn), % 0.15 to 0.4
0.5 to 1.0
Nickel (Ni), % 0 to 0.3
29 to 32
Phosphorus (P), % 0 to 0.030
0 to 0.010
Selenium (Se), % 0
0 to 0.0050
Silicon (Si), % 0.15 to 0.5
0.15 to 0.5
Sulfur (S), % 0 to 0.030
0 to 0.010
Tellurium (Te), % 0
0 to 0.0050
Titanium (Ti), % 0
0 to 0.25
Tungsten (W), % 8.5 to 10
0
Vanadium (V), % 0.3 to 0.6
0
Zinc (Zn), % 0
0 to 0.2
Zirconium (Zr), % 0
0 to 0.15