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SAE-AISI H24 Steel vs. Nickel 686

SAE-AISI H24 steel belongs to the iron alloys classification, while nickel 686 belongs to the nickel alloys. There are 21 material properties with values for both materials. Properties with values for just one material (10, in this case) are not shown.

For each property being compared, the top bar is SAE-AISI H24 steel and the bottom bar is nickel 686.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
220
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 78
77
Tensile Strength: Ultimate (UTS), MPa 720 to 1990
780

Thermal Properties

Latent Heat of Fusion, J/g 240
320
Melting Completion (Liquidus), °C 1750
1380
Melting Onset (Solidus), °C 1700
1340
Specific Heat Capacity, J/kg-K 420
420
Thermal Conductivity, W/m-K 27
9.8
Thermal Expansion, µm/m-K 12
12

Otherwise Unclassified Properties

Base Metal Price, % relative 37
70
Density, g/cm3 9.1
9.0
Embodied Carbon, kg CO2/kg material 6.1
12
Embodied Energy, MJ/kg 93
170
Embodied Water, L/kg 78
300

Common Calculations

Stiffness to Weight: Axial, points 12
14
Stiffness to Weight: Bending, points 22
22
Strength to Weight: Axial, points 22 to 61
24
Strength to Weight: Bending, points 20 to 39
21
Thermal Diffusivity, mm2/s 6.9
2.6
Thermal Shock Resistance, points 22 to 61
21

Alloy Composition

Carbon (C), % 0.42 to 0.53
0 to 0.010
Chromium (Cr), % 2.5 to 3.5
19 to 23
Copper (Cu), % 0 to 0.25
0
Iron (Fe), % 78 to 82.4
0 to 5.0
Manganese (Mn), % 0.15 to 0.4
0 to 0.75
Molybdenum (Mo), % 0
15 to 17
Nickel (Ni), % 0 to 0.3
49.5 to 63
Phosphorus (P), % 0 to 0.030
0 to 0.040
Silicon (Si), % 0.15 to 0.4
0 to 0.080
Sulfur (S), % 0 to 0.030
0 to 0.020
Titanium (Ti), % 0
0.020 to 0.25
Tungsten (W), % 14 to 16
3.0 to 4.4
Vanadium (V), % 0.4 to 0.6
0