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SAE-AISI H14 Steel vs. N08020 Stainless Steel

Both SAE-AISI H14 steel and N08020 stainless steel are iron alloys. They have 43% of their average alloy composition in common. There are 24 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.

For each property being compared, the top bar is SAE-AISI H14 steel and the bottom bar is N08020 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
200
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 75
77
Tensile Strength: Ultimate (UTS), MPa 710 to 2030
610 to 620

Thermal Properties

Latent Heat of Fusion, J/g 270
300
Melting Completion (Liquidus), °C 1530
1410
Melting Onset (Solidus), °C 1490
1360
Specific Heat Capacity, J/kg-K 460
460
Thermal Conductivity, W/m-K 35
12
Thermal Expansion, µm/m-K 11
15

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 9.3
1.6
Electrical Conductivity: Equal Weight (Specific), % IACS 10
1.8

Otherwise Unclassified Properties

Base Metal Price, % relative 15
38
Density, g/cm3 8.1
8.2
Embodied Carbon, kg CO2/kg material 2.7
6.6
Embodied Energy, MJ/kg 39
92
Embodied Water, L/kg 73
220

Common Calculations

PREN (Pitting Resistance) 13
28
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 24 to 69
21
Strength to Weight: Bending, points 22 to 44
20
Thermal Diffusivity, mm2/s 9.3
3.2
Thermal Shock Resistance, points 24 to 68
15

Alloy Composition

Carbon (C), % 0.35 to 0.45
0 to 0.070
Chromium (Cr), % 4.8 to 5.5
19 to 21
Copper (Cu), % 0 to 0.25
3.0 to 4.0
Iron (Fe), % 86.5 to 89.9
29.9 to 44
Manganese (Mn), % 0.2 to 0.5
0 to 2.0
Molybdenum (Mo), % 0
2.0 to 3.0
Nickel (Ni), % 0 to 0.3
32 to 38
Niobium (Nb), % 0
0 to 1.0
Phosphorus (P), % 0 to 0.030
0 to 0.045
Silicon (Si), % 0.8 to 1.2
0 to 1.0
Sulfur (S), % 0 to 0.030
0 to 0.035
Tungsten (W), % 4.0 to 5.3
0

Comparable Variants