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SAE-AISI H13 Steel vs. N08320 Stainless Steel

Both SAE-AISI H13 steel and N08320 stainless steel are iron alloys. They have 51% of their average alloy composition in common. There are 24 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 H13 steel and the bottom bar is N08320 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 74
78
Tensile Strength: Ultimate (UTS), MPa 690 to 1820
580

Thermal Properties

Latent Heat of Fusion, J/g 270
300
Melting Completion (Liquidus), °C 1460
1400
Melting Onset (Solidus), °C 1420
1350
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 29
12
Thermal Expansion, µm/m-K 10
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 8.3
1.7
Electrical Conductivity: Equal Weight (Specific), % IACS 9.7
2.0

Otherwise Unclassified Properties

Base Metal Price, % relative 6.0
28
Density, g/cm3 7.8
8.0
Embodied Carbon, kg CO2/kg material 4.3
4.9
Embodied Energy, MJ/kg 64
69
Embodied Water, L/kg 78
200

Common Calculations

PREN (Pitting Resistance) 9.9
22
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 25 to 65
20
Strength to Weight: Bending, points 22 to 43
20
Thermal Diffusivity, mm2/s 7.8
3.3
Thermal Shock Resistance, points 25 to 65
13

Alloy Composition

Carbon (C), % 0.32 to 0.45
0 to 0.050
Chromium (Cr), % 4.8 to 5.5
21 to 23
Copper (Cu), % 0 to 0.25
0
Iron (Fe), % 88.8 to 92
40.4 to 50
Manganese (Mn), % 0.2 to 0.5
0 to 2.5
Molybdenum (Mo), % 1.1 to 1.8
0
Nickel (Ni), % 0 to 0.3
25 to 27
Phosphorus (P), % 0 to 0.030
0 to 0.040
Silicon (Si), % 0.8 to 1.2
0 to 1.0
Sulfur (S), % 0 to 0.030
0 to 0.030
Vanadium (V), % 0.8 to 1.2
0