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SAE-AISI P20 Steel vs. AISI 410Cb Stainless Steel

Both SAE-AISI P20 steel and AISI 410Cb stainless steel are iron alloys. They have 89% 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 P20 steel and the bottom bar is AISI 410Cb stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
190
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 73
76
Tensile Strength: Ultimate (UTS), MPa 540 to 1050
550 to 960

Thermal Properties

Latent Heat of Fusion, J/g 260
270
Melting Completion (Liquidus), °C 1460
1450
Melting Onset (Solidus), °C 1420
1400
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 45
27
Thermal Expansion, µm/m-K 12
10

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.4
2.9
Electrical Conductivity: Equal Weight (Specific), % IACS 8.5
3.3

Otherwise Unclassified Properties

Base Metal Price, % relative 2.8
7.5
Density, g/cm3 7.8
7.7
Embodied Carbon, kg CO2/kg material 1.6
2.0
Embodied Energy, MJ/kg 21
29
Embodied Water, L/kg 52
97

Common Calculations

PREN (Pitting Resistance) 2.6
12
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 19 to 37
20 to 35
Strength to Weight: Bending, points 19 to 29
19 to 28
Thermal Diffusivity, mm2/s 12
7.3
Thermal Shock Resistance, points 18 to 35
20 to 35

Alloy Composition

Carbon (C), % 0.28 to 0.4
0 to 0.18
Chromium (Cr), % 0.4 to 2.0
11 to 13
Copper (Cu), % 0 to 0.25
0
Iron (Fe), % 95.2 to 98.5
84.5 to 89
Manganese (Mn), % 0.35 to 0.71
0 to 1.0
Molybdenum (Mo), % 0.3 to 0.55
0
Niobium (Nb), % 0
0.050 to 0.3
Phosphorus (P), % 0 to 0.030
0 to 0.040
Silicon (Si), % 0.2 to 0.8
0 to 1.0
Sulfur (S), % 0 to 0.030
0 to 0.030

Comparable Variants