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Annealed SAE-AISI M52 vs. Annealed N08020 Stainless Steel

Both annealed SAE-AISI M52 and annealed N08020 stainless steel are iron alloys. Both are furnished in the annealed condition. They have 44% of their average alloy composition in common. There are 25 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 annealed SAE-AISI M52 and the bottom bar is annealed N08020 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 210
190
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
610

Thermal Properties

Latent Heat of Fusion, J/g 260
300
Melting Completion (Liquidus), °C 1510
1410
Melting Onset (Solidus), °C 1470
1360
Specific Heat Capacity, J/kg-K 460
460
Thermal Conductivity, W/m-K 31
12
Thermal Expansion, µm/m-K 13
15

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 8.9
1.6
Electrical Conductivity: Equal Weight (Specific), % IACS 10
1.8

Otherwise Unclassified Properties

Base Metal Price, % relative 12
38
Density, g/cm3 7.9
8.2
Embodied Carbon, kg CO2/kg material 7.5
6.6
Embodied Energy, MJ/kg 110
92
Embodied Water, L/kg 89
220

Common Calculations

PREN (Pitting Resistance) 20
28
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 25
21
Strength to Weight: Bending, points 22
20
Thermal Diffusivity, mm2/s 8.4
3.2
Thermal Shock Resistance, points 21
15

Alloy Composition

Carbon (C), % 0.85 to 1.0
0 to 0.070
Chromium (Cr), % 3.5 to 4.3
19 to 21
Copper (Cu), % 0 to 0.25
3.0 to 4.0
Iron (Fe), % 84.4 to 88.9
29.9 to 44
Manganese (Mn), % 0.15 to 0.45
0 to 2.0
Molybdenum (Mo), % 4.0 to 4.9
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), % 0.2 to 0.6
0 to 1.0
Sulfur (S), % 0 to 0.030
0 to 0.035
Tungsten (W), % 0.75 to 1.5
0
Vanadium (V), % 1.7 to 2.3
0