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S41041 Stainless Steel vs. SAE-AISI 8622 Steel

Both S41041 stainless steel and SAE-AISI 8622 steel are iron alloys. They have 88% of their average alloy composition in common. There are 31 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is S41041 stainless steel and the bottom bar is SAE-AISI 8622 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 240
150
Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 17
26
Fatigue Strength, MPa 350
240
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 76
73
Shear Strength, MPa 560
320
Tensile Strength: Ultimate (UTS), MPa 910
500
Tensile Strength: Yield (Proof), MPa 580
330

Thermal Properties

Latent Heat of Fusion, J/g 270
250
Maximum Temperature: Mechanical, °C 740
410
Melting Completion (Liquidus), °C 1450
1460
Melting Onset (Solidus), °C 1410
1420
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 29
38
Thermal Expansion, µm/m-K 10
11

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.9
7.3
Electrical Conductivity: Equal Weight (Specific), % IACS 3.3
8.3

Otherwise Unclassified Properties

Base Metal Price, % relative 8.5
2.6
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 2.2
1.5
Embodied Energy, MJ/kg 31
20
Embodied Water, L/kg 100
50

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 140
110
Resilience: Unit (Modulus of Resilience), kJ/m3 860
280
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 32
18
Strength to Weight: Bending, points 27
18
Thermal Diffusivity, mm2/s 7.8
10
Thermal Shock Resistance, points 33
17

Alloy Composition

Aluminum (Al), % 0 to 0.050
0
Carbon (C), % 0.13 to 0.18
0.2 to 0.25
Chromium (Cr), % 11.5 to 13
0.4 to 0.6
Iron (Fe), % 84.5 to 87.8
96.9 to 98
Manganese (Mn), % 0.4 to 0.6
0.7 to 0.9
Molybdenum (Mo), % 0 to 0.2
0.15 to 0.25
Nickel (Ni), % 0 to 0.5
0.4 to 0.7
Niobium (Nb), % 0.15 to 0.45
0
Phosphorus (P), % 0 to 0.030
0 to 0.035
Silicon (Si), % 0 to 0.5
0.15 to 0.35
Sulfur (S), % 0 to 0.030
0 to 0.040