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AISI 410S Stainless Steel vs. SAE-AISI 4620 Steel

Both AISI 410S stainless steel and SAE-AISI 4620 steel are iron alloys. They have 87% 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 AISI 410S stainless steel and the bottom bar is SAE-AISI 4620 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 160
150 to 210
Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 25
16 to 27
Fatigue Strength, MPa 180
260 to 360
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 76
73
Shear Strength, MPa 310
320 to 420
Tensile Strength: Ultimate (UTS), MPa 480
490 to 680
Tensile Strength: Yield (Proof), MPa 250
350 to 550

Thermal Properties

Latent Heat of Fusion, J/g 270
250
Maximum Temperature: Mechanical, °C 740
410
Melting Completion (Liquidus), °C 1440
1460
Melting Onset (Solidus), °C 1400
1420
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 30
47
Thermal Expansion, µm/m-K 11
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.9
7.3
Electrical Conductivity: Equal Weight (Specific), % IACS 3.3
8.4

Otherwise Unclassified Properties

Base Metal Price, % relative 7.0
3.2
Density, g/cm3 7.7
7.9
Embodied Carbon, kg CO2/kg material 1.9
1.6
Embodied Energy, MJ/kg 27
22
Embodied Water, L/kg 100
50

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 100
100 to 120
Resilience: Unit (Modulus of Resilience), kJ/m3 170
330 to 800
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 17
17 to 24
Strength to Weight: Bending, points 18
18 to 22
Thermal Diffusivity, mm2/s 8.1
13
Thermal Shock Resistance, points 17
15 to 20

Alloy Composition

Carbon (C), % 0 to 0.080
0.17 to 0.22
Chromium (Cr), % 11.5 to 13.5
0
Iron (Fe), % 83.8 to 88.5
96.4 to 97.4
Manganese (Mn), % 0 to 1.0
0.45 to 0.65
Molybdenum (Mo), % 0
0.2 to 0.3
Nickel (Ni), % 0 to 0.6
1.7 to 2.0
Phosphorus (P), % 0 to 0.040
0 to 0.035
Silicon (Si), % 0 to 1.0
0.15 to 0.35
Sulfur (S), % 0 to 0.030
0 to 0.040