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AISI 310 Stainless Steel vs. SAE-AISI 4620 Steel

Both AISI 310 stainless steel and SAE-AISI 4620 steel are iron alloys. They have 55% of their average alloy composition in common. There are 31 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is AISI 310 stainless steel and the bottom bar is SAE-AISI 4620 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 180 to 220
150 to 210
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 34 to 45
16 to 27
Fatigue Strength, MPa 240 to 280
260 to 360
Poisson's Ratio 0.27
0.29
Shear Modulus, GPa 78
73
Shear Strength, MPa 420 to 470
320 to 420
Tensile Strength: Ultimate (UTS), MPa 600 to 710
490 to 680
Tensile Strength: Yield (Proof), MPa 260 to 350
350 to 550

Thermal Properties

Latent Heat of Fusion, J/g 310
250
Maximum Temperature: Mechanical, °C 1040
410
Melting Completion (Liquidus), °C 1450
1460
Melting Onset (Solidus), °C 1400
1420
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 15
47
Thermal Expansion, µm/m-K 15
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.2
7.3
Electrical Conductivity: Equal Weight (Specific), % IACS 2.5
8.4

Otherwise Unclassified Properties

Base Metal Price, % relative 25
3.2
Density, g/cm3 7.8
7.9
Embodied Carbon, kg CO2/kg material 4.3
1.6
Embodied Energy, MJ/kg 61
22
Embodied Water, L/kg 190
50

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 200 to 220
100 to 120
Resilience: Unit (Modulus of Resilience), kJ/m3 170 to 310
330 to 800
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 21 to 25
17 to 24
Strength to Weight: Bending, points 20 to 22
18 to 22
Thermal Diffusivity, mm2/s 3.9
13
Thermal Shock Resistance, points 14 to 17
15 to 20

Alloy Composition

Carbon (C), % 0 to 0.25
0.17 to 0.22
Chromium (Cr), % 24 to 26
0
Iron (Fe), % 48.2 to 57
96.4 to 97.4
Manganese (Mn), % 0 to 2.0
0.45 to 0.65
Molybdenum (Mo), % 0
0.2 to 0.3
Nickel (Ni), % 19 to 22
1.7 to 2.0
Phosphorus (P), % 0 to 0.045
0 to 0.035
Silicon (Si), % 0 to 1.5
0.15 to 0.35
Sulfur (S), % 0 to 0.030
0 to 0.040

Comparable Variants