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AISI 310 Stainless Steel vs. SAE-AISI 50B44 Steel

Both AISI 310 stainless steel and SAE-AISI 50B44 steel are iron alloys. They have 54% 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 50B44 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 180 to 220
170
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 34 to 45
22
Fatigue Strength, MPa 240 to 280
250
Poisson's Ratio 0.27
0.29
Shear Modulus, GPa 78
73
Shear Strength, MPa 420 to 470
360
Tensile Strength: Ultimate (UTS), MPa 600 to 710
570
Tensile Strength: Yield (Proof), MPa 260 to 350
360

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
46
Thermal Expansion, µm/m-K 15
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.2
7.2
Electrical Conductivity: Equal Weight (Specific), % IACS 2.5
8.2

Otherwise Unclassified Properties

Base Metal Price, % relative 25
2.0
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 4.3
1.4
Embodied Energy, MJ/kg 61
19
Embodied Water, L/kg 190
48

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 200 to 220
110
Resilience: Unit (Modulus of Resilience), kJ/m3 170 to 310
350
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 21 to 25
20
Strength to Weight: Bending, points 20 to 22
20
Thermal Diffusivity, mm2/s 3.9
12
Thermal Shock Resistance, points 14 to 17
17

Alloy Composition

Boron (B), % 0
0.00050 to 0.0030
Carbon (C), % 0 to 0.25
0.43 to 0.48
Chromium (Cr), % 24 to 26
0.2 to 0.6
Iron (Fe), % 48.2 to 57
97.5 to 98.5
Manganese (Mn), % 0 to 2.0
0.75 to 1.0
Nickel (Ni), % 19 to 22
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