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S44660 Stainless Steel vs. AISI 310 Stainless Steel

Both S44660 stainless steel and AISI 310 stainless steel are iron alloys. They have 81% of their average alloy composition in common.

For each property being compared, the top bar is S44660 stainless steel and the bottom bar is AISI 310 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 210
180 to 220
Elastic (Young's, Tensile) Modulus, GPa 210
200
Elongation at Break, % 20
34 to 45
Fatigue Strength, MPa 330
240 to 280
Poisson's Ratio 0.27
0.27
Rockwell B Hardness 88
82
Shear Modulus, GPa 81
78
Shear Strength, MPa 410
420 to 470
Tensile Strength: Ultimate (UTS), MPa 660
600 to 710
Tensile Strength: Yield (Proof), MPa 510
260 to 350

Thermal Properties

Latent Heat of Fusion, J/g 300
310
Maximum Temperature: Corrosion, °C 640
440
Maximum Temperature: Mechanical, °C 1100
1040
Melting Completion (Liquidus), °C 1460
1450
Melting Onset (Solidus), °C 1410
1400
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 17
15
Thermal Expansion, µm/m-K 11
15

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.5
2.2
Electrical Conductivity: Equal Weight (Specific), % IACS 2.9
2.5

Otherwise Unclassified Properties

Base Metal Price, % relative 21
25
Density, g/cm3 7.7
7.8
Embodied Carbon, kg CO2/kg material 4.3
4.3
Embodied Energy, MJ/kg 61
61
Embodied Water, L/kg 180
190

Common Calculations

PREN (Pitting Resistance) 38
25
Resilience: Ultimate (Unit Rupture Work), MJ/m3 120
200 to 220
Resilience: Unit (Modulus of Resilience), kJ/m3 640
170 to 310
Stiffness to Weight: Axial, points 15
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 24
21 to 25
Strength to Weight: Bending, points 22
20 to 22
Thermal Diffusivity, mm2/s 4.5
3.9
Thermal Shock Resistance, points 21
14 to 17

Alloy Composition

Carbon (C), % 0 to 0.030
0 to 0.25
Chromium (Cr), % 25 to 28
24 to 26
Iron (Fe), % 60.4 to 71
48.2 to 57
Manganese (Mn), % 0 to 1.0
0 to 2.0
Molybdenum (Mo), % 3.0 to 4.0
0
Nickel (Ni), % 1.0 to 3.5
19 to 22
Niobium (Nb), % 0.2 to 1.0
0
Nitrogen (N), % 0 to 0.040
0
Phosphorus (P), % 0 to 0.040
0 to 0.045
Silicon (Si), % 0 to 1.0
0 to 1.5
Sulfur (S), % 0 to 0.030
0 to 0.030
Titanium (Ti), % 0.2 to 1.0
0