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S31254 Stainless Steel vs. AISI 310 Stainless Steel

Both S31254 stainless steel and AISI 310 stainless steel are iron alloys. They have a moderately high 92% of their average alloy composition in common. There are 34 material properties with values for both materials. Properties with values for just one material (1, in this case) are not shown.

For each property being compared, the top bar is S31254 stainless steel and the bottom bar is AISI 310 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 190
180 to 220
Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 40
34 to 45
Fatigue Strength, MPa 290
240 to 280
Poisson's Ratio 0.28
0.27
Rockwell B Hardness 84
82
Shear Modulus, GPa 80
78
Shear Strength, MPa 490
420 to 470
Tensile Strength: Ultimate (UTS), MPa 720
600 to 710
Tensile Strength: Yield (Proof), MPa 330
260 to 350

Thermal Properties

Latent Heat of Fusion, J/g 300
310
Maximum Temperature: Corrosion, °C 420
440
Maximum Temperature: Mechanical, °C 1090
1040
Melting Completion (Liquidus), °C 1460
1450
Melting Onset (Solidus), °C 1420
1400
Specific Heat Capacity, J/kg-K 460
480
Thermal Conductivity, W/m-K 14
15
Thermal Expansion, µm/m-K 17
15

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.0
2.2
Electrical Conductivity: Equal Weight (Specific), % IACS 2.3
2.5

Otherwise Unclassified Properties

Base Metal Price, % relative 28
25
Density, g/cm3 8.0
7.8
Embodied Carbon, kg CO2/kg material 5.5
4.3
Embodied Energy, MJ/kg 74
61
Embodied Water, L/kg 190
190

Common Calculations

PREN (Pitting Resistance) 44
25
Resilience: Ultimate (Unit Rupture Work), MJ/m3 240
200 to 220
Resilience: Unit (Modulus of Resilience), kJ/m3 270
170 to 310
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 25
21 to 25
Strength to Weight: Bending, points 22
20 to 22
Thermal Diffusivity, mm2/s 3.8
3.9
Thermal Shock Resistance, points 15
14 to 17

Alloy Composition

Carbon (C), % 0 to 0.020
0 to 0.25
Chromium (Cr), % 19.5 to 20.5
24 to 26
Copper (Cu), % 0.5 to 1.0
0
Iron (Fe), % 51.4 to 56.3
48.2 to 57
Manganese (Mn), % 0 to 1.0
0 to 2.0
Molybdenum (Mo), % 6.0 to 6.5
0
Nickel (Ni), % 17.5 to 18.5
19 to 22
Nitrogen (N), % 0.18 to 0.22
0
Phosphorus (P), % 0 to 0.030
0 to 0.045
Silicon (Si), % 0 to 0.8
0 to 1.5
Sulfur (S), % 0 to 0.010
0 to 0.030