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S31727 Stainless Steel vs. AISI 310S Stainless Steel

Both S31727 stainless steel and AISI 310S stainless steel are iron alloys. They have 87% of their average alloy composition in common. There are 29 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is S31727 stainless steel and the bottom bar is AISI 310S stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 190
170 to 210
Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 40
34 to 44
Fatigue Strength, MPa 240
250 to 280
Poisson's Ratio 0.28
0.27
Shear Modulus, GPa 78
79
Shear Strength, MPa 430
420 to 470
Tensile Strength: Ultimate (UTS), MPa 630
600 to 710
Tensile Strength: Yield (Proof), MPa 270
270 to 350

Thermal Properties

Latent Heat of Fusion, J/g 290
310
Maximum Temperature: Corrosion, °C 420
450
Maximum Temperature: Mechanical, °C 1010
1100
Melting Completion (Liquidus), °C 1440
1450
Melting Onset (Solidus), °C 1390
1400
Specific Heat Capacity, J/kg-K 470
480
Thermal Expansion, µm/m-K 16
16

Otherwise Unclassified Properties

Base Metal Price, % relative 24
25
Density, g/cm3 8.0
7.9
Embodied Carbon, kg CO2/kg material 4.7
4.3
Embodied Energy, MJ/kg 64
61
Embodied Water, L/kg 180
190

Common Calculations

PREN (Pitting Resistance) 35
25
Resilience: Ultimate (Unit Rupture Work), MJ/m3 200
200 to 220
Resilience: Unit (Modulus of Resilience), kJ/m3 190
190 to 310
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 22
21 to 25
Strength to Weight: Bending, points 20
20 to 22
Thermal Shock Resistance, points 14
14 to 16

Alloy Composition

Carbon (C), % 0 to 0.030
0 to 0.080
Chromium (Cr), % 17.5 to 19
24 to 26
Copper (Cu), % 2.8 to 4.0
0
Iron (Fe), % 53.7 to 61.3
48.3 to 57
Manganese (Mn), % 0 to 1.0
0 to 2.0
Molybdenum (Mo), % 3.8 to 4.5
0
Nickel (Ni), % 14.5 to 16.5
19 to 22
Nitrogen (N), % 0.15 to 0.21
0
Phosphorus (P), % 0 to 0.030
0 to 0.045
Silicon (Si), % 0 to 1.0
0 to 1.5
Sulfur (S), % 0 to 0.030
0 to 0.030