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AISI 310S Stainless Steel vs. S21600 Stainless Steel

Both AISI 310S stainless steel and S21600 stainless steel are iron alloys. They have 80% 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 AISI 310S stainless steel and the bottom bar is S21600 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 170 to 210
200
Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 34 to 44
46
Fatigue Strength, MPa 250 to 280
360
Poisson's Ratio 0.27
0.28
Shear Modulus, GPa 79
79
Shear Strength, MPa 420 to 470
500
Tensile Strength: Ultimate (UTS), MPa 600 to 710
710
Tensile Strength: Yield (Proof), MPa 270 to 350
390

Thermal Properties

Latent Heat of Fusion, J/g 310
290
Maximum Temperature: Corrosion, °C 450
420
Maximum Temperature: Mechanical, °C 1100
990
Melting Completion (Liquidus), °C 1450
1420
Melting Onset (Solidus), °C 1400
1380
Specific Heat Capacity, J/kg-K 480
480
Thermal Expansion, µm/m-K 16
17

Otherwise Unclassified Properties

Base Metal Price, % relative 25
17
Density, g/cm3 7.9
7.7
Embodied Carbon, kg CO2/kg material 4.3
3.6
Embodied Energy, MJ/kg 61
50
Embodied Water, L/kg 190
160

Common Calculations

PREN (Pitting Resistance) 25
34
Resilience: Ultimate (Unit Rupture Work), MJ/m3 200 to 220
270
Resilience: Unit (Modulus of Resilience), kJ/m3 190 to 310
370
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 21 to 25
25
Strength to Weight: Bending, points 20 to 22
23
Thermal Shock Resistance, points 14 to 16
15

Alloy Composition

Carbon (C), % 0 to 0.080
0 to 0.080
Chromium (Cr), % 24 to 26
17.5 to 22
Iron (Fe), % 48.3 to 57
57.6 to 67.8
Manganese (Mn), % 0 to 2.0
7.5 to 9.0
Molybdenum (Mo), % 0
2.0 to 3.0
Nickel (Ni), % 19 to 22
5.0 to 7.0
Nitrogen (N), % 0
0.25 to 0.5
Phosphorus (P), % 0 to 0.045
0 to 0.045
Silicon (Si), % 0 to 1.5
0 to 0.75
Sulfur (S), % 0 to 0.030
0 to 0.030