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S21460 Stainless Steel vs. AISI 314 Stainless Steel

Both S21460 stainless steel and AISI 314 stainless steel are iron alloys. Both are furnished in the annealed condition. They have 77% of their average alloy composition in common. There are 29 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is S21460 stainless steel and the bottom bar is AISI 314 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 250
180
Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 46
45
Fatigue Strength, MPa 390
210
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 77
78
Shear Strength, MPa 580
410
Tensile Strength: Ultimate (UTS), MPa 830
590
Tensile Strength: Yield (Proof), MPa 430
230

Thermal Properties

Latent Heat of Fusion, J/g 290
330
Maximum Temperature: Corrosion, °C 410
440
Maximum Temperature: Mechanical, °C 920
1100
Melting Completion (Liquidus), °C 1380
1380
Melting Onset (Solidus), °C 1330
1340
Specific Heat Capacity, J/kg-K 480
490
Thermal Expansion, µm/m-K 18
15

Otherwise Unclassified Properties

Base Metal Price, % relative 14
25
Density, g/cm3 7.6
7.7
Embodied Carbon, kg CO2/kg material 3.0
4.3
Embodied Energy, MJ/kg 43
62
Embodied Water, L/kg 160
190

Common Calculations

PREN (Pitting Resistance) 25
25
Resilience: Ultimate (Unit Rupture Work), MJ/m3 320
210
Resilience: Unit (Modulus of Resilience), kJ/m3 460
130
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 30
21
Strength to Weight: Bending, points 26
20
Thermal Shock Resistance, points 17
14

Alloy Composition

Carbon (C), % 0 to 0.12
0 to 0.25
Chromium (Cr), % 17 to 19
23 to 26
Iron (Fe), % 57.3 to 63.7
46.7 to 56.5
Manganese (Mn), % 14 to 16
0 to 2.0
Nickel (Ni), % 5.0 to 6.0
19 to 22
Nitrogen (N), % 0.35 to 0.5
0
Phosphorus (P), % 0 to 0.060
0 to 0.045
Silicon (Si), % 0 to 1.0
1.5 to 3.0
Sulfur (S), % 0 to 0.030
0 to 0.030