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S21460 Stainless Steel vs. AISI 405 Stainless Steel

Both S21460 stainless steel and AISI 405 stainless steel are iron alloys. Both are furnished in the annealed condition. They have 75% of their average alloy composition in common. There are 29 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is S21460 stainless steel and the bottom bar is AISI 405 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 250
170
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 46
22
Fatigue Strength, MPa 390
130
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 77
76
Shear Strength, MPa 580
300
Tensile Strength: Ultimate (UTS), MPa 830
470
Tensile Strength: Yield (Proof), MPa 430
200

Thermal Properties

Latent Heat of Fusion, J/g 290
280
Maximum Temperature: Corrosion, °C 410
390
Maximum Temperature: Mechanical, °C 920
820
Melting Completion (Liquidus), °C 1380
1530
Melting Onset (Solidus), °C 1330
1480
Specific Heat Capacity, J/kg-K 480
480
Thermal Expansion, µm/m-K 18
11

Otherwise Unclassified Properties

Base Metal Price, % relative 14
7.0
Density, g/cm3 7.6
7.7
Embodied Carbon, kg CO2/kg material 3.0
2.0
Embodied Energy, MJ/kg 43
28
Embodied Water, L/kg 160
100

Common Calculations

PREN (Pitting Resistance) 25
13
Resilience: Ultimate (Unit Rupture Work), MJ/m3 320
84
Resilience: Unit (Modulus of Resilience), kJ/m3 460
100
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 30
17
Strength to Weight: Bending, points 26
17
Thermal Shock Resistance, points 17
16

Alloy Composition

Aluminum (Al), % 0
0.1 to 0.3
Carbon (C), % 0 to 0.12
0 to 0.080
Chromium (Cr), % 17 to 19
11.5 to 14.5
Iron (Fe), % 57.3 to 63.7
82.5 to 88.4
Manganese (Mn), % 14 to 16
0 to 1.0
Nickel (Ni), % 5.0 to 6.0
0 to 0.6
Nitrogen (N), % 0.35 to 0.5
0
Phosphorus (P), % 0 to 0.060
0 to 0.040
Silicon (Si), % 0 to 1.0
0 to 1.0
Sulfur (S), % 0 to 0.030
0 to 0.030