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S21460 Stainless Steel vs. S82012 Stainless Steel

Both S21460 stainless steel and S82012 stainless steel are iron alloys. Both are furnished in the annealed condition. They have 83% of their average alloy composition in common. There are 28 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 S21460 stainless steel and the bottom bar is S82012 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 46
40
Fatigue Strength, MPa 390
480
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 77
78
Shear Strength, MPa 580
550
Tensile Strength: Ultimate (UTS), MPa 830
800
Tensile Strength: Yield (Proof), MPa 430
560

Thermal Properties

Latent Heat of Fusion, J/g 290
280
Maximum Temperature: Corrosion, °C 410
420
Maximum Temperature: Mechanical, °C 920
950
Melting Completion (Liquidus), °C 1380
1430
Melting Onset (Solidus), °C 1330
1380
Specific Heat Capacity, J/kg-K 480
480
Thermal Expansion, µm/m-K 18
13

Otherwise Unclassified Properties

Base Metal Price, % relative 14
11
Density, g/cm3 7.6
7.7
Embodied Carbon, kg CO2/kg material 3.0
2.4
Embodied Energy, MJ/kg 43
35
Embodied Water, L/kg 160
140

Common Calculations

PREN (Pitting Resistance) 25
24
Resilience: Ultimate (Unit Rupture Work), MJ/m3 320
290
Resilience: Unit (Modulus of Resilience), kJ/m3 460
790
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 30
29
Strength to Weight: Bending, points 26
25
Thermal Shock Resistance, points 17
23

Alloy Composition

Carbon (C), % 0 to 0.12
0 to 0.050
Chromium (Cr), % 17 to 19
19 to 20.5
Copper (Cu), % 0
0 to 1.0
Iron (Fe), % 57.3 to 63.7
71.3 to 77.9
Manganese (Mn), % 14 to 16
2.0 to 4.0
Molybdenum (Mo), % 0
0.1 to 0.6
Nickel (Ni), % 5.0 to 6.0
0.8 to 1.5
Nitrogen (N), % 0.35 to 0.5
0.16 to 0.26
Phosphorus (P), % 0 to 0.060
0 to 0.040
Silicon (Si), % 0 to 1.0
0 to 0.8
Sulfur (S), % 0 to 0.030
0 to 0.0050