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S46500 Stainless Steel vs. S82031 Stainless Steel

Both S46500 stainless steel and S82031 stainless steel are iron alloys. They have 89% of their average alloy composition in common. There are 28 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 S46500 stainless steel and the bottom bar is S82031 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 2.3 to 14
39
Fatigue Strength, MPa 550 to 890
490
Poisson's Ratio 0.28
0.28
Rockwell C Hardness 29 to 54
27
Shear Modulus, GPa 75
78
Shear Strength, MPa 730 to 1120
540
Tensile Strength: Ultimate (UTS), MPa 1260 to 1930
780
Tensile Strength: Yield (Proof), MPa 1120 to 1810
570

Thermal Properties

Latent Heat of Fusion, J/g 280
290
Maximum Temperature: Corrosion, °C 680
430
Maximum Temperature: Mechanical, °C 780
980
Melting Completion (Liquidus), °C 1450
1430
Melting Onset (Solidus), °C 1410
1390
Specific Heat Capacity, J/kg-K 470
480
Thermal Expansion, µm/m-K 11
13

Otherwise Unclassified Properties

Base Metal Price, % relative 15
13
Density, g/cm3 7.9
7.7
Embodied Carbon, kg CO2/kg material 3.6
2.8
Embodied Energy, MJ/kg 51
39
Embodied Water, L/kg 120
150

Common Calculations

PREN (Pitting Resistance) 15
27
Resilience: Ultimate (Unit Rupture Work), MJ/m3 43 to 210
280
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 44 to 68
28
Strength to Weight: Bending, points 33 to 44
24
Thermal Shock Resistance, points 44 to 67
22

Alloy Composition

Carbon (C), % 0 to 0.020
0 to 0.050
Chromium (Cr), % 11 to 12.5
19 to 22
Copper (Cu), % 0
0 to 1.0
Iron (Fe), % 72.6 to 76.1
68 to 78.3
Manganese (Mn), % 0 to 0.25
0 to 2.5
Molybdenum (Mo), % 0.75 to 1.3
0.6 to 1.4
Nickel (Ni), % 10.7 to 11.3
2.0 to 4.0
Nitrogen (N), % 0 to 0.010
0.14 to 0.24
Phosphorus (P), % 0 to 0.015
0 to 0.040
Silicon (Si), % 0 to 0.25
0 to 0.8
Sulfur (S), % 0 to 0.010
0 to 0.0050
Titanium (Ti), % 1.5 to 1.8
0