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S35000 Stainless Steel vs. AISI 446 Stainless Steel

Both S35000 stainless steel and AISI 446 stainless steel are iron alloys. They have a moderately high 91% of their average alloy composition in common. There are 32 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 S35000 stainless steel and the bottom bar is AISI 446 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 2.3 to 14
23
Fatigue Strength, MPa 380 to 520
200
Poisson's Ratio 0.28
0.27
Shear Modulus, GPa 78
79
Shear Strength, MPa 740 to 950
360
Tensile Strength: Ultimate (UTS), MPa 1300 to 1570
570
Tensile Strength: Yield (Proof), MPa 660 to 1160
300

Thermal Properties

Latent Heat of Fusion, J/g 280
290
Maximum Temperature: Corrosion, °C 410
440
Maximum Temperature: Mechanical, °C 900
1180
Melting Completion (Liquidus), °C 1460
1510
Melting Onset (Solidus), °C 1410
1430
Specific Heat Capacity, J/kg-K 470
490
Thermal Conductivity, W/m-K 16
17
Thermal Expansion, µm/m-K 11
11

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.3
1.9
Electrical Conductivity: Equal Weight (Specific), % IACS 2.6
2.3

Otherwise Unclassified Properties

Base Metal Price, % relative 14
12
Density, g/cm3 7.8
7.7
Embodied Carbon, kg CO2/kg material 3.2
2.4
Embodied Energy, MJ/kg 44
35
Embodied Water, L/kg 130
150

Common Calculations

PREN (Pitting Resistance) 28
27
Resilience: Ultimate (Unit Rupture Work), MJ/m3 28 to 170
110
Resilience: Unit (Modulus of Resilience), kJ/m3 1070 to 3360
230
Stiffness to Weight: Axial, points 14
15
Stiffness to Weight: Bending, points 25
26
Strength to Weight: Axial, points 46 to 56
21
Strength to Weight: Bending, points 34 to 38
20
Thermal Diffusivity, mm2/s 4.4
4.6
Thermal Shock Resistance, points 42 to 51
19

Alloy Composition

Carbon (C), % 0.070 to 0.11
0 to 0.2
Chromium (Cr), % 16 to 17
23 to 27
Iron (Fe), % 72.7 to 76.9
69.2 to 77
Manganese (Mn), % 0.5 to 1.3
0 to 1.5
Molybdenum (Mo), % 2.5 to 3.2
0
Nickel (Ni), % 4.0 to 5.0
0 to 0.75
Nitrogen (N), % 0.070 to 0.13
0 to 0.25
Phosphorus (P), % 0 to 0.040
0 to 0.040
Silicon (Si), % 0 to 0.5
0 to 1.0
Sulfur (S), % 0 to 0.030
0 to 0.030