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AISI 446 Stainless Steel vs. S13800 Stainless Steel

Both AISI 446 stainless steel and S13800 stainless steel are iron alloys. They have 86% of their average alloy composition in common. There are 34 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is AISI 446 stainless steel and the bottom bar is S13800 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 190
290 to 480
Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 23
11 to 18
Fatigue Strength, MPa 200
410 to 870
Poisson's Ratio 0.27
0.28
Reduction in Area, % 50
39 to 62
Shear Modulus, GPa 79
77
Shear Strength, MPa 360
610 to 1030
Tensile Strength: Ultimate (UTS), MPa 570
980 to 1730
Tensile Strength: Yield (Proof), MPa 300
660 to 1580

Thermal Properties

Latent Heat of Fusion, J/g 290
280
Maximum Temperature: Corrosion, °C 440
390
Maximum Temperature: Mechanical, °C 1180
810
Melting Completion (Liquidus), °C 1510
1450
Melting Onset (Solidus), °C 1430
1410
Specific Heat Capacity, J/kg-K 490
470
Thermal Conductivity, W/m-K 17
16
Thermal Expansion, µm/m-K 11
11

Electrical Properties

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

Otherwise Unclassified Properties

Base Metal Price, % relative 12
15
Density, g/cm3 7.7
7.9
Embodied Carbon, kg CO2/kg material 2.4
3.4
Embodied Energy, MJ/kg 35
46
Embodied Water, L/kg 150
140

Common Calculations

PREN (Pitting Resistance) 27
21
Resilience: Ultimate (Unit Rupture Work), MJ/m3 110
150 to 190
Resilience: Unit (Modulus of Resilience), kJ/m3 230
1090 to 5490
Stiffness to Weight: Axial, points 15
14
Stiffness to Weight: Bending, points 26
25
Strength to Weight: Axial, points 21
35 to 61
Strength to Weight: Bending, points 20
28 to 41
Thermal Diffusivity, mm2/s 4.6
4.3
Thermal Shock Resistance, points 19
33 to 58

Alloy Composition

Aluminum (Al), % 0
0.9 to 1.4
Carbon (C), % 0 to 0.2
0 to 0.050
Chromium (Cr), % 23 to 27
12.3 to 13.2
Iron (Fe), % 69.2 to 77
73.6 to 77.3
Manganese (Mn), % 0 to 1.5
0 to 0.2
Molybdenum (Mo), % 0
2.0 to 3.0
Nickel (Ni), % 0 to 0.75
7.5 to 8.5
Nitrogen (N), % 0 to 0.25
0 to 0.010
Phosphorus (P), % 0 to 0.040
0 to 0.010
Silicon (Si), % 0 to 1.0
0 to 0.1
Sulfur (S), % 0 to 0.030
0 to 0.0080