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AISI 303 Stainless Steel vs. S13800 Stainless Steel

Both AISI 303 stainless steel and S13800 stainless steel are iron alloys. They have a moderately high 92% of their average alloy composition in common. There are 33 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 303 stainless steel and the bottom bar is S13800 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 170 to 210
290 to 480
Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 40 to 51
11 to 18
Fatigue Strength, MPa 230 to 360
410 to 870
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 77
77
Shear Strength, MPa 430 to 470
610 to 1030
Tensile Strength: Ultimate (UTS), MPa 600 to 690
980 to 1730
Tensile Strength: Yield (Proof), MPa 230 to 420
660 to 1580

Thermal Properties

Latent Heat of Fusion, J/g 290
280
Maximum Temperature: Corrosion, °C 410
390
Maximum Temperature: Mechanical, °C 930
810
Melting Completion (Liquidus), °C 1450
1450
Melting Onset (Solidus), °C 1400
1410
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 16
16
Thermal Expansion, µm/m-K 17
11

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.4
2.3
Electrical Conductivity: Equal Weight (Specific), % IACS 2.8
2.6

Otherwise Unclassified Properties

Base Metal Price, % relative 15
15
Density, g/cm3 7.8
7.9
Embodied Carbon, kg CO2/kg material 3.0
3.4
Embodied Energy, MJ/kg 42
46
Embodied Water, L/kg 140
140

Common Calculations

PREN (Pitting Resistance) 18
21
Resilience: Ultimate (Unit Rupture Work), MJ/m3 240
150 to 190
Resilience: Unit (Modulus of Resilience), kJ/m3 140 to 440
1090 to 5490
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 21 to 25
35 to 61
Strength to Weight: Bending, points 20 to 22
28 to 41
Thermal Diffusivity, mm2/s 4.4
4.3
Thermal Shock Resistance, points 13 to 15
33 to 58

Alloy Composition

Aluminum (Al), % 0
0.9 to 1.4
Carbon (C), % 0 to 0.15
0 to 0.050
Chromium (Cr), % 17 to 19
12.3 to 13.2
Iron (Fe), % 67.3 to 74.9
73.6 to 77.3
Manganese (Mn), % 0 to 2.0
0 to 0.2
Molybdenum (Mo), % 0
2.0 to 3.0
Nickel (Ni), % 8.0 to 10
7.5 to 8.5
Nitrogen (N), % 0
0 to 0.010
Phosphorus (P), % 0 to 0.2
0 to 0.010
Silicon (Si), % 0 to 1.0
0 to 0.1
Sulfur (S), % 0.15 to 0.35
0 to 0.0080