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AISI 303Se Stainless Steel vs. AISI 202 Stainless Steel

Both AISI 303Se stainless steel and AISI 202 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 (1, in this case) are not shown.

For each property being compared, the top bar is AISI 303Se stainless steel and the bottom bar is AISI 202 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 180
210 to 300
Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 45
14 to 45
Fatigue Strength, MPa 210
290 to 330
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 77
77
Shear Strength, MPa 410
490 to 590
Tensile Strength: Ultimate (UTS), MPa 590
700 to 980
Tensile Strength: Yield (Proof), MPa 230
310 to 580

Thermal Properties

Latent Heat of Fusion, J/g 290
290
Maximum Temperature: Corrosion, °C 410
410
Maximum Temperature: Mechanical, °C 930
910
Melting Completion (Liquidus), °C 1420
1400
Melting Onset (Solidus), °C 1380
1360
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 16
15
Thermal Expansion, µm/m-K 16
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.4
2.4
Electrical Conductivity: Equal Weight (Specific), % IACS 2.8
2.9

Otherwise Unclassified Properties

Base Metal Price, % relative 16
13
Density, g/cm3 7.8
7.7
Embodied Carbon, kg CO2/kg material 3.0
2.8
Embodied Energy, MJ/kg 42
40
Embodied Water, L/kg 140
150

Common Calculations

PREN (Pitting Resistance) 18
20
Resilience: Ultimate (Unit Rupture Work), MJ/m3 210
120 to 260
Resilience: Unit (Modulus of Resilience), kJ/m3 130
250 to 840
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 21
25 to 35
Strength to Weight: Bending, points 20
23 to 29
Thermal Diffusivity, mm2/s 4.3
4.0
Thermal Shock Resistance, points 13
15 to 21

Alloy Composition

Carbon (C), % 0 to 0.15
0 to 0.15
Chromium (Cr), % 17 to 19
17 to 19
Iron (Fe), % 67.2 to 74.9
63.5 to 71.5
Manganese (Mn), % 0 to 2.0
7.5 to 10
Nickel (Ni), % 8.0 to 10
4.0 to 6.0
Nitrogen (N), % 0
0 to 0.25
Phosphorus (P), % 0 to 0.2
0 to 0.060
Selenium (Se), % 0.15 to 0.35
0
Silicon (Si), % 0 to 1.0
0 to 1.0
Sulfur (S), % 0 to 0.060
0 to 0.030