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AISI 403 Stainless Steel vs. AISI 202 Stainless Steel

Both AISI 403 stainless steel and AISI 202 stainless steel are iron alloys. They have 81% of their average alloy composition in common. There are 33 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is AISI 403 stainless steel and the bottom bar is AISI 202 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 190 to 240
210 to 300
Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 16 to 25
14 to 45
Fatigue Strength, MPa 200 to 340
290 to 330
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 76
77
Shear Strength, MPa 340 to 480
490 to 590
Tensile Strength: Ultimate (UTS), MPa 530 to 780
700 to 980
Tensile Strength: Yield (Proof), MPa 280 to 570
310 to 580

Thermal Properties

Latent Heat of Fusion, J/g 270
290
Maximum Temperature: Corrosion, °C 390
410
Maximum Temperature: Mechanical, °C 740
910
Melting Completion (Liquidus), °C 1450
1400
Melting Onset (Solidus), °C 1400
1360
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 28
15
Thermal Expansion, µm/m-K 9.9
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.9
2.4
Electrical Conductivity: Equal Weight (Specific), % IACS 3.3
2.9

Otherwise Unclassified Properties

Base Metal Price, % relative 6.5
13
Density, g/cm3 7.8
7.7
Embodied Carbon, kg CO2/kg material 1.9
2.8
Embodied Energy, MJ/kg 27
40
Embodied Water, L/kg 99
150

Common Calculations

PREN (Pitting Resistance) 12
20
Resilience: Ultimate (Unit Rupture Work), MJ/m3 110 to 120
120 to 260
Resilience: Unit (Modulus of Resilience), kJ/m3 210 to 840
250 to 840
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 19 to 28
25 to 35
Strength to Weight: Bending, points 19 to 24
23 to 29
Thermal Diffusivity, mm2/s 7.6
4.0
Thermal Shock Resistance, points 20 to 29
15 to 21

Alloy Composition

Carbon (C), % 0 to 0.15
0 to 0.15
Chromium (Cr), % 11.5 to 13
17 to 19
Iron (Fe), % 84.7 to 88.5
63.5 to 71.5
Manganese (Mn), % 0 to 1.0
7.5 to 10
Nickel (Ni), % 0 to 0.6
4.0 to 6.0
Nitrogen (N), % 0
0 to 0.25
Phosphorus (P), % 0 to 0.040
0 to 0.060
Silicon (Si), % 0 to 0.5
0 to 1.0
Sulfur (S), % 0 to 0.030
0 to 0.030

Comparable Variants