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AISI 303 Stainless Steel vs. EN 1.8826 Steel

Both AISI 303 stainless steel and EN 1.8826 steel are iron alloys. They have 73% of their average alloy composition in common. There are 31 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is AISI 303 stainless steel and the bottom bar is EN 1.8826 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 170 to 210
190
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 40 to 51
19
Fatigue Strength, MPa 230 to 360
330
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 77
73
Shear Strength, MPa 430 to 470
390
Tensile Strength: Ultimate (UTS), MPa 600 to 690
630
Tensile Strength: Yield (Proof), MPa 230 to 420
480

Thermal Properties

Latent Heat of Fusion, J/g 290
250
Maximum Temperature: Mechanical, °C 930
400
Melting Completion (Liquidus), °C 1450
1460
Melting Onset (Solidus), °C 1400
1420
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 16
49
Thermal Expansion, µm/m-K 17
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.4
7.3
Electrical Conductivity: Equal Weight (Specific), % IACS 2.8
8.4

Otherwise Unclassified Properties

Base Metal Price, % relative 15
2.3
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 3.0
1.6
Embodied Energy, MJ/kg 42
21
Embodied Water, L/kg 140
48

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 240
110
Resilience: Unit (Modulus of Resilience), kJ/m3 140 to 440
620
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 21 to 25
22
Strength to Weight: Bending, points 20 to 22
21
Thermal Diffusivity, mm2/s 4.4
13
Thermal Shock Resistance, points 13 to 15
18

Alloy Composition

Aluminum (Al), % 0
0.020 to 0.040
Carbon (C), % 0 to 0.15
0 to 0.16
Chromium (Cr), % 17 to 19
0
Iron (Fe), % 67.3 to 74.9
96.5 to 99.98
Manganese (Mn), % 0 to 2.0
0 to 1.7
Molybdenum (Mo), % 0
0 to 0.2
Nickel (Ni), % 8.0 to 10
0 to 0.5
Niobium (Nb), % 0
0 to 0.050
Nitrogen (N), % 0
0 to 0.020
Phosphorus (P), % 0 to 0.2
0 to 0.025
Silicon (Si), % 0 to 1.0
0 to 0.6
Sulfur (S), % 0.15 to 0.35
0 to 0.010
Titanium (Ti), % 0
0 to 0.050
Vanadium (V), % 0
0 to 0.1