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AISI 304N Stainless Steel vs. EN 1.0303 Steel

Both AISI 304N stainless steel and EN 1.0303 steel are iron alloys. They have 71% of their average alloy composition in common. There are 31 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 304N stainless steel and the bottom bar is EN 1.0303 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 190 to 360
84 to 120
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 9.1 to 45
12 to 25
Fatigue Strength, MPa 220 to 440
150 to 230
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 77
73
Shear Strength, MPa 420 to 700
220 to 260
Tensile Strength: Ultimate (UTS), MPa 620 to 1180
290 to 410
Tensile Strength: Yield (Proof), MPa 270 to 850
200 to 320

Thermal Properties

Latent Heat of Fusion, J/g 290
250
Maximum Temperature: Mechanical, °C 960
400
Melting Completion (Liquidus), °C 1420
1470
Melting Onset (Solidus), °C 1380
1430
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 16
53
Thermal Expansion, µm/m-K 16
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.4
6.9
Electrical Conductivity: Equal Weight (Specific), % IACS 2.7
7.9

Otherwise Unclassified Properties

Base Metal Price, % relative 15
1.8
Density, g/cm3 7.8
7.9
Embodied Carbon, kg CO2/kg material 3.0
1.4
Embodied Energy, MJ/kg 43
18
Embodied Water, L/kg 150
46

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 98 to 280
30 to 94
Resilience: Unit (Modulus of Resilience), kJ/m3 180 to 1830
110 to 270
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 22 to 42
10 to 15
Strength to Weight: Bending, points 21 to 32
12 to 16
Thermal Diffusivity, mm2/s 4.2
14
Thermal Shock Resistance, points 14 to 26
9.2 to 13

Alloy Composition

Aluminum (Al), % 0
0.020 to 0.060
Carbon (C), % 0 to 0.080
0.020 to 0.060
Chromium (Cr), % 18 to 20
0
Iron (Fe), % 66.4 to 73.9
99.335 to 99.71
Manganese (Mn), % 0 to 2.0
0.25 to 0.4
Nickel (Ni), % 8.0 to 10.5
0
Nitrogen (N), % 0.1 to 0.16
0
Phosphorus (P), % 0 to 0.045
0 to 0.020
Silicon (Si), % 0 to 0.75
0 to 0.1
Sulfur (S), % 0 to 0.030
0 to 0.025