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AISI 304LN Stainless Steel vs. EN 1.8818 Steel

Both AISI 304LN stainless steel and EN 1.8818 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 304LN stainless steel and the bottom bar is EN 1.8818 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 190 to 350
130
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 7.8 to 46
27
Fatigue Strength, MPa 200 to 440
200
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 77
73
Shear Strength, MPa 400 to 680
280
Tensile Strength: Ultimate (UTS), MPa 580 to 1160
440
Tensile Strength: Yield (Proof), MPa 230 to 870
270

Thermal Properties

Latent Heat of Fusion, J/g 290
250
Maximum Temperature: Mechanical, °C 960
400
Melting Completion (Liquidus), °C 1420
1460
Melting Onset (Solidus), °C 1380
1420
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 15
48
Thermal Expansion, µm/m-K 16
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.4
7.4
Electrical Conductivity: Equal Weight (Specific), % IACS 2.7
8.5

Otherwise Unclassified Properties

Base Metal Price, % relative 16
2.4
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 3.1
1.6
Embodied Energy, MJ/kg 44
21
Embodied Water, L/kg 150
49

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 83 to 270
110
Resilience: Unit (Modulus of Resilience), kJ/m3 140 to 1900
200
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 21 to 41
16
Strength to Weight: Bending, points 20 to 31
16
Thermal Diffusivity, mm2/s 4.0
13
Thermal Shock Resistance, points 13 to 26
13

Alloy Composition

Aluminum (Al), % 0
0.015 to 0.034
Carbon (C), % 0 to 0.030
0 to 0.15
Chromium (Cr), % 18 to 20
0 to 0.35
Copper (Cu), % 0
0 to 0.6
Iron (Fe), % 65 to 73.9
95.9 to 99.985
Manganese (Mn), % 0 to 2.0
0 to 1.6
Molybdenum (Mo), % 0
0 to 0.13
Nickel (Ni), % 8.0 to 12
0 to 0.35
Niobium (Nb), % 0
0 to 0.060
Nitrogen (N), % 0.1 to 0.16
0 to 0.017
Phosphorus (P), % 0 to 0.045
0 to 0.035
Silicon (Si), % 0 to 0.75
0 to 0.55
Sulfur (S), % 0 to 0.030
0 to 0.030
Titanium (Ti), % 0
0 to 0.060
Vanadium (V), % 0
0 to 0.1