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AISI 316N Stainless Steel vs. EN 1.8818 Steel

Both AISI 316N stainless steel and EN 1.8818 steel are iron alloys. They have 68% 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 316N 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, % 9.0 to 39
27
Fatigue Strength, MPa 230 to 450
200
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 78
73
Shear Strength, MPa 420 to 690
280
Tensile Strength: Ultimate (UTS), MPa 620 to 1160
440
Tensile Strength: Yield (Proof), MPa 270 to 870
270

Thermal Properties

Latent Heat of Fusion, J/g 290
250
Maximum Temperature: Mechanical, °C 940
400
Melting Completion (Liquidus), °C 1440
1460
Melting Onset (Solidus), °C 1400
1420
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 15
48
Thermal Expansion, µm/m-K 16
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.3
7.4
Electrical Conductivity: Equal Weight (Specific), % IACS 2.7
8.5

Otherwise Unclassified Properties

Base Metal Price, % relative 19
2.4
Density, g/cm3 7.9
7.8
Embodied Carbon, kg CO2/kg material 3.9
1.6
Embodied Energy, MJ/kg 53
21
Embodied Water, L/kg 150
49

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 95 to 230
110
Resilience: Unit (Modulus of Resilience), kJ/m3 180 to 1880
200
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 22 to 41
16
Strength to Weight: Bending, points 20 to 31
16
Thermal Diffusivity, mm2/s 4.1
13
Thermal Shock Resistance, points 14 to 26
13

Alloy Composition

Aluminum (Al), % 0
0.015 to 0.034
Carbon (C), % 0 to 0.080
0 to 0.15
Chromium (Cr), % 16 to 18
0 to 0.35
Copper (Cu), % 0
0 to 0.6
Iron (Fe), % 61.9 to 71.9
95.9 to 99.985
Manganese (Mn), % 0 to 2.0
0 to 1.6
Molybdenum (Mo), % 2.0 to 3.0
0 to 0.13
Nickel (Ni), % 10 to 14
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