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EN 1.4557 Stainless Steel vs. AISI 316N Stainless Steel

Both EN 1.4557 stainless steel and AISI 316N stainless steel are iron alloys. They have 86% of their average alloy composition in common. There are 32 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 EN 1.4557 stainless steel and the bottom bar is AISI 316N stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 160
190 to 350
Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 40
9.0 to 39
Fatigue Strength, MPa 260
230 to 450
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 80
78
Tensile Strength: Ultimate (UTS), MPa 560
620 to 1160
Tensile Strength: Yield (Proof), MPa 300
270 to 870

Thermal Properties

Latent Heat of Fusion, J/g 300
290
Maximum Temperature: Corrosion, °C 420
410
Maximum Temperature: Mechanical, °C 1090
940
Melting Completion (Liquidus), °C 1460
1440
Melting Onset (Solidus), °C 1420
1400
Specific Heat Capacity, J/kg-K 460
470
Thermal Conductivity, W/m-K 15
15
Thermal Expansion, µm/m-K 17
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.0
2.3
Electrical Conductivity: Equal Weight (Specific), % IACS 2.2
2.7

Otherwise Unclassified Properties

Base Metal Price, % relative 29
19
Density, g/cm3 8.0
7.9
Embodied Carbon, kg CO2/kg material 5.6
3.9
Embodied Energy, MJ/kg 76
53
Embodied Water, L/kg 190
150

Common Calculations

PREN (Pitting Resistance) 45
27
Resilience: Ultimate (Unit Rupture Work), MJ/m3 190
95 to 230
Resilience: Unit (Modulus of Resilience), kJ/m3 210
180 to 1880
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 19
22 to 41
Strength to Weight: Bending, points 19
20 to 31
Thermal Diffusivity, mm2/s 4.0
4.1
Thermal Shock Resistance, points 12
14 to 26

Alloy Composition

Carbon (C), % 0 to 0.020
0 to 0.080
Chromium (Cr), % 19.5 to 20.5
16 to 18
Copper (Cu), % 0.5 to 1.0
0
Iron (Fe), % 49.5 to 56.3
61.9 to 71.9
Manganese (Mn), % 0 to 1.2
0 to 2.0
Molybdenum (Mo), % 6.0 to 7.0
2.0 to 3.0
Nickel (Ni), % 17.5 to 19.5
10 to 14
Nitrogen (N), % 0.18 to 0.24
0.1 to 0.16
Phosphorus (P), % 0 to 0.030
0 to 0.045
Silicon (Si), % 0 to 1.0
0 to 0.75
Sulfur (S), % 0 to 0.010
0 to 0.030