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EN 1.4986 Stainless Steel vs. EN 1.4516 Stainless Steel

Both EN 1.4986 stainless steel and EN 1.4516 stainless steel are iron alloys. They have 77% 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 1.4986 stainless steel and the bottom bar is EN 1.4516 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 18
23
Fatigue Strength, MPa 350
210
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 77
76
Shear Strength, MPa 460
350
Tensile Strength: Ultimate (UTS), MPa 750
550
Tensile Strength: Yield (Proof), MPa 560
320

Thermal Properties

Latent Heat of Fusion, J/g 290
270
Maximum Temperature: Corrosion, °C 520
420
Maximum Temperature: Mechanical, °C 940
720
Melting Completion (Liquidus), °C 1450
1450
Melting Onset (Solidus), °C 1400
1400
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 15
30
Thermal Expansion, µm/m-K 17
10

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.3
2.9
Electrical Conductivity: Equal Weight (Specific), % IACS 2.6
3.3

Otherwise Unclassified Properties

Base Metal Price, % relative 25
7.0
Density, g/cm3 7.9
7.8
Embodied Carbon, kg CO2/kg material 4.8
2.0
Embodied Energy, MJ/kg 67
28
Embodied Water, L/kg 150
97

Common Calculations

PREN (Pitting Resistance) 22
12
Resilience: Ultimate (Unit Rupture Work), MJ/m3 120
110
Resilience: Unit (Modulus of Resilience), kJ/m3 790
260
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 26
20
Strength to Weight: Bending, points 23
19
Thermal Diffusivity, mm2/s 4.0
8.1
Thermal Shock Resistance, points 16
20

Alloy Composition

Boron (B), % 0.050 to 0.1
0
Carbon (C), % 0.040 to 0.1
0 to 0.080
Chromium (Cr), % 15.5 to 17.5
10.5 to 12.5
Iron (Fe), % 59.4 to 66.6
83.3 to 89
Manganese (Mn), % 0 to 1.5
0 to 1.5
Molybdenum (Mo), % 1.6 to 2.0
0
Nickel (Ni), % 15.5 to 17.5
0.5 to 1.5
Niobium (Nb), % 0.4 to 1.2
0
Phosphorus (P), % 0 to 0.045
0 to 0.040
Silicon (Si), % 0.3 to 0.6
0 to 0.7
Sulfur (S), % 0 to 0.030
0 to 0.015
Titanium (Ti), % 0
0.050 to 0.35