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EN 1.4986 Stainless Steel vs. EN 1.4105 Stainless Steel

Both EN 1.4986 stainless steel and EN 1.4105 stainless steel are iron alloys. They have 81% of their average alloy composition in common. There are 33 material properties with values for both materials. Properties with values for just one material (1, 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 1.4105 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 230
180
Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 18
23
Fatigue Strength, MPa 350
190
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 77
77
Shear Strength, MPa 460
340
Tensile Strength: Ultimate (UTS), MPa 750
530
Tensile Strength: Yield (Proof), MPa 560
290

Thermal Properties

Latent Heat of Fusion, J/g 290
290
Maximum Temperature: Corrosion, °C 520
410
Maximum Temperature: Mechanical, °C 940
870
Melting Completion (Liquidus), °C 1450
1430
Melting Onset (Solidus), °C 1400
1390
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 15
25
Thermal Expansion, µm/m-K 17
10

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.3
2.5
Electrical Conductivity: Equal Weight (Specific), % IACS 2.6
2.9

Otherwise Unclassified Properties

Base Metal Price, % relative 25
9.0
Density, g/cm3 7.9
7.7
Embodied Carbon, kg CO2/kg material 4.8
2.2
Embodied Energy, MJ/kg 67
31
Embodied Water, L/kg 150
120

Common Calculations

PREN (Pitting Resistance) 22
18
Resilience: Ultimate (Unit Rupture Work), MJ/m3 120
100
Resilience: Unit (Modulus of Resilience), kJ/m3 790
210
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 26
19
Strength to Weight: Bending, points 23
19
Thermal Diffusivity, mm2/s 4.0
6.7
Thermal Shock Resistance, points 16
19

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
16 to 18
Iron (Fe), % 59.4 to 66.6
77.9 to 83.7
Manganese (Mn), % 0 to 1.5
0 to 1.5
Molybdenum (Mo), % 1.6 to 2.0
0.2 to 0.6
Nickel (Ni), % 15.5 to 17.5
0
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 1.5
Sulfur (S), % 0 to 0.030
0.15 to 0.35