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EN 1.4986 Stainless Steel vs. EN 1.6368 Steel

Both EN 1.4986 stainless steel and EN 1.6368 steel are iron alloys. They have 66% 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 1.6368 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 230
200 to 210
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 18
18
Fatigue Strength, MPa 350
310 to 330
Impact Strength: V-Notched Charpy, J 57
43 to 46
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 77
73
Shear Strength, MPa 460
410 to 430
Tensile Strength: Ultimate (UTS), MPa 750
660 to 690
Tensile Strength: Yield (Proof), MPa 560
460 to 490

Thermal Properties

Latent Heat of Fusion, J/g 290
250
Maximum Temperature: Mechanical, °C 940
410
Melting Completion (Liquidus), °C 1450
1460
Melting Onset (Solidus), °C 1400
1420
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 15
40
Thermal Expansion, µm/m-K 17
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.3
7.5
Electrical Conductivity: Equal Weight (Specific), % IACS 2.6
8.6

Otherwise Unclassified Properties

Base Metal Price, % relative 25
3.4
Density, g/cm3 7.9
7.9
Embodied Carbon, kg CO2/kg material 4.8
1.7
Embodied Energy, MJ/kg 67
22
Embodied Water, L/kg 150
53

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 120
110
Resilience: Unit (Modulus of Resilience), kJ/m3 790
580 to 650
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 26
23 to 24
Strength to Weight: Bending, points 23
21 to 22
Thermal Diffusivity, mm2/s 4.0
11
Thermal Shock Resistance, points 16
20

Alloy Composition

Aluminum (Al), % 0
0.015 to 0.040
Boron (B), % 0.050 to 0.1
0
Carbon (C), % 0.040 to 0.1
0 to 0.17
Chromium (Cr), % 15.5 to 17.5
0 to 0.3
Copper (Cu), % 0
0.5 to 0.8
Iron (Fe), % 59.4 to 66.6
95.1 to 97.2
Manganese (Mn), % 0 to 1.5
0.8 to 1.2
Molybdenum (Mo), % 1.6 to 2.0
0.25 to 0.5
Nickel (Ni), % 15.5 to 17.5
1.0 to 1.3
Niobium (Nb), % 0.4 to 1.2
0.015 to 0.045
Nitrogen (N), % 0
0 to 0.020
Phosphorus (P), % 0 to 0.045
0 to 0.025
Silicon (Si), % 0.3 to 0.6
0.25 to 0.5
Sulfur (S), % 0 to 0.030
0 to 0.010