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EN 1.4905 Stainless Steel vs. Nickel 686

EN 1.4905 stainless steel belongs to the iron alloys classification, while nickel 686 belongs to the nickel alloys. There are 30 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 EN 1.4905 stainless steel and the bottom bar is nickel 686.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
220
Elongation at Break, % 19
51
Fatigue Strength, MPa 330
410
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 76
77
Shear Strength, MPa 460
560
Tensile Strength: Ultimate (UTS), MPa 740
780
Tensile Strength: Yield (Proof), MPa 510
350

Thermal Properties

Latent Heat of Fusion, J/g 270
320
Maximum Temperature: Mechanical, °C 660
980
Melting Completion (Liquidus), °C 1480
1380
Melting Onset (Solidus), °C 1440
1340
Specific Heat Capacity, J/kg-K 470
420
Thermal Conductivity, W/m-K 26
9.8
Thermal Expansion, µm/m-K 11
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 3.7
1.4
Electrical Conductivity: Equal Weight (Specific), % IACS 4.2
1.4

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
70
Density, g/cm3 7.9
9.0
Embodied Carbon, kg CO2/kg material 2.8
12
Embodied Energy, MJ/kg 40
170
Embodied Water, L/kg 90
300

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 130
320
Resilience: Unit (Modulus of Resilience), kJ/m3 680
280
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 24
22
Strength to Weight: Axial, points 26
24
Strength to Weight: Bending, points 23
21
Thermal Diffusivity, mm2/s 7.0
2.6
Thermal Shock Resistance, points 25
21

Alloy Composition

Aluminum (Al), % 0 to 0.040
0
Boron (B), % 0.00050 to 0.0050
0
Carbon (C), % 0.090 to 0.13
0 to 0.010
Chromium (Cr), % 8.5 to 9.5
19 to 23
Iron (Fe), % 86.2 to 88.8
0 to 5.0
Manganese (Mn), % 0.3 to 0.6
0 to 0.75
Molybdenum (Mo), % 0.9 to 1.1
15 to 17
Nickel (Ni), % 0.1 to 0.4
49.5 to 63
Niobium (Nb), % 0.060 to 0.1
0
Nitrogen (N), % 0.050 to 0.090
0
Phosphorus (P), % 0 to 0.020
0 to 0.040
Silicon (Si), % 0.1 to 0.5
0 to 0.080
Sulfur (S), % 0 to 0.010
0 to 0.020
Titanium (Ti), % 0
0.020 to 0.25
Tungsten (W), % 0.9 to 1.1
3.0 to 4.4
Vanadium (V), % 0.18 to 0.25
0