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EN 1.4971 Stainless Steel vs. N06985 Nickel

EN 1.4971 stainless steel belongs to the iron alloys classification, while N06985 nickel belongs to the nickel alloys. They have 68% of their average alloy composition in common. There are 28 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is EN 1.4971 stainless steel and the bottom bar is N06985 nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 210
210
Elongation at Break, % 34
45
Fatigue Strength, MPa 270
220
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 81
80
Shear Strength, MPa 530
480
Tensile Strength: Ultimate (UTS), MPa 800
690
Tensile Strength: Yield (Proof), MPa 340
260

Thermal Properties

Latent Heat of Fusion, J/g 300
320
Maximum Temperature: Mechanical, °C 1100
990
Melting Completion (Liquidus), °C 1460
1350
Melting Onset (Solidus), °C 1410
1260
Specific Heat Capacity, J/kg-K 450
450
Thermal Conductivity, W/m-K 13
10
Thermal Expansion, µm/m-K 15
15

Otherwise Unclassified Properties

Base Metal Price, % relative 70
55
Density, g/cm3 8.4
8.4
Embodied Carbon, kg CO2/kg material 7.6
8.8
Embodied Energy, MJ/kg 110
120
Embodied Water, L/kg 300
270

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 220
250
Resilience: Unit (Modulus of Resilience), kJ/m3 280
160
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 24
23
Strength to Weight: Axial, points 26
23
Strength to Weight: Bending, points 23
21
Thermal Diffusivity, mm2/s 3.4
2.6
Thermal Shock Resistance, points 19
16

Alloy Composition

Carbon (C), % 0.080 to 0.16
0 to 0.015
Chromium (Cr), % 20 to 22.5
21 to 23.5
Cobalt (Co), % 18.5 to 21
0 to 5.0
Copper (Cu), % 0
1.5 to 2.5
Iron (Fe), % 24.3 to 37.1
18 to 21
Manganese (Mn), % 0 to 2.0
0 to 1.0
Molybdenum (Mo), % 2.5 to 3.5
6.0 to 8.0
Nickel (Ni), % 19 to 21
35.9 to 53.5
Niobium (Nb), % 0.75 to 1.3
0 to 0.5
Nitrogen (N), % 0.1 to 0.2
0
Phosphorus (P), % 0 to 0.035
0 to 0.040
Silicon (Si), % 0 to 1.0
0 to 1.0
Sulfur (S), % 0 to 0.015
0 to 0.030
Tungsten (W), % 2.0 to 3.0
0 to 1.5