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EN 1.4988 Stainless Steel vs. EN 2.4665 Nickel

EN 1.4988 stainless steel belongs to the iron alloys classification, while EN 2.4665 nickel belongs to the nickel alloys. They have 51% of their average alloy composition in common. 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 1.4988 stainless steel and the bottom bar is EN 2.4665 nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
210
Elongation at Break, % 34
34
Fatigue Strength, MPa 230
220
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 77
81
Shear Strength, MPa 430
520
Tensile Strength: Ultimate (UTS), MPa 640
790
Tensile Strength: Yield (Proof), MPa 290
300

Thermal Properties

Latent Heat of Fusion, J/g 290
320
Maximum Temperature: Mechanical, °C 920
990
Melting Completion (Liquidus), °C 1450
1460
Melting Onset (Solidus), °C 1400
1410
Specific Heat Capacity, J/kg-K 470
450
Thermal Conductivity, W/m-K 15
12
Thermal Expansion, µm/m-K 16
14

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.2
1.5
Electrical Conductivity: Equal Weight (Specific), % IACS 2.5
1.6

Otherwise Unclassified Properties

Base Metal Price, % relative 23
55
Density, g/cm3 7.9
8.4
Embodied Carbon, kg CO2/kg material 6.0
9.2
Embodied Energy, MJ/kg 89
130
Embodied Water, L/kg 150
270

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 180
210
Resilience: Unit (Modulus of Resilience), kJ/m3 210
220
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
23
Strength to Weight: Axial, points 23
26
Strength to Weight: Bending, points 21
22
Thermal Diffusivity, mm2/s 4.0
3.2
Thermal Shock Resistance, points 14
20

Alloy Composition

Aluminum (Al), % 0
0 to 0.5
Boron (B), % 0
0 to 0.010
Carbon (C), % 0.040 to 0.1
0.050 to 0.15
Chromium (Cr), % 15.5 to 17.5
20.5 to 23
Cobalt (Co), % 0
0.5 to 2.5
Copper (Cu), % 0
0 to 0.5
Iron (Fe), % 62.1 to 69.5
17 to 20
Manganese (Mn), % 0 to 1.5
0 to 1.0
Molybdenum (Mo), % 1.1 to 1.5
8.0 to 10
Nickel (Ni), % 12.5 to 14.5
40.3 to 53.8
Niobium (Nb), % 0.4 to 1.2
0
Nitrogen (N), % 0.060 to 0.14
0
Phosphorus (P), % 0 to 0.035
0 to 0.020
Silicon (Si), % 0.3 to 0.6
0 to 1.0
Sulfur (S), % 0 to 0.015
0 to 0.015
Tungsten (W), % 0
0.2 to 1.0
Vanadium (V), % 0.6 to 0.85
0