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EN 1.4905 Stainless Steel vs. EN 2.4951 Nickel

EN 1.4905 stainless steel belongs to the iron alloys classification, while EN 2.4951 nickel belongs to the nickel alloys. There are 30 material properties with values for both materials. Properties with values for just one material (4, 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 EN 2.4951 nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 19
34
Fatigue Strength, MPa 330
200
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 76
76
Shear Strength, MPa 460
500
Tensile Strength: Ultimate (UTS), MPa 740
750
Tensile Strength: Yield (Proof), MPa 510
270

Thermal Properties

Latent Heat of Fusion, J/g 270
320
Maximum Temperature: Mechanical, °C 660
1150
Melting Completion (Liquidus), °C 1480
1360
Melting Onset (Solidus), °C 1440
1310
Specific Heat Capacity, J/kg-K 470
460
Thermal Conductivity, W/m-K 26
12
Thermal Expansion, µm/m-K 11
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 3.7
1.6
Electrical Conductivity: Equal Weight (Specific), % IACS 4.2
1.7

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
60
Density, g/cm3 7.9
8.5
Embodied Carbon, kg CO2/kg material 2.8
9.3
Embodied Energy, MJ/kg 40
130
Embodied Water, L/kg 90
280

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 130
200
Resilience: Unit (Modulus of Resilience), kJ/m3 680
190
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 24
23
Strength to Weight: Axial, points 26
25
Strength to Weight: Bending, points 23
22
Thermal Diffusivity, mm2/s 7.0
3.1
Thermal Shock Resistance, points 25
23

Alloy Composition

Aluminum (Al), % 0 to 0.040
0 to 0.3
Boron (B), % 0.00050 to 0.0050
0
Carbon (C), % 0.090 to 0.13
0.080 to 0.15
Chromium (Cr), % 8.5 to 9.5
18 to 21
Cobalt (Co), % 0
0 to 5.0
Copper (Cu), % 0
0 to 0.5
Iron (Fe), % 86.2 to 88.8
0 to 5.0
Manganese (Mn), % 0.3 to 0.6
0 to 1.0
Molybdenum (Mo), % 0.9 to 1.1
0
Nickel (Ni), % 0.1 to 0.4
65.4 to 81.7
Niobium (Nb), % 0.060 to 0.1
0
Nitrogen (N), % 0.050 to 0.090
0
Phosphorus (P), % 0 to 0.020
0 to 0.020
Silicon (Si), % 0.1 to 0.5
0 to 1.0
Sulfur (S), % 0 to 0.010
0 to 0.015
Titanium (Ti), % 0
0.2 to 0.6
Tungsten (W), % 0.9 to 1.1
0
Vanadium (V), % 0.18 to 0.25
0