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EN 1.4951 Stainless Steel vs. EN 2.4856 Nickel

EN 1.4951 stainless steel belongs to the iron alloys classification, while EN 2.4856 nickel belongs to the nickel alloys. They have 45% of their average alloy composition in common. There are 31 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 1.4951 stainless steel and the bottom bar is EN 2.4856 nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 170
210
Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 38
28
Fatigue Strength, MPa 190
280
Poisson's Ratio 0.27
0.29
Shear Modulus, GPa 79
79
Shear Strength, MPa 430
570
Tensile Strength: Ultimate (UTS), MPa 630
880
Tensile Strength: Yield (Proof), MPa 220
430

Thermal Properties

Latent Heat of Fusion, J/g 300
330
Maximum Temperature: Mechanical, °C 1100
1000
Melting Completion (Liquidus), °C 1410
1480
Melting Onset (Solidus), °C 1360
1430
Specific Heat Capacity, J/kg-K 480
440
Thermal Conductivity, W/m-K 15
10
Thermal Expansion, µm/m-K 16
11

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.1
1.3
Electrical Conductivity: Equal Weight (Specific), % IACS 2.4
1.4

Otherwise Unclassified Properties

Base Metal Price, % relative 25
80
Density, g/cm3 7.9
8.6
Embodied Carbon, kg CO2/kg material 4.3
14
Embodied Energy, MJ/kg 61
190
Embodied Water, L/kg 190
290

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 190
200
Resilience: Unit (Modulus of Resilience), kJ/m3 130
440
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
23
Strength to Weight: Axial, points 22
28
Strength to Weight: Bending, points 21
24
Thermal Diffusivity, mm2/s 3.9
2.7
Thermal Shock Resistance, points 14
29

Alloy Composition

Aluminum (Al), % 0
0 to 0.4
Carbon (C), % 0.040 to 0.080
0.030 to 0.1
Chromium (Cr), % 24 to 26
20 to 23
Cobalt (Co), % 0
0 to 1.0
Copper (Cu), % 0
0 to 0.5
Iron (Fe), % 49.1 to 57
0 to 5.0
Manganese (Mn), % 0 to 2.0
0 to 0.5
Molybdenum (Mo), % 0
8.0 to 10
Nickel (Ni), % 19 to 22
58 to 68.8
Niobium (Nb), % 0
3.2 to 4.2
Nitrogen (N), % 0 to 0.1
0
Phosphorus (P), % 0 to 0.035
0 to 0.020
Silicon (Si), % 0 to 0.7
0 to 0.5
Sulfur (S), % 0 to 0.015
0 to 0.015
Titanium (Ti), % 0
0 to 0.4