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EN 1.6958 Steel vs. EN 2.4951 Nickel

EN 1.6958 steel belongs to the iron alloys classification, while EN 2.4951 nickel belongs to the nickel alloys. 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 1.6958 steel and the bottom bar is EN 2.4951 nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 340
200
Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 16
34
Fatigue Strength, MPa 700
200
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 73
76
Shear Strength, MPa 700
500
Tensile Strength: Ultimate (UTS), MPa 1140
750
Tensile Strength: Yield (Proof), MPa 1070
270

Thermal Properties

Latent Heat of Fusion, J/g 250
320
Maximum Temperature: Mechanical, °C 450
1150
Melting Completion (Liquidus), °C 1460
1360
Melting Onset (Solidus), °C 1420
1310
Specific Heat Capacity, J/kg-K 470
460
Thermal Conductivity, W/m-K 47
12
Thermal Expansion, µm/m-K 11
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.9
1.6
Electrical Conductivity: Equal Weight (Specific), % IACS 9.1
1.7

Otherwise Unclassified Properties

Base Metal Price, % relative 5.0
60
Density, g/cm3 7.9
8.5
Embodied Carbon, kg CO2/kg material 2.0
9.3
Embodied Energy, MJ/kg 27
130
Embodied Water, L/kg 60
280

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 180
200
Resilience: Unit (Modulus of Resilience), kJ/m3 3050
190
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
23
Strength to Weight: Axial, points 40
25
Strength to Weight: Bending, points 31
22
Thermal Diffusivity, mm2/s 13
3.1
Thermal Shock Resistance, points 39
23

Alloy Composition

Aluminum (Al), % 0.0050 to 0.050
0 to 0.3
Carbon (C), % 0.25 to 0.3
0.080 to 0.15
Chromium (Cr), % 1.2 to 1.7
18 to 21
Cobalt (Co), % 0
0 to 5.0
Copper (Cu), % 0
0 to 0.5
Iron (Fe), % 92.6 to 94.5
0 to 5.0
Manganese (Mn), % 0.2 to 0.5
0 to 1.0
Molybdenum (Mo), % 0.35 to 0.55
0
Nickel (Ni), % 3.3 to 3.8
65.4 to 81.7
Phosphorus (P), % 0 to 0.020
0 to 0.020
Silicon (Si), % 0.15 to 0.3
0 to 1.0
Sulfur (S), % 0 to 0.015
0 to 0.015
Titanium (Ti), % 0
0.2 to 0.6
Vanadium (V), % 0 to 0.12
0