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EN 1.7779 Steel vs. EN 2.4654 Nickel

EN 1.7779 steel belongs to the iron alloys classification, while EN 2.4654 nickel belongs to the nickel alloys. 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 1.7779 steel and the bottom bar is EN 2.4654 nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 16
17
Fatigue Strength, MPa 430
460
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 73
77
Shear Strength, MPa 500
770
Tensile Strength: Ultimate (UTS), MPa 810
1250
Tensile Strength: Yield (Proof), MPa 660
850

Thermal Properties

Latent Heat of Fusion, J/g 260
320
Maximum Temperature: Mechanical, °C 470
1000
Melting Completion (Liquidus), °C 1460
1390
Melting Onset (Solidus), °C 1420
1330
Specific Heat Capacity, J/kg-K 470
460
Thermal Conductivity, W/m-K 39
13
Thermal Expansion, µm/m-K 13
12

Otherwise Unclassified Properties

Base Metal Price, % relative 4.0
75
Density, g/cm3 7.8
8.4
Embodied Carbon, kg CO2/kg material 2.8
10
Embodied Energy, MJ/kg 41
150
Embodied Water, L/kg 64
340

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 120
190
Resilience: Unit (Modulus of Resilience), kJ/m3 1150
1810
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
23
Strength to Weight: Axial, points 29
42
Strength to Weight: Bending, points 25
31
Thermal Diffusivity, mm2/s 11
3.3
Thermal Shock Resistance, points 23
37

Alloy Composition

Aluminum (Al), % 0 to 0.040
1.2 to 1.6
Boron (B), % 0
0.0030 to 0.010
Carbon (C), % 0.17 to 0.23
0.020 to 0.1
Chromium (Cr), % 3.0 to 3.3
18 to 21
Cobalt (Co), % 0
12 to 15
Copper (Cu), % 0 to 0.3
0 to 0.1
Iron (Fe), % 93.8 to 95.4
0 to 2.0
Manganese (Mn), % 0.3 to 0.5
0 to 1.0
Molybdenum (Mo), % 0.5 to 0.6
3.5 to 5.0
Nickel (Ni), % 0 to 0.3
50.6 to 62.5
Phosphorus (P), % 0 to 0.025
0 to 0.015
Silicon (Si), % 0.15 to 0.35
0 to 0.15
Sulfur (S), % 0 to 0.010
0 to 0.015
Titanium (Ti), % 0
2.8 to 3.3
Vanadium (V), % 0.45 to 0.55
0
Zirconium (Zr), % 0
0.020 to 0.080