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Nickel 684 vs. EN 1.0108 Steel

Nickel 684 belongs to the nickel alloys classification, while EN 1.0108 steel belongs to the iron alloys. There are 27 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is nickel 684 and the bottom bar is EN 1.0108 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 310
110
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 11
29
Fatigue Strength, MPa 390
150
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 76
73
Shear Strength, MPa 710
250
Tensile Strength: Ultimate (UTS), MPa 1190
380
Tensile Strength: Yield (Proof), MPa 800
200

Thermal Properties

Latent Heat of Fusion, J/g 320
250
Maximum Temperature: Mechanical, °C 1000
400
Melting Completion (Liquidus), °C 1370
1460
Melting Onset (Solidus), °C 1320
1420
Specific Heat Capacity, J/kg-K 470
470
Thermal Expansion, µm/m-K 13
12

Otherwise Unclassified Properties

Base Metal Price, % relative 75
2.1
Density, g/cm3 8.3
7.9
Embodied Carbon, kg CO2/kg material 10
1.5
Embodied Energy, MJ/kg 140
19
Embodied Water, L/kg 360
48

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 120
94
Resilience: Unit (Modulus of Resilience), kJ/m3 1610
110
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 23
24
Strength to Weight: Axial, points 40
13
Strength to Weight: Bending, points 30
15
Thermal Shock Resistance, points 34
12

Alloy Composition

Aluminum (Al), % 2.5 to 3.3
0.020 to 0.2
Boron (B), % 0.0030 to 0.010
0
Carbon (C), % 0 to 0.15
0 to 0.13
Chromium (Cr), % 15 to 20
0 to 0.3
Cobalt (Co), % 13 to 20
0
Copper (Cu), % 0 to 0.15
0 to 0.3
Iron (Fe), % 0 to 4.0
97.5 to 99.98
Manganese (Mn), % 0 to 0.75
0 to 0.7
Molybdenum (Mo), % 3.0 to 5.0
0 to 0.080
Nickel (Ni), % 42.7 to 64
0 to 0.3
Niobium (Nb), % 0
0 to 0.010
Phosphorus (P), % 0 to 0.015
0 to 0.025
Silicon (Si), % 0 to 0.75
0 to 0.35
Sulfur (S), % 0 to 0.015
0 to 0.015
Titanium (Ti), % 2.5 to 3.3
0 to 0.040
Vanadium (V), % 0
0 to 0.020