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Nickel 684 vs. EN 1.0454 Cast Steel

Nickel 684 belongs to the nickel alloys classification, while EN 1.0454 cast steel belongs to the iron alloys. There are 25 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.

For each property being compared, the top bar is nickel 684 and the bottom bar is EN 1.0454 cast steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 11
25
Fatigue Strength, MPa 390
220
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 76
73
Tensile Strength: Ultimate (UTS), MPa 1190
550
Tensile Strength: Yield (Proof), MPa 800
300

Thermal Properties

Latent Heat of Fusion, J/g 320
250
Maximum Temperature: Mechanical, °C 1000
400
Melting Completion (Liquidus), °C 1370
1470
Melting Onset (Solidus), °C 1320
1430
Specific Heat Capacity, J/kg-K 470
470
Thermal Expansion, µm/m-K 13
12

Otherwise Unclassified Properties

Base Metal Price, % relative 75
1.7
Density, g/cm3 8.3
7.9
Embodied Carbon, kg CO2/kg material 10
1.4
Embodied Energy, MJ/kg 140
18
Embodied Water, L/kg 360
45

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 120
110
Resilience: Unit (Modulus of Resilience), kJ/m3 1610
240
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 23
24
Strength to Weight: Axial, points 40
19
Strength to Weight: Bending, points 30
19
Thermal Shock Resistance, points 34
17

Alloy Composition

Aluminum (Al), % 2.5 to 3.3
0
Boron (B), % 0.0030 to 0.010
0
Carbon (C), % 0 to 0.15
0
Chromium (Cr), % 15 to 20
0
Cobalt (Co), % 13 to 20
0
Copper (Cu), % 0 to 0.15
0
Iron (Fe), % 0 to 4.0
99.935 to 100
Manganese (Mn), % 0 to 0.75
0
Molybdenum (Mo), % 3.0 to 5.0
0
Nickel (Ni), % 42.7 to 64
0
Phosphorus (P), % 0 to 0.015
0 to 0.035
Silicon (Si), % 0 to 0.75
0
Sulfur (S), % 0 to 0.015
0 to 0.030
Titanium (Ti), % 2.5 to 3.3
0