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Nickel 890 vs. ACI-ASTM CT15C Steel

Nickel 890 belongs to the nickel alloys classification, while ACI-ASTM CT15C steel belongs to the iron alloys. They have 80% of their average alloy composition in common. 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 890 and the bottom bar is ACI-ASTM CT15C steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 39
23
Fatigue Strength, MPa 180
130
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 78
76
Tensile Strength: Ultimate (UTS), MPa 590
500
Tensile Strength: Yield (Proof), MPa 230
190

Thermal Properties

Latent Heat of Fusion, J/g 330
310
Maximum Temperature: Mechanical, °C 1000
1080
Melting Completion (Liquidus), °C 1390
1410
Melting Onset (Solidus), °C 1340
1360
Specific Heat Capacity, J/kg-K 480
470
Thermal Expansion, µm/m-K 14
16

Otherwise Unclassified Properties

Base Metal Price, % relative 47
36
Density, g/cm3 8.1
8.0
Embodied Carbon, kg CO2/kg material 8.2
6.1
Embodied Energy, MJ/kg 120
88
Embodied Water, L/kg 250
190

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 180
90
Resilience: Unit (Modulus of Resilience), kJ/m3 140
93
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 20
17
Strength to Weight: Bending, points 19
17
Thermal Shock Resistance, points 15
12

Alloy Composition

Aluminum (Al), % 0.050 to 0.6
0
Carbon (C), % 0.060 to 0.14
0.050 to 0.15
Chromium (Cr), % 23.5 to 28.5
19 to 21
Copper (Cu), % 0 to 0.75
0
Iron (Fe), % 17.3 to 33.9
40.3 to 49.2
Manganese (Mn), % 0 to 1.5
0.15 to 1.5
Molybdenum (Mo), % 1.0 to 2.0
0
Nickel (Ni), % 40 to 45
31 to 34
Niobium (Nb), % 0.2 to 1.0
0.5 to 1.5
Phosphorus (P), % 0
0 to 0.030
Silicon (Si), % 1.0 to 2.0
0.15 to 1.5
Sulfur (S), % 0 to 0.015
0 to 0.030
Tantalum (Ta), % 0.1 to 0.6
0
Titanium (Ti), % 0.15 to 0.6
0