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Nickel 890 vs. ACI-ASTM CA6N Steel

Nickel 890 belongs to the nickel alloys classification, while ACI-ASTM CA6N steel belongs to the iron alloys. They have 45% 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 CA6N steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 39
17
Fatigue Strength, MPa 180
640
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 78
75
Tensile Strength: Ultimate (UTS), MPa 590
1080
Tensile Strength: Yield (Proof), MPa 230
1060

Thermal Properties

Latent Heat of Fusion, J/g 330
280
Maximum Temperature: Mechanical, °C 1000
740
Melting Completion (Liquidus), °C 1390
1440
Melting Onset (Solidus), °C 1340
1400
Specific Heat Capacity, J/kg-K 480
480
Thermal Expansion, µm/m-K 14
9.9

Otherwise Unclassified Properties

Base Metal Price, % relative 47
11
Density, g/cm3 8.1
7.8
Embodied Carbon, kg CO2/kg material 8.2
2.5
Embodied Energy, MJ/kg 120
35
Embodied Water, L/kg 250
110

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 180
180
Resilience: Unit (Modulus of Resilience), kJ/m3 140
2900
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 20
38
Strength to Weight: Bending, points 19
30
Thermal Shock Resistance, points 15
40

Alloy Composition

Aluminum (Al), % 0.050 to 0.6
0
Carbon (C), % 0.060 to 0.14
0 to 0.060
Chromium (Cr), % 23.5 to 28.5
10.5 to 12.5
Copper (Cu), % 0 to 0.75
0
Iron (Fe), % 17.3 to 33.9
77.9 to 83.5
Manganese (Mn), % 0 to 1.5
0 to 0.5
Molybdenum (Mo), % 1.0 to 2.0
0
Nickel (Ni), % 40 to 45
6.0 to 8.0
Niobium (Nb), % 0.2 to 1.0
0
Phosphorus (P), % 0
0 to 0.020
Silicon (Si), % 1.0 to 2.0
0 to 1.0
Sulfur (S), % 0 to 0.015
0 to 0.020
Tantalum (Ta), % 0.1 to 0.6
0
Titanium (Ti), % 0.15 to 0.6
0