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SAE-AISI 8660 Steel vs. EN 1.4889 Cast Nickel

SAE-AISI 8660 steel belongs to the iron alloys classification, while EN 1.4889 cast nickel belongs to the nickel alloys. There are 25 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 SAE-AISI 8660 steel and the bottom bar is EN 1.4889 cast nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 12
3.4
Fatigue Strength, MPa 340
110
Poisson's Ratio 0.29
0.27
Shear Modulus, GPa 73
79
Tensile Strength: Ultimate (UTS), MPa 660
500
Tensile Strength: Yield (Proof), MPa 550
270

Thermal Properties

Latent Heat of Fusion, J/g 250
350
Maximum Temperature: Mechanical, °C 410
1160
Melting Completion (Liquidus), °C 1450
1360
Melting Onset (Solidus), °C 1410
1320
Specific Heat Capacity, J/kg-K 470
480
Thermal Expansion, µm/m-K 13
14

Otherwise Unclassified Properties

Base Metal Price, % relative 2.6
55
Density, g/cm3 7.8
7.9
Embodied Carbon, kg CO2/kg material 1.5
8.5
Embodied Energy, MJ/kg 20
120
Embodied Water, L/kg 50
280

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 73
14
Resilience: Unit (Modulus of Resilience), kJ/m3 800
180
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 23
18
Strength to Weight: Bending, points 21
18
Thermal Shock Resistance, points 19
13

Alloy Composition

Carbon (C), % 0.56 to 0.64
0.35 to 0.45
Chromium (Cr), % 0.4 to 0.6
32.5 to 37.5
Iron (Fe), % 96.4 to 97.6
10.5 to 21.2
Manganese (Mn), % 0.75 to 1.0
1.0 to 1.5
Molybdenum (Mo), % 0.15 to 0.25
0
Nickel (Ni), % 0.4 to 0.7
42 to 46
Niobium (Nb), % 0
1.5 to 2.0
Phosphorus (P), % 0 to 0.035
0 to 0.040
Silicon (Si), % 0.15 to 0.35
1.5 to 2.0
Sulfur (S), % 0 to 0.040
0 to 0.030