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Nickel 690 vs. Automotive Grey Cast Iron

Nickel 690 belongs to the nickel alloys classification, while automotive grey cast iron belongs to the iron alloys. There are 28 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is nickel 690 and the bottom bar is automotive grey cast iron.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 90
160 to 280
Elastic (Young's, Tensile) Modulus, GPa 200
180
Elongation at Break, % 3.4 to 34
9.6 to 14
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 79
69 to 70
Tensile Strength: Ultimate (UTS), MPa 640 to 990
140 to 290
Tensile Strength: Yield (Proof), MPa 250 to 760
94 to 200

Thermal Properties

Latent Heat of Fusion, J/g 320
260 to 280
Melting Completion (Liquidus), °C 1380
1380 to 1390
Melting Onset (Solidus), °C 1340
1340 to 1350
Specific Heat Capacity, J/kg-K 470
490
Thermal Conductivity, W/m-K 14
41 to 43
Thermal Expansion, µm/m-K 14
12 to 14

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.5
7.4 to 7.6
Electrical Conductivity: Equal Weight (Specific), % IACS 1.6
8.8 to 9.1

Otherwise Unclassified Properties

Base Metal Price, % relative 50
1.9 to 3.0
Density, g/cm3 8.3
7.5 to 7.6
Embodied Carbon, kg CO2/kg material 8.2
1.5 to 1.7
Embodied Energy, MJ/kg 120
21 to 24
Embodied Water, L/kg 290
44 to 51

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 31 to 170
18 to 25
Resilience: Unit (Modulus of Resilience), kJ/m3 160 to 1440
25 to 110
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 21 to 33
5.2 to 11
Strength to Weight: Bending, points 20 to 27
8.0 to 13
Thermal Diffusivity, mm2/s 3.5
11 to 12
Thermal Shock Resistance, points 16 to 25
4.2 to 8.6