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AWS ENiCu-7 vs. Austenitic Nodular Cast Iron

AWS ENiCu-7 belongs to the nickel alloys classification, while austenitic nodular cast iron belongs to the iron alloys. There are 20 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 AWS ENiCu-7 and the bottom bar is austenitic nodular cast iron.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 160
180 to 190
Elongation at Break, % 34
6.8 to 34
Poisson's Ratio 0.32
0.29 to 0.3
Shear Modulus, GPa 62
70 to 72
Tensile Strength: Ultimate (UTS), MPa 550
430 to 500

Thermal Properties

Latent Heat of Fusion, J/g 280
280 to 350
Melting Completion (Liquidus), °C 1270
1340 to 1400
Melting Onset (Solidus), °C 1230
1300 to 1360
Specific Heat Capacity, J/kg-K 430
470 to 490
Thermal Expansion, µm/m-K 13
13 to 14

Otherwise Unclassified Properties

Base Metal Price, % relative 50
16 to 25
Density, g/cm3 8.7
7.7 to 8.0
Embodied Carbon, kg CO2/kg material 8.0
3.5 to 4.9
Embodied Energy, MJ/kg 110
48 to 68
Embodied Water, L/kg 250
91 to 120

Common Calculations

Stiffness to Weight: Axial, points 10
13
Stiffness to Weight: Bending, points 21
24 to 25
Strength to Weight: Axial, points 17
15 to 18
Strength to Weight: Bending, points 17
16 to 18
Thermal Shock Resistance, points 18
12 to 15