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Grade 20 Cast Iron vs. N10003 Nickel

Grade 20 cast iron belongs to the iron alloys classification, while N10003 nickel belongs to the nickel alloys. There are 29 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is grade 20 cast iron and the bottom bar is N10003 nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 180
210
Elongation at Break, % 9.6
42
Fatigue Strength, MPa 69
260
Poisson's Ratio 0.29
0.3
Shear Modulus, GPa 69
80
Shear Strength, MPa 180
540
Tensile Strength: Ultimate (UTS), MPa 160
780
Tensile Strength: Yield (Proof), MPa 98
320

Thermal Properties

Latent Heat of Fusion, J/g 280
320
Melting Completion (Liquidus), °C 1380
1520
Melting Onset (Solidus), °C 1180
1460
Specific Heat Capacity, J/kg-K 490
420
Thermal Conductivity, W/m-K 46
12
Thermal Expansion, µm/m-K 11
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.4
1.4
Electrical Conductivity: Equal Weight (Specific), % IACS 8.9
1.4

Otherwise Unclassified Properties

Base Metal Price, % relative 1.9
70
Density, g/cm3 7.5
8.9
Embodied Carbon, kg CO2/kg material 1.5
13
Embodied Energy, MJ/kg 21
180
Embodied Water, L/kg 44
270

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 13
260
Resilience: Unit (Modulus of Resilience), kJ/m3 27
240
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 25
22
Strength to Weight: Axial, points 5.8
24
Strength to Weight: Bending, points 8.7
21
Thermal Diffusivity, mm2/s 13
3.1
Thermal Shock Resistance, points 6.0
21

Alloy Composition

Aluminum (Al), % 0
0 to 0.5
Boron (B), % 0
0 to 0.010
Carbon (C), % 3.1 to 3.4
0.040 to 0.080
Chromium (Cr), % 0
6.0 to 8.0
Cobalt (Co), % 0
0 to 0.2
Copper (Cu), % 0
0 to 0.35
Iron (Fe), % 92.1 to 93.9
0 to 5.0
Manganese (Mn), % 0.5 to 0.7
0 to 1.0
Molybdenum (Mo), % 0
15 to 18
Nickel (Ni), % 0
64.8 to 79
Phosphorus (P), % 0 to 0.9
0 to 0.015
Silicon (Si), % 2.5 to 2.8
0 to 1.0
Sulfur (S), % 0 to 0.15
0 to 0.020
Tungsten (W), % 0
0 to 0.5
Vanadium (V), % 0
0 to 0.5