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ACI-ASTM CG8M Steel vs. EN 2.4633 Nickel

ACI-ASTM CG8M steel belongs to the iron alloys classification, while EN 2.4633 nickel belongs to the nickel alloys. They have 41% of their average alloy composition in common. There are 29 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is ACI-ASTM CG8M steel and the bottom bar is EN 2.4633 nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 45
34
Fatigue Strength, MPa 280
230
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 79
76
Tensile Strength: Ultimate (UTS), MPa 550
760
Tensile Strength: Yield (Proof), MPa 300
310

Thermal Properties

Latent Heat of Fusion, J/g 300
320
Maximum Temperature: Mechanical, °C 1020
1000
Melting Completion (Liquidus), °C 1450
1350
Melting Onset (Solidus), °C 1400
1300
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 16
11
Thermal Expansion, µm/m-K 16
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.0
1.5
Electrical Conductivity: Equal Weight (Specific), % IACS 2.3
1.6

Otherwise Unclassified Properties

Base Metal Price, % relative 20
50
Density, g/cm3 7.9
8.2
Embodied Carbon, kg CO2/kg material 4.1
8.4
Embodied Energy, MJ/kg 56
120
Embodied Water, L/kg 160
290

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 210
210
Resilience: Unit (Modulus of Resilience), kJ/m3 220
240
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 19
26
Strength to Weight: Bending, points 19
23
Thermal Diffusivity, mm2/s 4.3
2.9
Thermal Shock Resistance, points 12
22

Alloy Composition

Aluminum (Al), % 0
1.8 to 2.4
Carbon (C), % 0 to 0.080
0.15 to 0.25
Chromium (Cr), % 18 to 21
24 to 26
Copper (Cu), % 0
0 to 0.1
Iron (Fe), % 58.8 to 70
8.0 to 11
Manganese (Mn), % 0 to 1.5
0 to 0.5
Molybdenum (Mo), % 3.0 to 4.0
0
Nickel (Ni), % 9.0 to 13
58.8 to 65.9
Phosphorus (P), % 0 to 0.040
0 to 0.020
Silicon (Si), % 0 to 1.5
0 to 0.5
Sulfur (S), % 0 to 0.040
0 to 0.010
Titanium (Ti), % 0
0.1 to 0.2
Yttrium (Y), % 0
0.050 to 0.12
Zirconium (Zr), % 0
0.010 to 0.1