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Grade M30C Nickel vs. ACI-ASTM CF8C Steel

Grade M30C nickel belongs to the nickel alloys classification, while ACI-ASTM CF8C steel belongs to the iron alloys. There are 29 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 grade M30C nickel and the bottom bar is ACI-ASTM CF8C steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 160
200
Elongation at Break, % 29
40
Fatigue Strength, MPa 170
220
Poisson's Ratio 0.32
0.28
Shear Modulus, GPa 61
77
Tensile Strength: Ultimate (UTS), MPa 510
530
Tensile Strength: Yield (Proof), MPa 250
260

Thermal Properties

Latent Heat of Fusion, J/g 290
300
Maximum Temperature: Mechanical, °C 900
980
Melting Completion (Liquidus), °C 1290
1420
Melting Onset (Solidus), °C 1240
1430
Specific Heat Capacity, J/kg-K 430
480
Thermal Conductivity, W/m-K 22
16
Thermal Expansion, µm/m-K 13
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 3.3
2.0
Electrical Conductivity: Equal Weight (Specific), % IACS 3.4
2.3

Otherwise Unclassified Properties

Base Metal Price, % relative 60
19
Density, g/cm3 8.8
7.8
Embodied Carbon, kg CO2/kg material 9.5
3.7
Embodied Energy, MJ/kg 140
53
Embodied Water, L/kg 250
150

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 120
180
Resilience: Unit (Modulus of Resilience), kJ/m3 200
170
Stiffness to Weight: Axial, points 10
14
Stiffness to Weight: Bending, points 21
25
Strength to Weight: Axial, points 16
19
Strength to Weight: Bending, points 16
19
Thermal Diffusivity, mm2/s 5.7
4.3
Thermal Shock Resistance, points 18
11

Alloy Composition

Carbon (C), % 0 to 0.3
0 to 0.080
Chromium (Cr), % 0
18 to 21
Copper (Cu), % 26 to 33
0
Iron (Fe), % 0 to 3.5
61.8 to 73
Manganese (Mn), % 0 to 1.5
0 to 1.5
Molybdenum (Mo), % 0
0 to 0.5
Nickel (Ni), % 56.6 to 72
9.0 to 12
Niobium (Nb), % 1.0 to 3.0
0 to 1.0
Phosphorus (P), % 0 to 0.030
0 to 0.040
Silicon (Si), % 1.0 to 2.0
0 to 2.0
Sulfur (S), % 0 to 0.030
0 to 0.040