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Grade M30C Nickel vs. ACI-ASTM CG3M Steel

Grade M30C nickel belongs to the nickel alloys classification, while ACI-ASTM CG3M 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 CG3M steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 160
200
Elongation at Break, % 29
28
Fatigue Strength, MPa 170
200
Poisson's Ratio 0.32
0.28
Shear Modulus, GPa 61
79
Tensile Strength: Ultimate (UTS), MPa 510
580
Tensile Strength: Yield (Proof), MPa 250
270

Thermal Properties

Latent Heat of Fusion, J/g 290
300
Maximum Temperature: Mechanical, °C 900
1020
Melting Completion (Liquidus), °C 1290
1450
Melting Onset (Solidus), °C 1240
1400
Specific Heat Capacity, J/kg-K 430
470
Thermal Conductivity, W/m-K 22
15
Thermal Expansion, µm/m-K 13
16

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
20
Density, g/cm3 8.8
7.9
Embodied Carbon, kg CO2/kg material 9.5
4.1
Embodied Energy, MJ/kg 140
56
Embodied Water, L/kg 250
160

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 120
130
Resilience: Unit (Modulus of Resilience), kJ/m3 200
190
Stiffness to Weight: Axial, points 10
14
Stiffness to Weight: Bending, points 21
25
Strength to Weight: Axial, points 16
20
Strength to Weight: Bending, points 16
20
Thermal Diffusivity, mm2/s 5.7
4.1
Thermal Shock Resistance, points 18
13

Alloy Composition

Carbon (C), % 0 to 0.3
0 to 0.030
Chromium (Cr), % 0
18 to 21
Copper (Cu), % 26 to 33
0
Iron (Fe), % 0 to 3.5
58.9 to 70
Manganese (Mn), % 0 to 1.5
0 to 1.5
Molybdenum (Mo), % 0
3.0 to 4.0
Nickel (Ni), % 56.6 to 72
9.0 to 13
Niobium (Nb), % 1.0 to 3.0
0
Phosphorus (P), % 0 to 0.030
0 to 0.040
Silicon (Si), % 1.0 to 2.0
0 to 1.5
Sulfur (S), % 0 to 0.030
0 to 0.040