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Nickel 30 vs. SAE-AISI O7 Steel

Nickel 30 belongs to the nickel alloys classification, while SAE-AISI O7 steel belongs to the iron alloys. There are 23 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 nickel 30 and the bottom bar is SAE-AISI O7 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 210
190
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 82
73
Tensile Strength: Ultimate (UTS), MPa 660
680 to 2110

Thermal Properties

Latent Heat of Fusion, J/g 320
250
Melting Completion (Liquidus), °C 1480
1480
Melting Onset (Solidus), °C 1430
1430
Specific Heat Capacity, J/kg-K 450
470
Thermal Conductivity, W/m-K 10
41
Thermal Expansion, µm/m-K 13
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.5
7.6
Electrical Conductivity: Equal Weight (Specific), % IACS 1.6
8.7

Otherwise Unclassified Properties

Base Metal Price, % relative 60
6.0
Density, g/cm3 8.5
7.9
Embodied Carbon, kg CO2/kg material 9.4
2.3
Embodied Energy, MJ/kg 130
33
Embodied Water, L/kg 290
52

Common Calculations

Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 23
24
Strength to Weight: Axial, points 22
24 to 74
Strength to Weight: Bending, points 20
22 to 46
Thermal Diffusivity, mm2/s 2.7
11
Thermal Shock Resistance, points 18
23 to 70

Alloy Composition

Carbon (C), % 0 to 0.030
1.1 to 1.3
Chromium (Cr), % 28 to 31.5
0.35 to 0.85
Cobalt (Co), % 0 to 5.0
0
Copper (Cu), % 1.0 to 2.4
0 to 0.25
Iron (Fe), % 13 to 17
92.9 to 97.6
Manganese (Mn), % 0 to 0.030
0 to 1.0
Molybdenum (Mo), % 4.0 to 6.0
0 to 0.3
Nickel (Ni), % 30.2 to 52.2
0 to 0.3
Niobium (Nb), % 0.3 to 1.5
0
Phosphorus (P), % 0 to 0.040
0 to 0.030
Silicon (Si), % 0 to 0.8
0 to 0.6
Sulfur (S), % 0 to 0.020
0 to 0.030
Tungsten (W), % 1.5 to 4.0
1.0 to 2.0
Vanadium (V), % 0
0 to 0.4