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SAE-AISI 8630 Steel vs. N06975 Nickel

SAE-AISI 8630 steel belongs to the iron alloys classification, while N06975 nickel belongs to the nickel alloys. There are 26 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 SAE-AISI 8630 steel and the bottom bar is N06975 nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 12 to 24
45
Fatigue Strength, MPa 260 to 350
210
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 73
80
Shear Strength, MPa 340 to 410
470
Tensile Strength: Ultimate (UTS), MPa 540 to 680
660
Tensile Strength: Yield (Proof), MPa 360 to 560
250

Thermal Properties

Latent Heat of Fusion, J/g 250
320
Maximum Temperature: Mechanical, °C 410
1000
Melting Completion (Liquidus), °C 1460
1430
Melting Onset (Solidus), °C 1420
1380
Specific Heat Capacity, J/kg-K 470
460
Thermal Expansion, µm/m-K 11
13

Otherwise Unclassified Properties

Base Metal Price, % relative 2.6
50
Density, g/cm3 7.8
8.3
Embodied Carbon, kg CO2/kg material 1.5
8.9
Embodied Energy, MJ/kg 20
120
Embodied Water, L/kg 50
270

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 78 to 110
240
Resilience: Unit (Modulus of Resilience), kJ/m3 340 to 840
150
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 19 to 24
22
Strength to Weight: Bending, points 19 to 22
20
Thermal Shock Resistance, points 18 to 23
18

Alloy Composition

Carbon (C), % 0.28 to 0.33
0 to 0.030
Chromium (Cr), % 0.4 to 0.6
23 to 26
Copper (Cu), % 0
0.7 to 1.2
Iron (Fe), % 96.8 to 97.9
10.2 to 23.6
Manganese (Mn), % 0.7 to 0.9
0 to 1.0
Molybdenum (Mo), % 0.15 to 0.25
5.0 to 7.0
Nickel (Ni), % 0.4 to 0.7
47 to 52
Phosphorus (P), % 0 to 0.035
0 to 0.030
Silicon (Si), % 0.15 to 0.35
0 to 1.0
Sulfur (S), % 0 to 0.040
0 to 0.030
Titanium (Ti), % 0
0.7 to 1.5