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SAE-AISI M48 Steel vs. Nickel 686

SAE-AISI M48 steel belongs to the iron alloys classification, while nickel 686 belongs to the nickel alloys. There are 19 material properties with values for both materials. Properties with values for just one material (12, in this case) are not shown.

For each property being compared, the top bar is SAE-AISI M48 steel and the bottom bar is nickel 686.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
220
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 78
77
Tensile Strength: Ultimate (UTS), MPa 890 to 2390
780

Thermal Properties

Latent Heat of Fusion, J/g 260
320
Melting Completion (Liquidus), °C 1670
1380
Melting Onset (Solidus), °C 1620
1340
Specific Heat Capacity, J/kg-K 420
420
Thermal Expansion, µm/m-K 12
12

Otherwise Unclassified Properties

Base Metal Price, % relative 48
70
Density, g/cm3 8.7
9.0
Embodied Carbon, kg CO2/kg material 13
12
Embodied Energy, MJ/kg 190
170
Embodied Water, L/kg 160
300

Common Calculations

Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 22
22
Strength to Weight: Axial, points 28 to 76
24
Strength to Weight: Bending, points 23 to 45
21
Thermal Shock Resistance, points 26 to 71
21

Alloy Composition

Carbon (C), % 1.4 to 1.5
0 to 0.010
Chromium (Cr), % 3.5 to 4.0
19 to 23
Cobalt (Co), % 8.0 to 10
0
Copper (Cu), % 0 to 0.25
0
Iron (Fe), % 63.8 to 69.8
0 to 5.0
Manganese (Mn), % 0.15 to 0.4
0 to 0.75
Molybdenum (Mo), % 4.8 to 5.5
15 to 17
Nickel (Ni), % 0 to 0.3
49.5 to 63
Phosphorus (P), % 0 to 0.030
0 to 0.040
Silicon (Si), % 0.15 to 0.4
0 to 0.080
Sulfur (S), % 0 to 0.030
0 to 0.020
Titanium (Ti), % 0
0.020 to 0.25
Tungsten (W), % 9.5 to 10.5
3.0 to 4.4
Vanadium (V), % 2.8 to 3.3
0