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SAE-AISI M48 Steel vs. Nickel 684

SAE-AISI M48 steel belongs to the iron alloys classification, while nickel 684 belongs to the nickel alloys. There are 19 material properties with values for both materials. Properties with values for just one material (10, 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 684.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
200
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 78
76
Tensile Strength: Ultimate (UTS), MPa 890 to 2390
1190

Thermal Properties

Latent Heat of Fusion, J/g 260
320
Melting Completion (Liquidus), °C 1670
1370
Melting Onset (Solidus), °C 1620
1320
Specific Heat Capacity, J/kg-K 420
470
Thermal Expansion, µm/m-K 12
13

Otherwise Unclassified Properties

Base Metal Price, % relative 48
75
Density, g/cm3 8.7
8.3
Embodied Carbon, kg CO2/kg material 13
10
Embodied Energy, MJ/kg 190
140
Embodied Water, L/kg 160
360

Common Calculations

Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 22
23
Strength to Weight: Axial, points 28 to 76
40
Strength to Weight: Bending, points 23 to 45
30
Thermal Shock Resistance, points 26 to 71
34

Alloy Composition

Aluminum (Al), % 0
2.5 to 3.3
Boron (B), % 0
0.0030 to 0.010
Carbon (C), % 1.4 to 1.5
0 to 0.15
Chromium (Cr), % 3.5 to 4.0
15 to 20
Cobalt (Co), % 8.0 to 10
13 to 20
Copper (Cu), % 0 to 0.25
0 to 0.15
Iron (Fe), % 63.8 to 69.8
0 to 4.0
Manganese (Mn), % 0.15 to 0.4
0 to 0.75
Molybdenum (Mo), % 4.8 to 5.5
3.0 to 5.0
Nickel (Ni), % 0 to 0.3
42.7 to 64
Phosphorus (P), % 0 to 0.030
0 to 0.015
Silicon (Si), % 0.15 to 0.4
0 to 0.75
Sulfur (S), % 0 to 0.030
0 to 0.015
Titanium (Ti), % 0
2.5 to 3.3
Tungsten (W), % 9.5 to 10.5
0
Vanadium (V), % 2.8 to 3.3
0