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Nickel 908 vs. SAE-AISI M36 Steel

Nickel 908 belongs to the nickel alloys classification, while SAE-AISI M36 steel belongs to the iron alloys. They have 45% of their average alloy composition in common. There are 22 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is nickel 908 and the bottom bar is SAE-AISI M36 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 180
200
Poisson's Ratio 0.3
0.29
Shear Modulus, GPa 70
78
Tensile Strength: Ultimate (UTS), MPa 1340
810 to 2190

Thermal Properties

Latent Heat of Fusion, J/g 290
260
Melting Completion (Liquidus), °C 1430
1600
Melting Onset (Solidus), °C 1380
1550
Specific Heat Capacity, J/kg-K 460
440
Thermal Conductivity, W/m-K 11
19
Thermal Expansion, µm/m-K 8.6
12

Otherwise Unclassified Properties

Base Metal Price, % relative 50
38
Density, g/cm3 8.3
8.4
Embodied Carbon, kg CO2/kg material 9.3
9.5
Embodied Energy, MJ/kg 140
140
Embodied Water, L/kg 170
140

Common Calculations

PREN (Pitting Resistance) 4.2
31
Stiffness to Weight: Axial, points 12
13
Stiffness to Weight: Bending, points 23
23
Strength to Weight: Axial, points 45
27 to 72
Strength to Weight: Bending, points 33
23 to 44
Thermal Diffusivity, mm2/s 2.9
5.1
Thermal Shock Resistance, points 61
25 to 68

Alloy Composition

Aluminum (Al), % 0.75 to 1.3
0
Boron (B), % 0 to 0.012
0
Carbon (C), % 0 to 0.030
0.8 to 0.9
Chromium (Cr), % 3.8 to 4.5
3.8 to 4.5
Cobalt (Co), % 0 to 0.5
7.8 to 8.8
Copper (Cu), % 0 to 0.5
0 to 0.25
Iron (Fe), % 35.6 to 44.6
70.1 to 75.5
Manganese (Mn), % 0 to 1.0
0.15 to 0.4
Molybdenum (Mo), % 0
4.6 to 5.5
Nickel (Ni), % 47 to 51
0 to 0.3
Niobium (Nb), % 2.7 to 3.3
0
Phosphorus (P), % 0 to 0.015
0 to 0.030
Silicon (Si), % 0 to 0.5
0.2 to 0.45
Sulfur (S), % 0 to 0.0050
0 to 0.030
Titanium (Ti), % 1.2 to 1.8
0
Tungsten (W), % 0
5.5 to 6.5
Vanadium (V), % 0
1.8 to 2.3