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SAE-AISI M36 Steel vs. Titanium 6-7

SAE-AISI M36 steel belongs to the iron alloys classification, while titanium 6-7 belongs to the titanium alloys. There are 19 material properties with values for both materials. Properties with values for just one material (11, in this case) are not shown.

For each property being compared, the top bar is SAE-AISI M36 steel and the bottom bar is titanium 6-7.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
120
Poisson's Ratio 0.29
0.33
Shear Modulus, GPa 78
45
Tensile Strength: Ultimate (UTS), MPa 810 to 2190
1020

Thermal Properties

Latent Heat of Fusion, J/g 260
410
Melting Completion (Liquidus), °C 1600
1700
Melting Onset (Solidus), °C 1550
1650
Specific Heat Capacity, J/kg-K 440
520
Thermal Expansion, µm/m-K 12
9.3

Otherwise Unclassified Properties

Base Metal Price, % relative 38
75
Density, g/cm3 8.4
5.1
Embodied Carbon, kg CO2/kg material 9.5
34
Embodied Energy, MJ/kg 140
540
Embodied Water, L/kg 140
190

Common Calculations

Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 23
32
Strength to Weight: Axial, points 27 to 72
56
Strength to Weight: Bending, points 23 to 44
44
Thermal Shock Resistance, points 25 to 68
66

Alloy Composition

Aluminum (Al), % 0
5.5 to 6.5
Carbon (C), % 0.8 to 0.9
0 to 0.080
Chromium (Cr), % 3.8 to 4.5
0
Cobalt (Co), % 7.8 to 8.8
0
Copper (Cu), % 0 to 0.25
0
Hydrogen (H), % 0
0 to 0.0090
Iron (Fe), % 70.1 to 75.5
0 to 0.25
Manganese (Mn), % 0.15 to 0.4
0
Molybdenum (Mo), % 4.6 to 5.5
6.5 to 7.5
Nickel (Ni), % 0 to 0.3
0
Niobium (Nb), % 0
6.5 to 7.5
Nitrogen (N), % 0
0 to 0.050
Oxygen (O), % 0
0 to 0.2
Phosphorus (P), % 0 to 0.030
0
Silicon (Si), % 0.2 to 0.45
0
Sulfur (S), % 0 to 0.030
0
Tantalum (Ta), % 0
0 to 0.5
Titanium (Ti), % 0
84.9 to 88
Tungsten (W), % 5.5 to 6.5
0
Vanadium (V), % 1.8 to 2.3
0