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Titanium 6-2-4-2 vs. Grade 350 Maraging Steel

Titanium 6-2-4-2 belongs to the titanium alloys classification, while grade 350 maraging steel belongs to the iron alloys. There are 23 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 titanium 6-2-4-2 and the bottom bar is grade 350 maraging steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
190
Elongation at Break, % 8.6
4.1 to 18
Poisson's Ratio 0.32
0.3
Shear Modulus, GPa 40
75
Shear Strength, MPa 560
710 to 1400
Tensile Strength: Ultimate (UTS), MPa 950
1140 to 2420
Tensile Strength: Yield (Proof), MPa 880
830 to 2300

Thermal Properties

Latent Heat of Fusion, J/g 400
270
Melting Completion (Liquidus), °C 1590
1470
Melting Onset (Solidus), °C 1540
1420
Specific Heat Capacity, J/kg-K 540
450
Thermal Expansion, µm/m-K 9.5
12

Otherwise Unclassified Properties

Base Metal Price, % relative 42
39
Density, g/cm3 4.6
8.2
Embodied Carbon, kg CO2/kg material 32
5.6
Embodied Energy, MJ/kg 520
74
Embodied Water, L/kg 210
160

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 79
98 to 190
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 34
23
Strength to Weight: Axial, points 57
38 to 82
Strength to Weight: Bending, points 46
29 to 49
Thermal Shock Resistance, points 67
35 to 74

Alloy Composition


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Aluminum (Al), % 5.5 to 6.5
0.050 to 0.15
Boron (B), % 0
0 to 0.0030
Calcium (Ca), % 0
0 to 0.050
Carbon (C), % 0 to 0.050
0 to 0.030
Cobalt (Co), % 0
11.5 to 12.5
Hydrogen (H), % 0 to 0.015
0
Iron (Fe), % 0 to 0.25
61.2 to 64.6
Manganese (Mn), % 0
0 to 0.1
Molybdenum (Mo), % 1.8 to 2.2
4.6 to 5.2
Nickel (Ni), % 0
18 to 19
Nitrogen (N), % 0 to 0.050
0
Oxygen (O), % 0 to 0.15
0
Phosphorus (P), % 0
0 to 0.010
Silicon (Si), % 0.060 to 0.12
0 to 0.1
Sulfur (S), % 0
0 to 0.010
Tin (Sn), % 1.8 to 2.2
0
Titanium (Ti), % 83.7 to 87.2
1.3 to 1.6
Zirconium (Zr), % 3.6 to 4.4
0 to 0.020
Residuals, % 0 to 0.4
0