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

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

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
120
Elongation at Break, % 4.1 to 18
6.7 to 9.0
Poisson's Ratio 0.3
0.32
Shear Modulus, GPa 75
44
Shear Strength, MPa 710 to 1400
670 to 800
Tensile Strength: Ultimate (UTS), MPa 1140 to 2420
1140 to 1370
Tensile Strength: Yield (Proof), MPa 830 to 2300
1040 to 1230

Thermal Properties

Latent Heat of Fusion, J/g 270
400
Melting Completion (Liquidus), °C 1470
1610
Melting Onset (Solidus), °C 1420
1560
Specific Heat Capacity, J/kg-K 450
540
Thermal Expansion, µm/m-K 12
9.4

Otherwise Unclassified Properties

Base Metal Price, % relative 39
40
Density, g/cm3 8.2
4.8
Embodied Carbon, kg CO2/kg material 5.6
29
Embodied Energy, MJ/kg 74
470
Embodied Water, L/kg 160
200

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 98 to 190
89 to 99
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 23
34
Strength to Weight: Axial, points 38 to 82
66 to 79
Strength to Weight: Bending, points 29 to 49
50 to 57
Thermal Shock Resistance, points 35 to 74
75 to 90

Alloy Composition

Aluminum (Al), % 0.050 to 0.15
5.0 to 6.0
Boron (B), % 0 to 0.0030
0
Calcium (Ca), % 0 to 0.050
0
Carbon (C), % 0 to 0.030
0 to 0.050
Cobalt (Co), % 11.5 to 12.5
0
Copper (Cu), % 0
0.35 to 1.0
Hydrogen (H), % 0
0 to 0.015
Iron (Fe), % 61.2 to 64.6
0.35 to 1.0
Manganese (Mn), % 0 to 0.1
0
Molybdenum (Mo), % 4.6 to 5.2
5.0 to 6.0
Nickel (Ni), % 18 to 19
0
Nitrogen (N), % 0
0 to 0.040
Oxygen (O), % 0
0 to 0.2
Phosphorus (P), % 0 to 0.010
0
Silicon (Si), % 0 to 0.1
0
Sulfur (S), % 0 to 0.010
0
Tin (Sn), % 0
1.5 to 2.5
Titanium (Ti), % 1.3 to 1.6
82.8 to 87.8
Zirconium (Zr), % 0 to 0.020
0
Residuals, % 0
0 to 0.4

Comparable Variants