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Grade 350 Maraging Steel vs. Grade 19 Titanium

Grade 350 maraging steel belongs to the iron alloys classification, while grade 19 titanium belongs to the titanium alloys. There are 23 material properties with values for both materials. Properties with values for just one material (9, in this case) are not shown.

For each property being compared, the top bar is grade 350 maraging steel and the bottom bar is grade 19 titanium.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
120
Elongation at Break, % 4.1 to 18
5.6 to 17
Poisson's Ratio 0.3
0.32
Shear Modulus, GPa 75
47
Shear Strength, MPa 710 to 1400
550 to 750
Tensile Strength: Ultimate (UTS), MPa 1140 to 2420
890 to 1300
Tensile Strength: Yield (Proof), MPa 830 to 2300
870 to 1170

Thermal Properties

Latent Heat of Fusion, J/g 270
400
Melting Completion (Liquidus), °C 1470
1660
Melting Onset (Solidus), °C 1420
1600
Specific Heat Capacity, J/kg-K 450
520
Thermal Expansion, µm/m-K 12
9.1

Otherwise Unclassified Properties

Base Metal Price, % relative 39
45
Density, g/cm3 8.2
5.0
Embodied Carbon, kg CO2/kg material 5.6
47
Embodied Energy, MJ/kg 74
760
Embodied Water, L/kg 160
230

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 98 to 190
70 to 150
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 23
33
Strength to Weight: Axial, points 38 to 82
49 to 72
Strength to Weight: Bending, points 29 to 49
41 to 53
Thermal Shock Resistance, points 35 to 74
57 to 83

Alloy Composition

Aluminum (Al), % 0.050 to 0.15
3.0 to 4.0
Boron (B), % 0 to 0.0030
0
Calcium (Ca), % 0 to 0.050
0
Carbon (C), % 0 to 0.030
0 to 0.050
Chromium (Cr), % 0
5.5 to 6.5
Cobalt (Co), % 11.5 to 12.5
0
Hydrogen (H), % 0
0 to 0.020
Iron (Fe), % 61.2 to 64.6
0 to 0.3
Manganese (Mn), % 0 to 0.1
0
Molybdenum (Mo), % 4.6 to 5.2
3.5 to 4.5
Nickel (Ni), % 18 to 19
0
Nitrogen (N), % 0
0 to 0.030
Oxygen (O), % 0
0 to 0.12
Phosphorus (P), % 0 to 0.010
0
Silicon (Si), % 0 to 0.1
0
Sulfur (S), % 0 to 0.010
0
Titanium (Ti), % 1.3 to 1.6
71.1 to 77
Vanadium (V), % 0
7.5 to 8.5
Zirconium (Zr), % 0 to 0.020
3.5 to 4.5
Residuals, % 0
0 to 0.4

Comparable Variants