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R58150 Titanium vs. EN 1.6368 Steel

R58150 titanium belongs to the titanium alloys classification, while EN 1.6368 steel belongs to the iron alloys. There are 26 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 R58150 titanium and the bottom bar is EN 1.6368 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 140
190
Elongation at Break, % 13
18
Fatigue Strength, MPa 330
310 to 330
Poisson's Ratio 0.32
0.29
Shear Modulus, GPa 52
73
Shear Strength, MPa 470
410 to 430
Tensile Strength: Ultimate (UTS), MPa 770
660 to 690
Tensile Strength: Yield (Proof), MPa 550
460 to 490

Thermal Properties

Latent Heat of Fusion, J/g 410
250
Maximum Temperature: Mechanical, °C 320
410
Melting Completion (Liquidus), °C 1760
1460
Melting Onset (Solidus), °C 1700
1420
Specific Heat Capacity, J/kg-K 500
470
Thermal Expansion, µm/m-K 8.4
13

Otherwise Unclassified Properties

Base Metal Price, % relative 48
3.4
Density, g/cm3 5.4
7.9
Embodied Carbon, kg CO2/kg material 31
1.7
Embodied Energy, MJ/kg 480
22
Embodied Water, L/kg 150
53

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 94
110
Resilience: Unit (Modulus of Resilience), kJ/m3 1110
580 to 650
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 32
24
Strength to Weight: Axial, points 40
23 to 24
Strength to Weight: Bending, points 35
21 to 22
Thermal Shock Resistance, points 48
20

Alloy Composition

Aluminum (Al), % 0
0.015 to 0.040
Carbon (C), % 0 to 0.1
0 to 0.17
Chromium (Cr), % 0
0 to 0.3
Copper (Cu), % 0
0.5 to 0.8
Hydrogen (H), % 0 to 0.015
0
Iron (Fe), % 0 to 0.1
95.1 to 97.2
Manganese (Mn), % 0
0.8 to 1.2
Molybdenum (Mo), % 14 to 16
0.25 to 0.5
Nickel (Ni), % 0
1.0 to 1.3
Niobium (Nb), % 0
0.015 to 0.045
Nitrogen (N), % 0 to 0.050
0 to 0.020
Oxygen (O), % 0 to 0.2
0
Phosphorus (P), % 0
0 to 0.025
Silicon (Si), % 0
0.25 to 0.5
Sulfur (S), % 0
0 to 0.010
Titanium (Ti), % 83.5 to 86
0