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R58150 Titanium vs. EN 1.8505 Steel

R58150 titanium belongs to the titanium alloys classification, while EN 1.8505 steel belongs to the iron alloys. There are 26 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.

For each property being compared, the top bar is R58150 titanium and the bottom bar is EN 1.8505 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 140
190
Elongation at Break, % 13
13
Fatigue Strength, MPa 330
540
Poisson's Ratio 0.32
0.29
Shear Modulus, GPa 52
73
Shear Strength, MPa 470
630
Tensile Strength: Ultimate (UTS), MPa 770
1050
Tensile Strength: Yield (Proof), MPa 550
860

Thermal Properties

Latent Heat of Fusion, J/g 410
250
Maximum Temperature: Mechanical, °C 320
440
Melting Completion (Liquidus), °C 1760
1450
Melting Onset (Solidus), °C 1700
1410
Specific Heat Capacity, J/kg-K 500
480
Thermal Expansion, µm/m-K 8.4
13

Otherwise Unclassified Properties

Base Metal Price, % relative 48
2.8
Density, g/cm3 5.4
7.8
Embodied Carbon, kg CO2/kg material 31
1.6
Embodied Energy, MJ/kg 480
22
Embodied Water, L/kg 150
65

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 94
120
Resilience: Unit (Modulus of Resilience), kJ/m3 1110
1950
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 32
25
Strength to Weight: Axial, points 40
37
Strength to Weight: Bending, points 35
30
Thermal Shock Resistance, points 48
31

Alloy Composition

Aluminum (Al), % 0
0.8 to 1.2
Carbon (C), % 0 to 0.1
0.28 to 0.35
Chromium (Cr), % 0
1.5 to 1.8
Hydrogen (H), % 0 to 0.015
0
Iron (Fe), % 0 to 0.1
95.4 to 97.1
Manganese (Mn), % 0
0.4 to 0.7
Molybdenum (Mo), % 14 to 16
0.2 to 0.4
Nitrogen (N), % 0 to 0.050
0
Oxygen (O), % 0 to 0.2
0
Phosphorus (P), % 0
0 to 0.025
Silicon (Si), % 0
0 to 0.4
Sulfur (S), % 0
0 to 0.035
Titanium (Ti), % 83.5 to 86
0