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Grade 12 Titanium vs. EN 1.0117 Steel

Grade 12 titanium belongs to the titanium alloys classification, while EN 1.0117 steel belongs to the iron alloys. There are 31 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is grade 12 titanium and the bottom bar is EN 1.0117 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 170
120
Elastic (Young's, Tensile) Modulus, GPa 110
190
Elongation at Break, % 21
25
Fatigue Strength, MPa 280
160
Poisson's Ratio 0.32
0.29
Shear Modulus, GPa 39
73
Shear Strength, MPa 330
270
Tensile Strength: Ultimate (UTS), MPa 530
430
Tensile Strength: Yield (Proof), MPa 410
220

Thermal Properties

Latent Heat of Fusion, J/g 420
250
Maximum Temperature: Mechanical, °C 320
400
Melting Completion (Liquidus), °C 1660
1460
Melting Onset (Solidus), °C 1610
1420
Specific Heat Capacity, J/kg-K 540
470
Thermal Conductivity, W/m-K 21
52
Thermal Expansion, µm/m-K 9.6
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 3.3
7.2
Electrical Conductivity: Equal Weight (Specific), % IACS 6.6
8.2

Otherwise Unclassified Properties

Base Metal Price, % relative 37
1.9
Density, g/cm3 4.5
7.9
Embodied Carbon, kg CO2/kg material 31
1.4
Embodied Energy, MJ/kg 500
18
Embodied Water, L/kg 110
47

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 110
88
Resilience: Unit (Modulus of Resilience), kJ/m3 770
130
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 35
24
Strength to Weight: Axial, points 32
15
Strength to Weight: Bending, points 32
16
Thermal Diffusivity, mm2/s 8.5
14
Thermal Shock Resistance, points 37
13

Alloy Composition


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Carbon (C), % 0 to 0.080
0 to 0.19
Copper (Cu), % 0
0 to 0.6
Hydrogen (H), % 0 to 0.015
0
Iron (Fe), % 0 to 0.3
97.6 to 100
Manganese (Mn), % 0
0 to 1.5
Molybdenum (Mo), % 0.2 to 0.4
0
Nickel (Ni), % 0.6 to 0.9
0
Nitrogen (N), % 0 to 0.030
0
Oxygen (O), % 0 to 0.25
0
Phosphorus (P), % 0
0 to 0.035
Sulfur (S), % 0
0 to 0.035
Titanium (Ti), % 97.6 to 99.2
0
Residuals, % 0 to 0.4
0