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Grade 27 Titanium vs. EN 1.3961 Alloy

Grade 27 titanium belongs to the titanium alloys classification, while EN 1.3961 alloy belongs to the iron alloys. There are 24 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 grade 27 titanium and the bottom bar is EN 1.3961 alloy.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
190
Elongation at Break, % 27
31
Poisson's Ratio 0.32
0.3
Shear Modulus, GPa 41
72
Shear Strength, MPa 180
300
Tensile Strength: Ultimate (UTS), MPa 270
450
Tensile Strength: Yield (Proof), MPa 230
310

Thermal Properties

Latent Heat of Fusion, J/g 420
270
Melting Completion (Liquidus), °C 1660
1430
Melting Onset (Solidus), °C 1610
1390
Specific Heat Capacity, J/kg-K 540
460
Thermal Expansion, µm/m-K 8.7
1.3

Otherwise Unclassified Properties

Base Metal Price, % relative 37
25
Density, g/cm3 4.5
8.2
Embodied Carbon, kg CO2/kg material 33
4.8
Embodied Energy, MJ/kg 530
66
Embodied Water, L/kg 320
110

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 70
130
Resilience: Unit (Modulus of Resilience), kJ/m3 240
250
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 35
23
Strength to Weight: Axial, points 17
15
Strength to Weight: Bending, points 21
16
Thermal Shock Resistance, points 21
130

Alloy Composition

Carbon (C), % 0 to 0.080
0 to 0.050
Chromium (Cr), % 0
0 to 0.25
Hydrogen (H), % 0 to 0.015
0
Iron (Fe), % 0 to 0.2
60.7 to 65
Manganese (Mn), % 0
0 to 0.5
Molybdenum (Mo), % 0
0 to 1.0
Nickel (Ni), % 0
35 to 37
Nitrogen (N), % 0 to 0.030
0
Oxygen (O), % 0 to 0.18
0
Phosphorus (P), % 0
0 to 0.030
Ruthenium (Ru), % 0.080 to 0.14
0
Silicon (Si), % 0
0 to 0.5
Sulfur (S), % 0
0 to 0.020
Titanium (Ti), % 99 to 99.92
0
Residuals, % 0 to 0.4
0