MakeItFrom.com
Menu (ESC)

Grade 27 Titanium vs. EN 1.6570 Steel

Grade 27 titanium belongs to the titanium alloys classification, while EN 1.6570 steel belongs to the iron alloys. There are 29 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is grade 27 titanium and the bottom bar is EN 1.6570 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
190
Elongation at Break, % 27
11 to 17
Fatigue Strength, MPa 170
500 to 660
Poisson's Ratio 0.32
0.29
Shear Modulus, GPa 41
73
Tensile Strength: Ultimate (UTS), MPa 270
910 to 1130
Tensile Strength: Yield (Proof), MPa 230
760 to 1060

Thermal Properties

Latent Heat of Fusion, J/g 420
250
Maximum Temperature: Mechanical, °C 320
440
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
40
Thermal Expansion, µm/m-K 8.7
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 3.6
7.7
Electrical Conductivity: Equal Weight (Specific), % IACS 7.1
8.8

Otherwise Unclassified Properties

Base Metal Price, % relative 37
3.9
Density, g/cm3 4.5
7.9
Embodied Carbon, kg CO2/kg material 33
1.7
Embodied Energy, MJ/kg 530
23
Embodied Water, L/kg 320
56

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 70
120 to 140
Resilience: Unit (Modulus of Resilience), kJ/m3 240
1520 to 3010
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 35
24
Strength to Weight: Axial, points 17
32 to 40
Strength to Weight: Bending, points 21
27 to 31
Thermal Diffusivity, mm2/s 8.8
11
Thermal Shock Resistance, points 21
27 to 33

Alloy Composition

Carbon (C), % 0 to 0.080
0.28 to 0.35
Chromium (Cr), % 0
1.0 to 1.4
Hydrogen (H), % 0 to 0.015
0
Iron (Fe), % 0 to 0.2
94 to 96.2
Manganese (Mn), % 0
0.6 to 1.0
Molybdenum (Mo), % 0
0.3 to 0.5
Nickel (Ni), % 0
1.6 to 2.1
Nitrogen (N), % 0 to 0.030
0
Oxygen (O), % 0 to 0.18
0
Phosphorus (P), % 0
0 to 0.020
Ruthenium (Ru), % 0.080 to 0.14
0
Silicon (Si), % 0
0 to 0.6
Sulfur (S), % 0
0 to 0.015
Titanium (Ti), % 99 to 99.92
0
Residuals, % 0 to 0.4
0