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Grade 1 Titanium vs. EN 1.6580 Steel

Grade 1 titanium belongs to the titanium alloys classification, while EN 1.6580 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 1 titanium and the bottom bar is EN 1.6580 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 120
220 to 350
Elastic (Young's, Tensile) Modulus, GPa 110
190
Elongation at Break, % 28
11 to 19
Fatigue Strength, MPa 170
310 to 610
Poisson's Ratio 0.32
0.29
Shear Modulus, GPa 39
73
Shear Strength, MPa 200
450 to 700
Tensile Strength: Ultimate (UTS), MPa 310
720 to 1170
Tensile Strength: Yield (Proof), MPa 220
460 to 990

Thermal Properties

Latent Heat of Fusion, J/g 420
250
Maximum Temperature: Mechanical, °C 320
450
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 20
40
Thermal Expansion, µm/m-K 8.8
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 3.7
7.8
Electrical Conductivity: Equal Weight (Specific), % IACS 7.3
8.9

Otherwise Unclassified Properties

Base Metal Price, % relative 37
4.3
Density, g/cm3 4.5
7.9
Embodied Carbon, kg CO2/kg material 31
1.8
Embodied Energy, MJ/kg 510
23
Embodied Water, L/kg 110
59

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 79
120 to 130
Resilience: Unit (Modulus of Resilience), kJ/m3 230
560 to 2590
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 35
24
Strength to Weight: Axial, points 19
26 to 41
Strength to Weight: Bending, points 23
23 to 31
Thermal Diffusivity, mm2/s 8.2
11
Thermal Shock Resistance, points 24
21 to 34

Alloy Composition

Carbon (C), % 0 to 0.080
0.26 to 0.34
Chromium (Cr), % 0
1.8 to 2.2
Hydrogen (H), % 0 to 0.015
0
Iron (Fe), % 0 to 0.2
93.7 to 95.5
Manganese (Mn), % 0
0.3 to 0.6
Molybdenum (Mo), % 0
0.3 to 0.5
Nickel (Ni), % 0
1.8 to 2.2
Nitrogen (N), % 0 to 0.030
0
Oxygen (O), % 0 to 0.18
0
Phosphorus (P), % 0
0 to 0.035
Silicon (Si), % 0
0 to 0.4
Sulfur (S), % 0
0 to 0.035
Titanium (Ti), % 99.095 to 100
0
Residuals, % 0 to 0.4
0