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Grade 6 Titanium vs. EN 1.4982 Stainless Steel

Grade 6 titanium belongs to the titanium alloys classification, while EN 1.4982 stainless steel belongs to the iron alloys. There are 30 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 6 titanium and the bottom bar is EN 1.4982 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
200
Elongation at Break, % 11
28
Fatigue Strength, MPa 290
420
Poisson's Ratio 0.32
0.28
Shear Modulus, GPa 39
76
Shear Strength, MPa 530
490
Tensile Strength: Ultimate (UTS), MPa 890
750
Tensile Strength: Yield (Proof), MPa 840
570

Thermal Properties

Latent Heat of Fusion, J/g 410
290
Maximum Temperature: Mechanical, °C 310
860
Melting Completion (Liquidus), °C 1580
1430
Melting Onset (Solidus), °C 1530
1390
Specific Heat Capacity, J/kg-K 550
470
Thermal Conductivity, W/m-K 7.8
13
Thermal Expansion, µm/m-K 9.4
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.2
2.3
Electrical Conductivity: Equal Weight (Specific), % IACS 2.5
2.7

Otherwise Unclassified Properties

Base Metal Price, % relative 36
22
Density, g/cm3 4.5
7.8
Embodied Carbon, kg CO2/kg material 30
4.9
Embodied Energy, MJ/kg 480
71
Embodied Water, L/kg 190
150

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 92
190
Resilience: Unit (Modulus of Resilience), kJ/m3 3390
830
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 35
25
Strength to Weight: Axial, points 55
27
Strength to Weight: Bending, points 46
23
Thermal Diffusivity, mm2/s 3.2
3.4
Thermal Shock Resistance, points 65
17

Alloy Composition

Aluminum (Al), % 4.0 to 6.0
0
Boron (B), % 0
0.0030 to 0.0090
Carbon (C), % 0 to 0.080
0.070 to 0.13
Chromium (Cr), % 0
14 to 16
Hydrogen (H), % 0 to 0.015
0
Iron (Fe), % 0 to 0.5
61.8 to 69.7
Manganese (Mn), % 0
5.5 to 7.0
Molybdenum (Mo), % 0
0.8 to 1.2
Nickel (Ni), % 0
9.0 to 11
Niobium (Nb), % 0
0.75 to 1.3
Nitrogen (N), % 0 to 0.030
0 to 0.1
Oxygen (O), % 0 to 0.2
0
Phosphorus (P), % 0
0 to 0.040
Silicon (Si), % 0
0 to 1.0
Sulfur (S), % 0
0 to 0.030
Tin (Sn), % 2.0 to 3.0
0
Titanium (Ti), % 89.8 to 94
0
Vanadium (V), % 0
0.15 to 0.4
Residuals, % 0 to 0.4
0