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Grade 6 Titanium vs. EN 1.4837 Stainless Steel

Grade 6 titanium belongs to the titanium alloys classification, while EN 1.4837 stainless 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 6 titanium and the bottom bar is EN 1.4837 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
200
Elongation at Break, % 11
6.8
Fatigue Strength, MPa 290
120
Poisson's Ratio 0.32
0.27
Shear Modulus, GPa 39
78
Tensile Strength: Ultimate (UTS), MPa 890
500
Tensile Strength: Yield (Proof), MPa 840
250

Thermal Properties

Latent Heat of Fusion, J/g 410
320
Maximum Temperature: Mechanical, °C 310
1050
Melting Completion (Liquidus), °C 1580
1390
Melting Onset (Solidus), °C 1530
1350
Specific Heat Capacity, J/kg-K 550
490
Thermal Conductivity, W/m-K 7.8
14
Thermal Expansion, µm/m-K 9.4
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.2
2.0
Electrical Conductivity: Equal Weight (Specific), % IACS 2.5
2.4

Otherwise Unclassified Properties

Base Metal Price, % relative 36
20
Density, g/cm3 4.5
7.7
Embodied Carbon, kg CO2/kg material 30
3.7
Embodied Energy, MJ/kg 480
53
Embodied Water, L/kg 190
180

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 92
29
Resilience: Unit (Modulus of Resilience), kJ/m3 3390
160
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 35
25
Strength to Weight: Axial, points 55
18
Strength to Weight: Bending, points 46
18
Thermal Diffusivity, mm2/s 3.2
3.7
Thermal Shock Resistance, points 65
11

Alloy Composition

Aluminum (Al), % 4.0 to 6.0
0
Carbon (C), % 0 to 0.080
0.3 to 0.5
Chromium (Cr), % 0
24 to 27
Hydrogen (H), % 0 to 0.015
0
Iron (Fe), % 0 to 0.5
53.4 to 63.7
Manganese (Mn), % 0
0 to 2.0
Molybdenum (Mo), % 0
0 to 0.5
Nickel (Ni), % 0
11 to 14
Nitrogen (N), % 0 to 0.030
0
Oxygen (O), % 0 to 0.2
0
Phosphorus (P), % 0
0 to 0.040
Silicon (Si), % 0
1.0 to 2.5
Sulfur (S), % 0
0 to 0.030
Tin (Sn), % 2.0 to 3.0
0
Titanium (Ti), % 89.8 to 94
0
Residuals, % 0 to 0.4
0