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EN 1.4762 Stainless Steel vs. Grade 2 Titanium

EN 1.4762 stainless steel belongs to the iron alloys classification, while grade 2 titanium belongs to the titanium alloys. There are 31 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is EN 1.4762 stainless steel and the bottom bar is grade 2 titanium.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 190
150
Elastic (Young's, Tensile) Modulus, GPa 200
110
Elongation at Break, % 13
23
Fatigue Strength, MPa 180
250
Poisson's Ratio 0.27
0.32
Shear Modulus, GPa 78
38
Shear Strength, MPa 370
270
Tensile Strength: Ultimate (UTS), MPa 620
420
Tensile Strength: Yield (Proof), MPa 310
360

Thermal Properties

Latent Heat of Fusion, J/g 300
420
Maximum Temperature: Mechanical, °C 1150
320
Melting Completion (Liquidus), °C 1410
1660
Melting Onset (Solidus), °C 1370
1610
Specific Heat Capacity, J/kg-K 490
540
Thermal Conductivity, W/m-K 17
22
Thermal Expansion, µm/m-K 10
9.0

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.6
3.6
Electrical Conductivity: Equal Weight (Specific), % IACS 1.9
7.2

Otherwise Unclassified Properties

Base Metal Price, % relative 12
37
Density, g/cm3 7.6
4.5
Embodied Carbon, kg CO2/kg material 2.5
31
Embodied Energy, MJ/kg 37
510
Embodied Water, L/kg 170
110

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 67
92
Resilience: Unit (Modulus of Resilience), kJ/m3 250
600
Stiffness to Weight: Axial, points 15
13
Stiffness to Weight: Bending, points 26
35
Strength to Weight: Axial, points 23
26
Strength to Weight: Bending, points 21
28
Thermal Diffusivity, mm2/s 4.6
8.9
Thermal Shock Resistance, points 22
32

Alloy Composition

Aluminum (Al), % 1.2 to 1.7
0
Carbon (C), % 0 to 0.12
0 to 0.080
Chromium (Cr), % 23 to 26
0
Hydrogen (H), % 0
0 to 0.015
Iron (Fe), % 69.7 to 75.1
0 to 0.3
Manganese (Mn), % 0 to 1.0
0
Nitrogen (N), % 0
0 to 0.030
Oxygen (O), % 0
0 to 0.25
Phosphorus (P), % 0 to 0.040
0
Silicon (Si), % 0.7 to 1.4
0
Sulfur (S), % 0 to 0.015
0
Titanium (Ti), % 0
98.9 to 100
Residuals, % 0
0 to 0.4