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Grade 34 Titanium vs. EN 1.4962 Stainless Steel

Grade 34 titanium belongs to the titanium alloys classification, while EN 1.4962 stainless steel belongs to the iron alloys. There are 30 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 grade 34 titanium and the bottom bar is EN 1.4962 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
200
Elongation at Break, % 20
22 to 34
Fatigue Strength, MPa 310
210 to 330
Poisson's Ratio 0.32
0.28
Shear Modulus, GPa 41
77
Shear Strength, MPa 320
420 to 440
Tensile Strength: Ultimate (UTS), MPa 510
630 to 690
Tensile Strength: Yield (Proof), MPa 450
260 to 490

Thermal Properties

Latent Heat of Fusion, J/g 420
280
Maximum Temperature: Mechanical, °C 320
910
Melting Completion (Liquidus), °C 1660
1480
Melting Onset (Solidus), °C 1610
1440
Specific Heat Capacity, J/kg-K 540
470
Thermal Conductivity, W/m-K 21
14
Thermal Expansion, µm/m-K 8.7
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 3.4
2.3
Electrical Conductivity: Equal Weight (Specific), % IACS 6.7
2.6

Otherwise Unclassified Properties

Base Metal Price, % relative 55
23
Density, g/cm3 4.5
8.1
Embodied Carbon, kg CO2/kg material 33
4.1
Embodied Energy, MJ/kg 530
59
Embodied Water, L/kg 200
150

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 100
140 to 170
Resilience: Unit (Modulus of Resilience), kJ/m3 960
170 to 610
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 35
24
Strength to Weight: Axial, points 31
21 to 24
Strength to Weight: Bending, points 31
20 to 21
Thermal Diffusivity, mm2/s 8.4
3.7
Thermal Shock Resistance, points 39
14 to 16

Alloy Composition

Boron (B), % 0
0.0015 to 0.0060
Carbon (C), % 0 to 0.080
0.070 to 0.15
Chromium (Cr), % 0.1 to 0.2
15.5 to 17.5
Hydrogen (H), % 0 to 0.015
0
Iron (Fe), % 0 to 0.3
62.1 to 69
Manganese (Mn), % 0
0 to 1.5
Nickel (Ni), % 0.35 to 0.55
12.5 to 14.5
Nitrogen (N), % 0 to 0.050
0
Oxygen (O), % 0 to 0.35
0
Palladium (Pd), % 0.010 to 0.020
0
Phosphorus (P), % 0
0 to 0.035
Ruthenium (Ru), % 0.020 to 0.040
0
Silicon (Si), % 0
0 to 0.5
Sulfur (S), % 0
0 to 0.015
Titanium (Ti), % 98 to 99.52
0.4 to 0.7
Tungsten (W), % 0
2.5 to 3.0
Residuals, % 0 to 0.4
0