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SAE-AISI 1065 Steel vs. Grade 34 Titanium

SAE-AISI 1065 steel belongs to the iron alloys classification, while grade 34 titanium belongs to the titanium alloys. There are 31 material properties with values for both materials. Properties with values for just one material (1, in this case) are not shown.

For each property being compared, the top bar is SAE-AISI 1065 steel and the bottom bar is grade 34 titanium.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
110
Elongation at Break, % 11 to 14
20
Fatigue Strength, MPa 270 to 340
310
Poisson's Ratio 0.29
0.32
Reduction in Area, % 34 to 51
34
Shear Modulus, GPa 72
41
Shear Strength, MPa 430 to 470
320
Tensile Strength: Ultimate (UTS), MPa 710 to 780
510
Tensile Strength: Yield (Proof), MPa 430 to 550
450

Thermal Properties

Latent Heat of Fusion, J/g 250
420
Maximum Temperature: Mechanical, °C 400
320
Melting Completion (Liquidus), °C 1460
1660
Melting Onset (Solidus), °C 1420
1610
Specific Heat Capacity, J/kg-K 470
540
Thermal Conductivity, W/m-K 51
21
Thermal Expansion, µm/m-K 11
8.7

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 11
3.4
Electrical Conductivity: Equal Weight (Specific), % IACS 12
6.7

Otherwise Unclassified Properties

Base Metal Price, % relative 1.8
55
Density, g/cm3 7.8
4.5
Embodied Carbon, kg CO2/kg material 1.4
33
Embodied Energy, MJ/kg 19
530
Embodied Water, L/kg 46
200

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 74 to 90
100
Resilience: Unit (Modulus of Resilience), kJ/m3 490 to 820
960
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
35
Strength to Weight: Axial, points 25 to 28
31
Strength to Weight: Bending, points 23 to 24
31
Thermal Diffusivity, mm2/s 14
8.4
Thermal Shock Resistance, points 25 to 27
39

Alloy Composition

Carbon (C), % 0.6 to 0.7
0 to 0.080
Chromium (Cr), % 0
0.1 to 0.2
Hydrogen (H), % 0
0 to 0.015
Iron (Fe), % 98.3 to 98.8
0 to 0.3
Manganese (Mn), % 0.6 to 0.9
0
Nickel (Ni), % 0
0.35 to 0.55
Nitrogen (N), % 0
0 to 0.050
Oxygen (O), % 0
0 to 0.35
Palladium (Pd), % 0
0.010 to 0.020
Phosphorus (P), % 0 to 0.040
0
Ruthenium (Ru), % 0
0.020 to 0.040
Sulfur (S), % 0 to 0.050
0
Titanium (Ti), % 0
98 to 99.52
Residuals, % 0
0 to 0.4