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S44735 Stainless Steel vs. Titanium 6-2-4-2

S44735 stainless steel belongs to the iron alloys classification, while titanium 6-2-4-2 belongs to the titanium alloys. There are 26 material properties with values for both materials. Properties with values for just one material (9, in this case) are not shown.

For each property being compared, the top bar is S44735 stainless steel and the bottom bar is titanium 6-2-4-2.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 210
110
Elongation at Break, % 21
8.6
Fatigue Strength, MPa 300
490
Poisson's Ratio 0.27
0.32
Shear Modulus, GPa 82
40
Shear Strength, MPa 390
560
Tensile Strength: Ultimate (UTS), MPa 630
950
Tensile Strength: Yield (Proof), MPa 460
880

Thermal Properties

Latent Heat of Fusion, J/g 310
400
Maximum Temperature: Mechanical, °C 1100
300
Melting Completion (Liquidus), °C 1460
1590
Melting Onset (Solidus), °C 1420
1540
Specific Heat Capacity, J/kg-K 480
540
Thermal Expansion, µm/m-K 11
9.5

Otherwise Unclassified Properties

Base Metal Price, % relative 21
42
Density, g/cm3 7.7
4.6
Embodied Carbon, kg CO2/kg material 4.4
32
Embodied Energy, MJ/kg 61
520
Embodied Water, L/kg 180
210

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 120
79
Resilience: Unit (Modulus of Resilience), kJ/m3 520
3640
Stiffness to Weight: Axial, points 15
13
Stiffness to Weight: Bending, points 26
34
Strength to Weight: Axial, points 23
57
Strength to Weight: Bending, points 21
46
Thermal Shock Resistance, points 20
67

Alloy Composition

Aluminum (Al), % 0
5.5 to 6.5
Carbon (C), % 0 to 0.030
0 to 0.050
Chromium (Cr), % 28 to 30
0
Hydrogen (H), % 0
0 to 0.015
Iron (Fe), % 60.7 to 68.4
0 to 0.25
Manganese (Mn), % 0 to 1.0
0
Molybdenum (Mo), % 3.6 to 4.2
1.8 to 2.2
Nickel (Ni), % 0 to 1.0
0
Niobium (Nb), % 0.2 to 1.0
0
Nitrogen (N), % 0 to 0.045
0 to 0.050
Oxygen (O), % 0
0 to 0.15
Phosphorus (P), % 0 to 0.040
0
Silicon (Si), % 0 to 1.0
0.060 to 0.12
Sulfur (S), % 0 to 0.030
0
Tin (Sn), % 0
1.8 to 2.2
Titanium (Ti), % 0.2 to 1.0
83.7 to 87.2
Zirconium (Zr), % 0
3.6 to 4.4
Residuals, % 0
0 to 0.4