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AISI 409Cb Stainless Steel vs. Grade 35 Titanium

AISI 409Cb stainless steel belongs to the iron alloys classification, while grade 35 titanium belongs to the titanium alloys. There are 30 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is AISI 409Cb stainless steel and the bottom bar is grade 35 titanium.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
110
Elongation at Break, % 24
5.6
Fatigue Strength, MPa 140
330
Poisson's Ratio 0.28
0.32
Shear Modulus, GPa 75
41
Shear Strength, MPa 270
580
Tensile Strength: Ultimate (UTS), MPa 420
1000
Tensile Strength: Yield (Proof), MPa 200
630

Thermal Properties

Latent Heat of Fusion, J/g 270
420
Maximum Temperature: Mechanical, °C 710
320
Melting Completion (Liquidus), °C 1450
1630
Melting Onset (Solidus), °C 1410
1580
Specific Heat Capacity, J/kg-K 480
550
Thermal Conductivity, W/m-K 25
7.4
Thermal Expansion, µm/m-K 10
9.3

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.9
1.1
Electrical Conductivity: Equal Weight (Specific), % IACS 3.3
2.2

Otherwise Unclassified Properties

Base Metal Price, % relative 8.5
37
Density, g/cm3 7.8
4.6
Embodied Carbon, kg CO2/kg material 2.2
33
Embodied Energy, MJ/kg 31
530
Embodied Water, L/kg 94
170

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 83
49
Resilience: Unit (Modulus of Resilience), kJ/m3 100
1830
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
35
Strength to Weight: Axial, points 15
61
Strength to Weight: Bending, points 16
49
Thermal Diffusivity, mm2/s 6.7
3.0
Thermal Shock Resistance, points 15
70

Alloy Composition

Aluminum (Al), % 0
4.0 to 5.0
Carbon (C), % 0 to 0.060
0 to 0.080
Chromium (Cr), % 10.5 to 11.7
0
Hydrogen (H), % 0
0 to 0.015
Iron (Fe), % 84.9 to 89.5
0.2 to 0.8
Manganese (Mn), % 0 to 1.0
0
Molybdenum (Mo), % 0
1.5 to 2.5
Nickel (Ni), % 0 to 0.5
0
Niobium (Nb), % 0 to 0.75
0
Nitrogen (N), % 0
0 to 0.050
Oxygen (O), % 0
0 to 0.25
Phosphorus (P), % 0 to 0.045
0
Silicon (Si), % 0 to 1.0
0.2 to 0.4
Sulfur (S), % 0 to 0.040
0
Titanium (Ti), % 0
88.4 to 93
Vanadium (V), % 0
1.1 to 2.1
Residuals, % 0
0 to 0.4