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AISI 430FSe Stainless Steel vs. Grade 38 Titanium

AISI 430FSe stainless steel belongs to the iron alloys classification, while grade 38 titanium belongs to the titanium alloys. There are 31 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 430FSe stainless steel and the bottom bar is grade 38 titanium.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
110
Elongation at Break, % 23
11
Fatigue Strength, MPa 210
530
Poisson's Ratio 0.28
0.32
Reduction in Area, % 50
29
Shear Modulus, GPa 77
40
Shear Strength, MPa 340
600
Tensile Strength: Ultimate (UTS), MPa 540
1000
Tensile Strength: Yield (Proof), MPa 310
910

Thermal Properties

Latent Heat of Fusion, J/g 280
410
Maximum Temperature: Mechanical, °C 870
330
Melting Completion (Liquidus), °C 1440
1620
Melting Onset (Solidus), °C 1390
1570
Specific Heat Capacity, J/kg-K 480
550
Thermal Conductivity, W/m-K 25
8.0
Thermal Expansion, µm/m-K 10
9.3

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.9
1.2
Electrical Conductivity: Equal Weight (Specific), % IACS 3.4
2.4

Otherwise Unclassified Properties

Base Metal Price, % relative 8.5
36
Density, g/cm3 7.7
4.5
Embodied Carbon, kg CO2/kg material 2.1
35
Embodied Energy, MJ/kg 30
560
Embodied Water, L/kg 120
160

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 110
110
Resilience: Unit (Modulus of Resilience), kJ/m3 250
3840
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
35
Strength to Weight: Axial, points 20
62
Strength to Weight: Bending, points 19
49
Thermal Diffusivity, mm2/s 6.8
3.2
Thermal Shock Resistance, points 19
72

Alloy Composition

Aluminum (Al), % 0
3.5 to 4.5
Carbon (C), % 0 to 0.12
0 to 0.080
Chromium (Cr), % 16 to 18
0
Hydrogen (H), % 0
0 to 0.015
Iron (Fe), % 79.5 to 84
1.2 to 1.8
Manganese (Mn), % 0 to 1.3
0
Nitrogen (N), % 0
0 to 0.030
Oxygen (O), % 0
0.2 to 0.3
Phosphorus (P), % 0 to 0.060
0
Silicon (Si), % 0 to 1.0
0
Sulfur (S), % 0 to 0.060
0
Titanium (Ti), % 0
89.9 to 93.1
Vanadium (V), % 0
2.0 to 3.0
Residuals, % 0
0 to 0.4