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S30435 Stainless Steel vs. Grade 26 Titanium

S30435 stainless steel belongs to the iron alloys classification, while grade 26 titanium belongs to the titanium alloys. There are 30 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is S30435 stainless steel and the bottom bar is grade 26 titanium.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
110
Elongation at Break, % 51
23
Fatigue Strength, MPa 170
250
Poisson's Ratio 0.28
0.32
Shear Modulus, GPa 76
41
Shear Strength, MPa 370
250
Tensile Strength: Ultimate (UTS), MPa 510
390
Tensile Strength: Yield (Proof), MPa 170
350

Thermal Properties

Latent Heat of Fusion, J/g 280
420
Maximum Temperature: Mechanical, °C 900
320
Melting Completion (Liquidus), °C 1420
1660
Melting Onset (Solidus), °C 1380
1610
Specific Heat Capacity, J/kg-K 480
540
Thermal Conductivity, W/m-K 16
21
Thermal Expansion, µm/m-K 16
9.2

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.4
3.4
Electrical Conductivity: Equal Weight (Specific), % IACS 2.8
6.9

Otherwise Unclassified Properties

Base Metal Price, % relative 14
37
Density, g/cm3 7.8
4.5
Embodied Carbon, kg CO2/kg material 2.9
33
Embodied Energy, MJ/kg 40
530
Embodied Water, L/kg 140
320

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 210
85
Resilience: Unit (Modulus of Resilience), kJ/m3 77
580
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
35
Strength to Weight: Axial, points 18
24
Strength to Weight: Bending, points 18
26
Thermal Diffusivity, mm2/s 4.2
8.6
Thermal Shock Resistance, points 12
28

Alloy Composition

Carbon (C), % 0 to 0.080
0 to 0.080
Chromium (Cr), % 16 to 18
0
Copper (Cu), % 1.5 to 3.0
0
Hydrogen (H), % 0
0 to 0.015
Iron (Fe), % 66.9 to 75.5
0 to 0.3
Manganese (Mn), % 0 to 2.0
0
Nickel (Ni), % 7.0 to 9.0
0
Nitrogen (N), % 0
0 to 0.030
Oxygen (O), % 0
0 to 0.25
Phosphorus (P), % 0 to 0.045
0
Ruthenium (Ru), % 0
0.080 to 0.14
Silicon (Si), % 0 to 1.0
0
Sulfur (S), % 0 to 0.030
0
Titanium (Ti), % 0
98.8 to 99.92
Residuals, % 0
0 to 0.4