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S32050 Stainless Steel vs. Grade 6 Titanium

S32050 stainless steel belongs to the iron alloys classification, while grade 6 titanium belongs to the titanium alloys. There are 30 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is S32050 stainless steel and the bottom bar is grade 6 titanium.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 210
100
Elongation at Break, % 46
11
Fatigue Strength, MPa 340
290
Poisson's Ratio 0.28
0.32
Shear Modulus, GPa 81
39
Shear Strength, MPa 540
530
Tensile Strength: Ultimate (UTS), MPa 770
890
Tensile Strength: Yield (Proof), MPa 370
840

Thermal Properties

Latent Heat of Fusion, J/g 310
410
Maximum Temperature: Mechanical, °C 1100
310
Melting Completion (Liquidus), °C 1460
1580
Melting Onset (Solidus), °C 1410
1530
Specific Heat Capacity, J/kg-K 470
550
Thermal Conductivity, W/m-K 12
7.8
Thermal Expansion, µm/m-K 16
9.4

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.9
1.2
Electrical Conductivity: Equal Weight (Specific), % IACS 2.1
2.5

Otherwise Unclassified Properties

Base Metal Price, % relative 31
36
Density, g/cm3 8.0
4.5
Embodied Carbon, kg CO2/kg material 6.0
30
Embodied Energy, MJ/kg 81
480
Embodied Water, L/kg 210
190

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 290
92
Resilience: Unit (Modulus of Resilience), kJ/m3 330
3390
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
35
Strength to Weight: Axial, points 27
55
Strength to Weight: Bending, points 23
46
Thermal Diffusivity, mm2/s 3.3
3.2
Thermal Shock Resistance, points 17
65

Alloy Composition

Aluminum (Al), % 0
4.0 to 6.0
Carbon (C), % 0 to 0.030
0 to 0.080
Chromium (Cr), % 22 to 24
0
Copper (Cu), % 0 to 0.4
0
Hydrogen (H), % 0
0 to 0.015
Iron (Fe), % 43.1 to 51.8
0 to 0.5
Manganese (Mn), % 0 to 1.5
0
Molybdenum (Mo), % 6.0 to 6.6
0
Nickel (Ni), % 20 to 23
0
Nitrogen (N), % 0.21 to 0.32
0 to 0.030
Oxygen (O), % 0
0 to 0.2
Phosphorus (P), % 0 to 0.035
0
Silicon (Si), % 0 to 1.0
0
Sulfur (S), % 0 to 0.020
0
Tin (Sn), % 0
2.0 to 3.0
Titanium (Ti), % 0
89.8 to 94
Residuals, % 0
0 to 0.4