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S39274 Stainless Steel vs. Grade C-6 Titanium

S39274 stainless steel belongs to the iron alloys classification, while grade C-6 titanium belongs to the titanium alloys. There are 31 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 S39274 stainless steel and the bottom bar is grade C-6 titanium.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 270
290
Elastic (Young's, Tensile) Modulus, GPa 210
100
Elongation at Break, % 17
9.0
Fatigue Strength, MPa 380
460
Poisson's Ratio 0.27
0.32
Rockwell C Hardness 28
32
Shear Modulus, GPa 81
39
Tensile Strength: Ultimate (UTS), MPa 900
890
Tensile Strength: Yield (Proof), MPa 620
830

Thermal Properties

Latent Heat of Fusion, J/g 300
410
Maximum Temperature: Mechanical, °C 1100
310
Melting Completion (Liquidus), °C 1480
1580
Melting Onset (Solidus), °C 1430
1530
Specific Heat Capacity, J/kg-K 470
550
Thermal Conductivity, W/m-K 16
7.8
Thermal Expansion, µm/m-K 13
9.8

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.2
1.2
Electrical Conductivity: Equal Weight (Specific), % IACS 2.4
2.5

Otherwise Unclassified Properties

Base Metal Price, % relative 24
36
Density, g/cm3 8.0
4.5
Embodied Carbon, kg CO2/kg material 4.3
30
Embodied Energy, MJ/kg 60
480
Embodied Water, L/kg 180
190

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 140
78
Resilience: Unit (Modulus of Resilience), kJ/m3 940
3300
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
35
Strength to Weight: Axial, points 32
55
Strength to Weight: Bending, points 26
46
Thermal Diffusivity, mm2/s 4.2
3.2
Thermal Shock Resistance, points 25
63

Alloy Composition

Aluminum (Al), % 0
4.0 to 6.0
Carbon (C), % 0 to 0.030
0 to 0.1
Chromium (Cr), % 24 to 26
0
Copper (Cu), % 0.2 to 0.8
0
Hydrogen (H), % 0
0 to 0.015
Iron (Fe), % 57 to 65.6
0 to 0.5
Manganese (Mn), % 0 to 1.0
0
Molybdenum (Mo), % 2.5 to 3.5
0
Nickel (Ni), % 6.0 to 8.0
0 to 0.050
Nitrogen (N), % 0.24 to 0.32
0
Oxygen (O), % 0
0 to 0.2
Phosphorus (P), % 0 to 0.030
0
Silicon (Si), % 0 to 0.8
0
Sulfur (S), % 0 to 0.020
0
Tin (Sn), % 0
2.0 to 3.0
Titanium (Ti), % 0
89.7 to 94
Tungsten (W), % 1.5 to 2.5
0
Residuals, % 0
0 to 0.4