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AISI 334 Stainless Steel vs. Grade 5 Titanium

AISI 334 stainless steel belongs to the iron alloys classification, while grade 5 titanium belongs to the titanium alloys. There are 26 material properties with values for both materials. Properties with values for just one material (10, in this case) are not shown.

For each property being compared, the top bar is AISI 334 stainless steel and the bottom bar is grade 5 titanium.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
110
Elongation at Break, % 34
8.6 to 11
Fatigue Strength, MPa 150
530 to 630
Poisson's Ratio 0.28
0.32
Shear Modulus, GPa 77
40
Shear Strength, MPa 360
600 to 710
Tensile Strength: Ultimate (UTS), MPa 540
1000 to 1190
Tensile Strength: Yield (Proof), MPa 190
910 to 1110

Thermal Properties

Latent Heat of Fusion, J/g 290
410
Maximum Temperature: Mechanical, °C 1000
330
Melting Completion (Liquidus), °C 1410
1610
Melting Onset (Solidus), °C 1370
1650
Specific Heat Capacity, J/kg-K 480
560
Thermal Expansion, µm/m-K 16
8.9

Otherwise Unclassified Properties

Base Metal Price, % relative 22
36
Density, g/cm3 7.9
4.4
Embodied Carbon, kg CO2/kg material 4.1
38
Embodied Energy, MJ/kg 59
610
Embodied Water, L/kg 170
200

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 140
100 to 110
Resilience: Unit (Modulus of Resilience), kJ/m3 96
3980 to 5880
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
35
Strength to Weight: Axial, points 19
62 to 75
Strength to Weight: Bending, points 19
50 to 56
Thermal Shock Resistance, points 12
76 to 91

Alloy Composition

Aluminum (Al), % 0.15 to 0.6
5.5 to 6.8
Carbon (C), % 0 to 0.080
0 to 0.080
Chromium (Cr), % 18 to 20
0
Hydrogen (H), % 0
0 to 0.015
Iron (Fe), % 55.7 to 62.7
0 to 0.4
Manganese (Mn), % 0 to 1.0
0
Nickel (Ni), % 19 to 21
0
Nitrogen (N), % 0
0 to 0.050
Oxygen (O), % 0
0 to 0.2
Phosphorus (P), % 0 to 0.030
0
Silicon (Si), % 0 to 1.0
0
Sulfur (S), % 0 to 0.015
0
Titanium (Ti), % 0.15 to 0.6
87.4 to 91
Vanadium (V), % 0
3.5 to 4.5
Yttrium (Y), % 0
0 to 0.0050
Residuals, % 0
0 to 0.4