MakeItFrom.com
Menu (ESC)

Grade 29 Titanium vs. S17700 Stainless Steel

Grade 29 titanium belongs to the titanium alloys classification, while S17700 stainless steel belongs to the iron 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 grade 29 titanium and the bottom bar is S17700 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
200
Elongation at Break, % 6.8 to 11
1.0 to 23
Fatigue Strength, MPa 460 to 510
290 to 560
Poisson's Ratio 0.32
0.28
Shear Modulus, GPa 40
76
Shear Strength, MPa 550 to 560
740 to 940
Tensile Strength: Ultimate (UTS), MPa 930 to 940
1180 to 1650
Tensile Strength: Yield (Proof), MPa 850 to 870
430 to 1210

Thermal Properties

Latent Heat of Fusion, J/g 410
290
Maximum Temperature: Mechanical, °C 340
890
Melting Completion (Liquidus), °C 1610
1440
Melting Onset (Solidus), °C 1560
1400
Specific Heat Capacity, J/kg-K 560
480
Thermal Conductivity, W/m-K 7.3
15
Thermal Expansion, µm/m-K 9.3
11

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.0
2.3
Electrical Conductivity: Equal Weight (Specific), % IACS 2.0
2.7

Otherwise Unclassified Properties

Base Metal Price, % relative 36
13
Density, g/cm3 4.5
7.7
Embodied Carbon, kg CO2/kg material 39
2.8
Embodied Energy, MJ/kg 640
40
Embodied Water, L/kg 410
150

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 62 to 100
15 to 210
Resilience: Unit (Modulus of Resilience), kJ/m3 3420 to 3540
460 to 3750
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 35
25
Strength to Weight: Axial, points 58 to 59
42 to 59
Strength to Weight: Bending, points 47 to 48
32 to 40
Thermal Diffusivity, mm2/s 2.9
4.1
Thermal Shock Resistance, points 68 to 69
39 to 54

Alloy Composition

Aluminum (Al), % 5.5 to 6.5
0.75 to 1.5
Carbon (C), % 0 to 0.080
0 to 0.090
Chromium (Cr), % 0
16 to 18
Hydrogen (H), % 0 to 0.015
0
Iron (Fe), % 0 to 0.25
70.5 to 76.8
Manganese (Mn), % 0
0 to 1.0
Nickel (Ni), % 0
6.5 to 7.8
Nitrogen (N), % 0 to 0.030
0
Oxygen (O), % 0 to 0.13
0
Phosphorus (P), % 0
0 to 0.040
Ruthenium (Ru), % 0.080 to 0.14
0
Silicon (Si), % 0
0 to 1.0
Sulfur (S), % 0
0 to 0.030
Titanium (Ti), % 88 to 90.9
0
Vanadium (V), % 3.5 to 4.5
0
Residuals, % 0 to 0.4
0

Comparable Variants