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EN 1.4020 Stainless Steel vs. Grade 32 Titanium

EN 1.4020 stainless steel belongs to the iron alloys classification, while grade 32 titanium belongs to the titanium alloys. There are 26 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.

For each property being compared, the top bar is EN 1.4020 stainless steel and the bottom bar is grade 32 titanium.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
110
Elongation at Break, % 13 to 34
11
Fatigue Strength, MPa 340 to 540
390
Poisson's Ratio 0.28
0.32
Shear Modulus, GPa 77
40
Shear Strength, MPa 510 to 680
460
Tensile Strength: Ultimate (UTS), MPa 770 to 1130
770
Tensile Strength: Yield (Proof), MPa 430 to 950
670

Thermal Properties

Latent Heat of Fusion, J/g 280
410
Maximum Temperature: Mechanical, °C 890
310
Melting Completion (Liquidus), °C 1390
1610
Melting Onset (Solidus), °C 1350
1560
Specific Heat Capacity, J/kg-K 480
550
Thermal Expansion, µm/m-K 17
8.2

Otherwise Unclassified Properties

Base Metal Price, % relative 11
38
Density, g/cm3 7.6
4.5
Embodied Carbon, kg CO2/kg material 2.5
32
Embodied Energy, MJ/kg 37
530
Embodied Water, L/kg 150
180

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 140 to 220
83
Resilience: Unit (Modulus of Resilience), kJ/m3 460 to 2290
2100
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
35
Strength to Weight: Axial, points 28 to 41
47
Strength to Weight: Bending, points 25 to 32
41
Thermal Shock Resistance, points 16 to 23
63

Alloy Composition

Aluminum (Al), % 0
4.5 to 5.5
Carbon (C), % 0 to 0.15
0 to 0.080
Chromium (Cr), % 16.5 to 19
0
Hydrogen (H), % 0
0 to 0.015
Iron (Fe), % 62.8 to 71.8
0 to 0.25
Manganese (Mn), % 11 to 14
0
Molybdenum (Mo), % 0
0.6 to 1.2
Nickel (Ni), % 0.5 to 2.5
0
Nitrogen (N), % 0.2 to 0.45
0 to 0.030
Oxygen (O), % 0
0 to 0.11
Phosphorus (P), % 0 to 0.045
0
Silicon (Si), % 0 to 1.0
0.060 to 0.14
Sulfur (S), % 0 to 0.030
0
Tin (Sn), % 0
0.6 to 1.4
Titanium (Ti), % 0
88.1 to 93
Vanadium (V), % 0
0.6 to 1.4
Zirconium (Zr), % 0
0.6 to 1.4
Residuals, % 0
0 to 0.4