MakeItFrom.com
Menu (ESC)

EN 1.4740 Stainless Steel vs. Grade Ti-Pd18 Titanium

EN 1.4740 stainless steel belongs to the iron alloys classification, while grade Ti-Pd18 titanium belongs to the titanium alloys. There are 21 material properties with values for both materials. Properties with values for just one material (12, in this case) are not shown.

For each property being compared, the top bar is EN 1.4740 stainless steel and the bottom bar is grade Ti-Pd18 titanium.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 260
320
Elastic (Young's, Tensile) Modulus, GPa 200
110
Elongation at Break, % 22
17
Poisson's Ratio 0.28
0.32
Shear Modulus, GPa 77
40

Thermal Properties

Latent Heat of Fusion, J/g 300
410
Maximum Temperature: Mechanical, °C 900
330
Melting Completion (Liquidus), °C 1420
1640
Melting Onset (Solidus), °C 1370
1590
Specific Heat Capacity, J/kg-K 490
550
Thermal Conductivity, W/m-K 18
8.2
Thermal Expansion, µm/m-K 10
9.1

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.2
1.4
Electrical Conductivity: Equal Weight (Specific), % IACS 2.6
2.7

Otherwise Unclassified Properties

Density, g/cm3 7.6
4.5
Embodied Carbon, kg CO2/kg material 2.3
41
Embodied Energy, MJ/kg 32
670
Embodied Water, L/kg 120
270

Common Calculations

Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
35
Thermal Diffusivity, mm2/s 4.8
3.3

Alloy Composition

Aluminum (Al), % 0
2.5 to 3.5
Carbon (C), % 0.3 to 0.5
0 to 0.1
Chromium (Cr), % 16 to 19
0
Hydrogen (H), % 0
0 to 0.015
Iron (Fe), % 75.4 to 82.7
0 to 0.25
Manganese (Mn), % 0 to 1.0
0
Molybdenum (Mo), % 0 to 0.5
0
Nickel (Ni), % 0 to 1.0
0 to 0.050
Oxygen (O), % 0
0 to 0.15
Palladium (Pd), % 0
0.040 to 0.080
Phosphorus (P), % 0 to 0.040
0
Silicon (Si), % 1.0 to 2.5
0
Sulfur (S), % 0 to 0.030
0
Titanium (Ti), % 0
92.5 to 95.5
Vanadium (V), % 0
2.0 to 3.0
Residuals, % 0
0 to 0.4