AWS ERTi-7 vs. EN 1.3549 Stainless Steel
AWS ERTi-7 belongs to the titanium alloys classification, while EN 1.3549 stainless steel belongs to the iron alloys. There are 23 material properties with values for both materials. Properties with values for just one material (9, in this case) are not shown.
For each property being compared, the top bar is AWS ERTi-7 and the bottom bar is EN 1.3549 stainless steel.
Metric UnitsUS Customary Units
Mechanical Properties
Elastic (Young's, Tensile) Modulus, GPa | 110 | |
200 |
Poisson's Ratio | 0.32 | |
0.28 |
Shear Modulus, GPa | 40 | |
77 |
Tensile Strength: Ultimate (UTS), MPa | 340 | |
730 |
Thermal Properties
Latent Heat of Fusion, J/g | 420 | |
280 |
Maximum Temperature: Mechanical, °C | 320 | |
910 |
Melting Completion (Liquidus), °C | 1670 | |
1430 |
Melting Onset (Solidus), °C | 1620 | |
1390 |
Specific Heat Capacity, J/kg-K | 540 | |
480 |
Thermal Conductivity, W/m-K | 21 | |
21 |
Thermal Expansion, µm/m-K | 8.7 | |
10 |
Electrical Properties
Electrical Conductivity: Equal Volume, % IACS | 3.6 | |
2.3 |
Electrical Conductivity: Equal Weight (Specific), % IACS | 7.3 | |
2.7 |
Otherwise Unclassified Properties
Density, g/cm3 | 4.5 | |
7.7 |
Embodied Carbon, kg CO2/kg material | 47 | |
2.6 |
Embodied Energy, MJ/kg | 800 | |
37 |
Embodied Water, L/kg | 470 | |
130 |
Common Calculations
Stiffness to Weight: Axial, points | 13 | |
14 |
Stiffness to Weight: Bending, points | 35 | |
25 |
Strength to Weight: Axial, points | 21 | |
27 |
Strength to Weight: Bending, points | 24 | |
24 |
Thermal Diffusivity, mm2/s | 8.8 | |
5.6 |
Thermal Shock Resistance, points | 26 | |
26 |
Alloy Composition
Carbon (C), % | 0 to 0.030 | |
0.85 to 1.0 |
Chromium (Cr), % | 0 | |
17 to 19 |
Hydrogen (H), % | 0 to 0.0080 | |
0 |
Iron (Fe), % | 0 to 0.12 | |
77.5 to 82 |
Manganese (Mn), % | 0 | |
0 to 1.0 |
Molybdenum (Mo), % | 0 | |
0.9 to 1.3 |
Nitrogen (N), % | 0 to 0.015 | |
0 |
Oxygen (O), % | 0.080 to 0.16 | |
0 |
Palladium (Pd), % | 0.12 to 0.25 | |
0 |
Phosphorus (P), % | 0 | |
0 to 0.040 |
Silicon (Si), % | 0 | |
0 to 1.0 |
Sulfur (S), % | 0 | |
0 to 0.030 |
Titanium (Ti), % | 99.417 to 99.8 | |
0 |
Vanadium (V), % | 0 | |
0.070 to 0.12 |