ATI 690 vs ATI 718Plus (UNS N07818) Solution Treated and Aged
Property comparison of ATI 690 and ATI 718Plus (UNS N07818) Solution Treated and Aged, both nickel alloy.
| Property | ATI 690 | ATI 718Plus (UNS N07818) Solution Treated and Aged | Difference |
|---|---|---|---|
| Yield strength | 241 MPa | 1,145 MPa | +375% |
| Tensile strength | 585 MPa | 1,476 MPa | +152% |
| Elongation | 45 % | 28 % | -38% |
| Density | 8,190 kg/m³ | 8,250 kg/m³ | +1% |
Difference is ATI 718Plus (UNS N07818) Solution Treated and Aged relative to ATI 690. Values are taken from the representative row of each material; both materials may have multiple heat treatments or conditions on their individual pages.
Identification
- grade
- Ni-Cr-Fe (N06690)
- standard
- ASME SB-166; ASTM B-166
- heat treatment
- Annealed (bar)
- grade
- N07818
- standard
- ATI Technical Data Sheet
- heat treatment
- Solution Treated and Aged 788C/704C
What else is in Engineering Database
AI built for engineering. Searches the engineering database, performs calculations, gives source-backed engineering insights.
Get started for free ↗Reference Data375 engineering tablesMaterial properties, pipe and shape dimensions, code tables, and electrical ratings across mechanical, civil, chemical, electrical, materials, and manufacturing engineering.
Browse dataCalculatorsDeterministic engineering calculatorsSizing, checking, and conversion tools that run against the reference tables. Inputs are code-compliant, outputs are traceable to the source standard.
Browse calculators