Material – ASTM B637 N07718
Standard Specification for Nickel Alloy Bars, Forgings, and Forging Stock for Moderate or High Temperature Service
Group - Non-Ferrous Nickel Alloys
Sub Group - ASTM B637 N07718 Nickel Alloy Bars, Forgings, and Forging Stock for Moderate or High Temperature
Service
Application - Intended for Valve, Pump, General Engineering, Automotive and other Industries
Grade Belongs to the Industry - Bar and Forging
| Chemical Composition | ||
|---|---|---|
| Carbon | C % | 0.080 max. |
| Silicon | Si % | 0.350 max. |
| Manganese | Mn % | 0.350 max. |
| Chromium | Cr % | 17.000 - 21.000 |
| Molybdenum | Mo % | 2.800 - 3.300 |
| Aluminium | Al % | 0.200 - 0.800 |
| Nb + Ta | Nb% + Ta% 4.750 - 5.500 | - |
| Phosphorus | P % | 0.015 max. |
| Sulphur | S % | 0.015 max. |
| Cobalt | Co % | 1.000 max. |
| Titanium | Ti % | 0.650 - 1.150 |
| Nickel | Ni % | 50.000 - 55.000 |
| Copper | Cu % | 0.300 max. |
| Boron | B % | 0.006 max. |
| Iron | Fe % | Balance |
| Heat Treatment |
|---|
| As-Cast or Annealing or Age Hardning |
| Mechanical Properties | |
|---|---|
| Tensile Strength in Mpa | 1275 min. |
| Yield Strength in Mpa | 1034 min. |
| Elongation in % | 12 min. |
| Reduction of Area in % | 15 min. |
| Hardness in HRC | 36 min. |
| Impact in Joule | - |
Cross Reference Table
| Material | Standard | Country | Grade Belong to the Industry |
|---|---|---|---|
| Inconel 718 | SAE | USA | Tube |
| N07718 | UNS | USA | Tube |
| WL 2.4668 | DIN | Germany | Bars and Wire for Screws and Bolts |
| B983 N07718 | ASTM | USA | Pipe and Tube |
| B670 N07718 | ASTM | USA | Plate, Sheet and Strip |
| SB-637 N07718 | ASME | USA | Bar and Forging |
| SB-834 N07718 | ASME | USA | Pipe Flange, Fitting and Valve |