Inconel 718 Sheets | Premier High-Strength & Corrosion-Resistant Alloy
In the demanding worlds of aerospace, power generation, chemical processing, and marine engineering, material performance can be the difference between success and failure. Facing extreme temperatures, corrosive atmospheres, and high mechanical stresses, industries increasingly rely on Inconel 718 Sheets. Aurico Alloys LLP proudly delivers this world-class metal solution that empowers procurement heads, engineers, fabricators, and OEM manufacturers with reliable, certified, and high-performance Inconel 718 Sheets.
Table of Contents:
Why Inconel 718 Sheets Lead in Performance
Inconel 718 (UNS N07718, ASTM B670) is a precipitation-hardened nickel-iron-chromium alloy, notable for its outstanding tensile strength exceeding 1,270 MPa, excellent creep resistance, and superb corrosion resistance. This combination makes it invaluable for components subjected to cyclic loading, high heat, and corrosive environments, such as turbine blades, rocket motors, and chemical plant vessels.
Its capability to maintain strength at cryogenic temperatures and endure temperatures up to 700°C without loss of mechanical properties distinguishes Inconel 718 from alternative alloys. The alloy’s balanced chemistry with additions of niobium, molybdenum, and titanium also enhances weldability and fabrication versatility necessary for complex manufacturing processes.
Aurico Alloys LLP offers Inconel 718 Sheets with full ASTM B670 certification and mill test certificates, ensuring unmatched quality, traceability, and global compliance. Our solutions come with custom sizing and surface finishes tailored to the exact needs of critical industries including chemicals, oil & gas, marine, pharmaceuticals, and power generation.
High-quality Inconel 718 Sheets ready for industrial use.
Specification Overview
| Supplier & Manufacturer | Aurico Alloys LLP |
|---|---|
| Grade | Inconel 718 (UNS N07718) |
| Standards | ASTM B670, ASME SB670, ISO 6208 |
| Thickness Range | 0.5 mm – 50 mm |
| Width Range | 10 mm – 1500 mm |
| Finish | Fine polished, matte, annealed, pickled |
| Forms | Sheets, plates, coils |
| Certification | Complete ASTM, ISO certifications, MTC, RoHS/REACH |
| Price | INR 5,000 – 8,500 per kg. Indicative USD 59 – 100 per kg; quoted against grade, form, size and quantity. |
Equivalent Grades & Standards
| Property | Value |
|---|---|
| UNS number | N07718 |
| Werkstoff / EN number | 2.4668 |
| Density | 8.19 g/cm3 |
| Melting range | 1260-1336 °C |
| Density (annealed and aged) | 0.297 lb/in³ (bulletin publishes no SI value for this condition) |
| Specific heat (21 °C) | 435 J/kg·°C |
| Curie temperature (annealed) | < -196 °C |
| Curie temperature (annealed and aged) | -112 °C |
| Magnetic permeability (200 oersted at 21 °C - annealed) | 1.0013 |
| Magnetic permeability (200 oersted at 21 °C - annealed and aged) | 1.0011 |
| Plate, sheet and strip specification | ASTM B670 / B906 / AMS 5596 / 5597 |
Identifiers and physical constants for Inconel 718. A dash means no such designation is published for this grade.
Stock & Product Availability
Aurico Alloys LLP stocks a robust inventory of Inconel 718 Sheets in various thicknesses and finishes to cater to urgent and long-term supply demands. We serve chemical, oil & gas, marine, pharmaceutical, and power generation industries globally. Our product range complements other Inconel sheet grades like 600, 601, 602 CA, 617, 625, 625 LCF, 660, 686, 690, and 693.
Chemical Composition
| Element | Min (%) | Max (%) |
|---|---|---|
| Ni+Co | 50.0 | 55.0 |
| Chromium (Cr) | 17.0 | 21.0 |
| Iron (Fe) | — | Balance |
| Niobium + Tantalum (Nb+Ta) | 4.75 | 5.50 |
| Molybdenum (Mo) | 2.80 | 3.30 |
| Titanium (Ti) | 0.65 | 1.15 |
| Aluminium (Al) | 0.20 | 0.80 |
| Cobalt (Co) | — | 1.0 |
| Copper (Cu) | — | 0.30 |
| Carbon (C) | — | 0.08 |
| Manganese (Mn) | — | 0.35 |
| Silicon (Si) | — | 0.35 |
| Phosphorus (P) | — | 0.015 |
| Sulfur (S) | — | 0.015 |
| Boron (B) | — | 0.006 |
Composition limits for Inconel 718. These are specification limits for the grade, not measured values for a lot; the mill test certificate supplied with your order states the actual analysis.
Mechanical Properties
| Property | Typical |
|---|---|
| Yield Strength (MPa) | 1034 - 1240 |
| Tensile Strength (MPa) | 1240 - 1380 |
| Elongation (%) | 12 - 25 |
| Max Service Temp (°C) | Up to 700°C |
Applications & Benefits
- Aerospace turbine engines and nuclear reactors for high temperature strength and corrosion resistance
- Chemical processing equipment exposed to high temperature oxidizing environments
- Marine heat exchangers, condensers, and saltwater handling equipment
- Power generation boilers, superheaters, and steam turbines
- Pharmaceutical equipment requiring biocompatibility and corrosion resistance
Frequently Asked Questions
Global Export Destinations
We ship worldwide from Mumbai. See every destination we export to on our export markets page.
Domestic Supply Network
We deliver across India from our Mumbai stockyard. See every city we supply on our supply locations page.
Conclusion
Aurico Alloys LLP’s Inconel 718 Sheets combine remarkable strength, corrosion resistance, and certification to meet the toughest industry demands. Are you ready to choose Aurico’s trusted Inconel 718 Sheets for your next critical project?