Inconel 718 UNS N07718 Nickel Alloy Forging Bar Solution Annealed Aged ASTM B637 for Aerospace

Inconel 718 UNS N07718 Nickel Alloy Forging Bar

DINGSCO supplies premium Inconel 718 (UNS N07718) nickel alloy forging bars, manufactured to ASTM B637 specifications. This precipitation-hardenable nickel-chromium alloy delivers exceptional mechanical strength and corrosion resistance at elevated temperatures up to 700°C (1290°F), making it the material of choice for critical aerospace, oil & gas, and power generation components.

Key Features

• Precipitation-hardenable nickel-chromium alloy with outstanding strength retention at high temperatures
• Solution annealed and aged to achieve tensile strength ≥1275 MPa and yield strength ≥1035 MPa
• Excellent resistance to oxidation, chloride stress-corrosion cracking, and sulfide stress cracking
• Fully compliant with ASTM B637, and NACE MR0175 standards
• Available in diameters from 10mm to 500mm with customizable lengths up to 6000mm
• Each batch supplied with full mill test certificates (MTC) and NDT reports

Typical Applications

• Aerospace: Turbine discs, compressor blades, engine shafts, casings, and high-temperature fasteners
• Oil & Gas: Downhole drilling tools, wellhead components, subsurface safety valves, and hangers
• Power Generation: Gas turbine hot-section parts, nuclear reactor vessel internals, and heat exchanger components
• Marine: Pump shafts, propeller shafts, and corrosion-resistant fasteners for seawater environments
• Cryogenics: Cryogenic storage tanks and transfer line components (retains toughness down to -253°C)

Chemical Composition (wt%)

Mechanical Properties (Solution Annealed + Aged)

Quality Assurance

All DINGSCO Inconel 718 forging bars undergo rigorous inspection including ultrasonic testing (UT per ASTM A388), mechanical property verification per ASTM E8/E21, chemical analysis via OES, and dimensional inspection. We maintain full traceability from melt source to final shipment with complete documentation packages available upon request.

Contact our sales team today for a competitive quote, technical datasheet, or to discuss your custom forging requirements.