Inconel 718 Seamless Pipe UNS N07718 ASTM B983 for Oil & Gas, Aerospace,

Product Specification

Inconel 718 Seamless Pipe UNS N07718 ASTM B983

Inconel 718 seamless pipe is a high-performance nickel-based superalloy tubing engineered for demanding industrial services that require high strength, superior fatigue resistance and stable performance at elevated temperatures. Produced via seamless forming processes, Inconel 718 delivers outstanding mechanical properties after proper heat treatment. The integrated advantages of high strength, corrosion resistance and oxidation resistance qualify it for critical applications across aerospace, oil & gas, petrochemical, power generation and other advanced engineering sectors. 

Key Features

• High Mechanical Strength: Provides high tensile and yield strength after suitable precipitation-hardening heat treatment.
• High-Temperature Performance: Maintains useful mechanical properties under demanding elevated-temperature service conditions.
• Excellent Fatigue Resistance: Suitable for components exposed to cyclic loading, vibration, and thermal cycling.
• Corrosion and Oxidation Resistance: Offers good resistance to various corrosive environments and oxidation, depending on operating conditions.

Typical Applications

• Oil and Gas Industry: Downhole tools, wellhead components, high-strength fasteners, valves, and selected high-pressure equipment.
• Aerospace Industry: Aircraft engine components, turbine-related parts, aerospace structural components, and other high-performance engineering applications.
• Petrochemical Industry: Specialized process equipment, high-temperature components, and selected corrosion-resistant piping applications.
• Power Generation: Gas turbine components, energy equipment, and high-temperature industrial systems.
• Industrial Engineering: Precision tubing, specialized alloy components, and equipment requiring high mechanical strength and dependable material performance.

Technical Specifications

• Product: Inconel 718 Seamless Pipe / Tube

• Material Designation: Inconel 718 / Alloy 718

• UNS Number: N07718

• Material Number: 2.4668

• Alloy Type: Precipitation-Hardenable Nickel-Based Superalloy

• Manufacturing Process: Seamless

• Outside Diameter: Available according to project requirements

• Wall Thickness: Available according to project requirements

• Length: Standard or custom lengths, subject to availability

• Heat Treatment: According to the applicable specification and purchase requirements

• Inspection and Documentation: Available according to order requirements

Applicable standards, dimensional tolerances, mechanical properties, and delivery conditions should be confirmed against the specific product specification and manufacturer documentation.

Quality Assurance

Quality requirements can include chemical composition analysis, mechanical testing, dimensional inspection, surface examination, nondestructive testing, and material traceability, as specified by the purchase order.

Material test certificates and inspection documentation can be supplied according to the agreed quality requirements.

Why Choose Inconel 718 Seamless Pipe?

Inconel 718 seamless pipe combines high strength, fatigue resistance, and good corrosion and oxidation resistance, making it a valuable material option for demanding industrial environments. Correct material selection, heat treatment, manufacturing quality, and inspection are essential to achieving reliable service performance.

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