✓ Available from European Stock

• API 6A / API 6ACRA
• NACE MR0175 / ISO 15156
• EN 10204 3.1
• Round Bars
• Worldwide Delivery
• Cut-to-Length Service
• Fast Quotations within 24 Hours

API 6A Inconel® 718 Round Bar Supplier

Looking for API 6A Inconel® 718, Alloy 718, UNS N07718 or 2.4668 round bars?

WTE PowerSteel is a European supplier and stockholder of API 6A Inconel® 718 (UNS N07718 / 2.4668) round bars for demanding Oil & Gas, offshore and energy applications. We supply high-quality material with full traceability, EN 10204 3.1 certification and fast worldwide delivery.

API 6A Inconel® 718 is a precipitation-hardened nickel-chromium alloy developed for critical components operating under extreme pressure, high temperatures and highly corrosive environments. Manufactured in accordance with API 6A, API 6ACRA and suitable for NACE MR0175 / ISO 15156 applications, it provides exceptional mechanical strength together with outstanding resistance to corrosion, sulfide stress cracking and hydrogen embrittlement.

Its excellent combination of strength, toughness and corrosion resistance makes Alloy 718 one of the preferred materials for wellhead equipment, subsea systems, valves, high-pressure bolting and other safety-critical components used in the Oil & Gas industry.

Why Choose API 6A Inconel® 718?

Key Benefits

• API 6A / API 6ACRA compliant material
• Suitable for sour service environments
• Excellent resistance to sulfide stress cracking (SSC)
• Outstanding corrosion resistance
• High tensile and yield strength
• Excellent fatigue resistance
• High resistance to hydrogen embrittlement
• Outstanding performance under extreme pressure
• Excellent oxidation resistance
• Long service life in aggressive environments

Typical Applications

API 6A Inconel® 718 is widely used for manufacturing:

• Wellhead equipment
• Christmas Tree components
• Subsea valves
• Valve stems
• Chokes
• High-pressure bolting
• Offshore fasteners
• Connectors
• Flanges
• Downhole tools
• Pressure control equipment
• Oil & Gas components

Industries Served

Our customers use API 6A Inconel® 718 in:

• Oil & Gas
• Offshore
• Subsea
• LNG
• Petrochemical
• Energy
• Chemical Processing
• Hydrogen Industry

Available Product Forms

We supply:

• Round Bars
• Peeled Bars
• Bright Bars
• Cut-to-Length Pieces

Available diameters and lengths upon request.

Inspection & Certification

Material can be supplied with:

• API 6A
• API 6ACRA
• NACE MR0175
• ISO 15156
• EN 10204 3.1 Inspection Certificate
• Positive Material Identification (PMI)
• Ultrasonic Testing (UT)
• Customer-specific inspection requirements

International Designations

This material is also known as:

• Inconel® 718 API
• Alloy 718 API
• UNS N07718
• EN 2.4668
• API 6A Alloy 718
• API 6ACRA Alloy 718
• Nickel Alloy 718

Why Buy from WTE PowerSteel?

WTE PowerSteel specializes in supplying high-performance nickel alloys for critical industrial applications. Our API 6A Inconel® 718 round bars are available from European stock with full material traceability, fast quotations and worldwide delivery. Whether you require a single cut piece or production quantities, our experienced team will help you select the right material for your application.

Frequently Asked Questions

What is API 6A Inconel® 718?

API 6A Inconel® 718 (UNS N07718 / 2.4668) is a precipitation-hardened nickel alloy manufactured to meet the stringent requirements of the Oil & Gas industry. It combines exceptional mechanical strength, corrosion resistance and excellent performance in high-pressure and high-temperature applications.

Is API 6A Inconel® 718 suitable for sour service?

Yes. Depending on the material specification, API 6A Inconel® 718 can comply with the requirements of NACE MR0175 / ISO 15156 for sour service environments containing hydrogen sulfide (H₂S).

What is the difference between standard Alloy 718 and API 6A Alloy 718?

API 6A Alloy 718 is specifically produced and tested to satisfy the additional quality, heat treatment and mechanical property requirements of the Oil & Gas industry. It is intended for critical components such as wellhead equipment, subsea systems and high-pressure valves.

Do you stock API 6A Inconel® 718 round bars?

Yes. WTE PowerSteel supplies API 6A Inconel® 718 (UNS N07718 / 2.4668) round bars from European stock. Please contact our sales team for current stock availability, dimensions and delivery times.

Can you supply cut-to-length material?

Yes. We supply both full-length bars and precision cut-to-length pieces according to customer requirements, helping to reduce machining time and material waste.

Why Choose WTE PowerSteel?

WTE PowerSteel is a European supplier and stockholder of high-performance nickel alloys for the Oil & Gas, offshore, energy and petrochemical industries. We supply API 6A Inconel® 718 (UNS N07718 / 2.4668) round bars with full material traceability, EN 10204 3.1 certification, fast quotations, cut-to-length service and worldwide delivery.