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Inconel 718

Material: Inconel 718, UNS N07718, 2.4668

INCONEL alloy 718 (UNS N07718/W.Nr. 2.4668) is high-strength, corrosion-resistant nickel-chromium utilized at temperatures between -423° and 1300°F.Excellent resistance to oxidation up to 1800 degrees Fahrenheit, age-hardenable, and capable of being welded in fully aged form.Usually offered in solution-annealed temper, it is also available cold-worked, aged, or cold-worked and aged.

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Inconel 718 Introduction：

INCONEL alloy 718 (UNS N07718/W.Nr. 2.4668) is high-strength, corrosion-resistant nickel-chromium utilized at temperatures between -423° and 1300°F.Excellent resistance to oxidation up to 1800 degrees Fahrenheit, age-hardenable, and capable of being welded in fully aged form.Usually offered in solution-annealed temper, it is also available cold-worked, aged, or cold-worked and aged.

JN inconel 718 product forms include forgings, round bars, flanges, plates, strips, pipe fittings, tubes and fasteners.

Inconel 718 Similar Grades

GH4169, GH169 (China)
NC19FeNb (France)
NiCr19Fe19Nb5, Mo3 (Germany)
NA 51 (UK)
Inconel718, UNS NO7718 (USA)
NiCr19Nb5Mo3 (ISO)

Inconel 718 Composition

Grade	C≤	Mn≤	Si≤	S≤	Cu≤	Ni	Cr	Co≤	Mo	Ti	Al	Fe	Nb+Ta	P≤	B≤	Ti
Inconel 718	0.08	0.35	0.35	0.015	0.30	50.0-55.0	17.0-21.0	1.0	2.8-3.3	0.65-1.15	0.2-0.8	Remainder	4.75-5.5	0.015	0.006	0.65-1.15

Inconel 718 Mechanical Properties

Mechanical properties	Tensile, min, ksi[MPa]	Yield, min, ksi[MPa]	Elongation, %(min)
Alloy 718	185[1275]	150[1034]	12

Inconel 718 Equivalent Grades

STANDARD	WERKSTOFF NR.	UNS	JIS
Inconel 718	2.4668	N07718	NCF 718

Inconel 718 Advantages

High temperature strength: The alloy can maintain good strength and toughness at temperatures up to about 700°C, mainly due to its internal stable γ' phase and γ'' phase structure, which can effectively resist deformation and fracture at high temperatures.

Low temperature stability: Even at extremely low temperatures, Inconel 718 can maintain its excellent physical and mechanical properties, which makes it also have excellent application performance in low temperature environments.

Excellent welding and processing: The alloy has good weldability and processing, whether in the annealed state or the aged state, it can be welded and machined in various forms to meet the manufacturing needs of complex components.

Excellent corrosion resistance: Inconel 718 has good tolerance to a variety of corrosive environments, including oxidizing, reducing and salt spray environments, which enables it to maintain long-term stability and reliability in harsh environments.

Inconel 718 Specifications

Product	Standard	Show
Inconel 718 Bars	ASTM B637 / AMS 5662 / AMS 5663 / AMS 5664 / PWA 1009 / PWA 1010 / GE B50TF15
Inconel 718 Sheet and Plate	ASTM B670 / AMS 5596 / AMS 5597 / ASTM B637
Inconel 718 Tube	AMS 5589 / AMS 5590
Inconel 718 Pipe	AMS 5589 / AMS 5590
Inconel 718 Forging	ASTM B637 / AMS 5562 / AMS 5663 / AMS 5664 / PWA 1009 / PWA 1010 / GE B50TF15

Inconel 718 Application

Cryogenic engineering
Acid environment
Nuclear Engineering
Steam turbine
Liquid fuel rocket

Inconel 718 Resource

ASTM B637.pdf

Our Products

Quality Control

Our Quality Management System has been verified with ISO9001:2008 to guarantee all production processes are well controlled so that we can make sure all materials are traceable and well inspected; only the best quality is delivered to our clients.

Non-Destructive Tests	Destructive Tests
Ultrasonic Test	Metallographic Examination
Radiographic Examination	Intergranular Corrosion Test
PMI Test	Grain Size Test
Penetration Test	Mechanical Property Test
Dimension Examination	Tension Test
Surface Examination	Bending Test
Hardness Examination	Impact Test

Testing Equiptments

All products are tested by destructive and non-destructive testing methods, which are performed at different stages in the production process.

Packing

Our team adopts professional packaging methods to ensure that the products reach our clients in their best form, without getting affected by the adversities of the environment.

If by any chance (however small it may be), the products fail to satisfy the customers, we act on our product replacement scheme to ensure that they receive better.

Stock System

We have a large stock of pipes / flanges / BW fittings / forged fittings. (Stainless Steel 304 316,etc. )
No MOQs
Fast Delivery

Our Service

Pre-sales service—Professional and comprehensive pre-sales service guides and directs your purchase.

Assist with material (standard, grade) selection.
Assure metallurgical properties meet requirements.
Integrates superior resources and evaluates the credit of the mills.
Provide the customers with timely, specific and competitive quotations.
Provides small and medium-sized customers with customized financial services.

On-sale service—Meticulous and scientific on-sales service makes your choice more worry-saving and reliable.

Review the contact; confirm or amend the uncertainties or the issues that have to be fixed through negotiations by both parties.
Assign production orders and arrange production as required.
Supervise the production process at the scene and satisfy customers' individual requirements.
Monitor the production schedule on a real-time basis to ensure punctual delivery.
Inspect the stock conditions at the port to avoid the cargo getting heavily rusty.
Integrate different customers' cargos and supply one-stop CFR services, control the transportation quality, and keep watch on the cargo for the customers.

After-sales service—Thoughtful and prompt after-sales service provides support and guarantees for your benefits.

Allow quality claims within 45 days after the cargo arrives at the destination port against a third-party inspection report.
Any small quality problems can be solved at your local place; we can make compensation in the next orders.
If there are any big quality problems, we will reproduce it for you or send money back to you.

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Inconel 718

Inconel 718 Composition

Inconel 718 Composition

Inconel 718 Mechanical Properties

Inconel 718 Mechanical Properties

Inconel 718 Equivalent Grades

Inconel 718 Equivalent Grades

Inconel 718 Advantages

Inconel 718 Specifications

Inconel 718 Application

Inconel 718 Resource

Our Products

Quality Control

Packing

Stock System

Our Service