Inconel Alloy 718/UNS N07718/2.4668/NiCr19Fe19Nb5Mo3 High-Strength Bolt Fasteners For Extreme Environments And Demanding Industries

Inconel Alloy 718/UNS N07718/2.4668/NiCr19Fe19Nb5Mo3 High-Strength Bolt Fasteners For Extreme Environments And Demanding Industries

Inconel 718 (GH4169/UNS N07718/2.4668/NiCr19Fe19Nb5Mo3) is a high-strength, corrosion-resistant nickel-based superalloy widely used in extreme environments. It offers excellent mechanical properties, including high tensile, fatigue, and creep resistance up to 700°C. The alloy's composition, featuring nickel, chromium, iron, niobium, molybdenum, and titanium, enhances oxidation and corrosion resistance. Inconel 718 bolts are ideal for aerospace, power generation, marine, and chemical industries, where high-temperature and high-pressure conditions prevail. These fasteners maintain exceptional performance in harsh environments, resisting oxidation, pitting, and stress corrosion cracking. They are commonly used in jet engines, gas turbines, nuclear reactors, and deep-sea applications. With good weldability and ease of fabrication, Inconel 718 bolts provide long-term reliability in demanding industrial settings.

Trade Code

The Inconel 718 (GH4169 / UNS N07718 / 2.4668 / NiCr19Fe19Nb5Mo3) alloy bolt is a high-performance fastener known for its exceptional strength, corrosion resistance, and high-temperature stability.

Key Features:

1. High Strength & Hardness

• Precipitation-hardened nickel-based superalloy.
• Excellent tensile, fatigue, and creep resistance up to 700°C (1292°F).
• Yield strength significantly higher than standard stainless steels.

2. Excellent Corrosion Resistance

• Outstanding oxidation and corrosion resistance in extreme environments.
• Resistant to stress corrosion cracking (SCC), pitting, and crevice corrosion.
• Suitable for harsh conditions like aerospace, marine, and chemical processing.

3. Superior Heat & Oxidation Resistance

• Maintains mechanical properties and structural integrity at elevated temperatures.
• Withstands temperatures from -253°C to 700°C (-423°F to 1292°F).

4. Good Fabricability & Machinability

• Easily weldable and machinable compared to other superalloys.
• Can be heat-treated for further property enhancement.

Inconel 718 (GH4169, UNS N07718, 2.4668, NiCr19Fe19Nb5Mo3) alloy bolts are widely used in high-performance and extreme environments due to their excellent mechanical properties, corrosion resistance, and ability to withstand high temperatures.

Applications:

1. Aerospace & Aviation

• Used in gas turbine engines, including jet engines and aircraft turbine components.
• Fasteners for aircraft structural components, such as landing gear, engine mounts, and exhaust systems.
• Bolts for satellite structures and space exploration components due to their strength and oxidation resistance in extreme environments.

2. Power Generation

• Turbine bolts in steam and gas turbines, ensuring reliability under high stress and temperature.
• Fasteners in nuclear power plants, particularly in reactor cores, heat exchangers, and containment vessels due to their radiation and corrosion resistance.

3. Oil & Gas Industry

• Fasteners for offshore drilling rigs and subsea applications, exposed to high pressures and corrosive seawater environments.
• Bolts used in valves, pumps, and pipelines for transporting corrosive chemicals and hydrocarbons at high temperatures.

4. Marine & Shipbuilding

• Used in propulsion systems, exhaust manifolds, and heat exchangers of marine vessels.
• Bolts for submarine components where high strength and resistance to saltwater corrosion are required.

5. Automotive & Motorsport

• Critical fasteners in high-performance engines, such as turbochargers and exhaust systems.
• Used in racing and performance vehicles, where lightweight and heat-resistant materials are necessary.

6. Chemical & Petrochemical Processing

• Fasteners for reactors, heat exchangers, and chemical processing equipment exposed to highly corrosive environments.
• Used in acid and alkaline processing plants due to their exceptional chemical resistance.

7. Cryogenic Applications

• Inconel 718 bolts maintain their mechanical properties even at extremely low temperatures, making them ideal for cryogenic tanks and storage vessels.
• Used in liquefied natural gas (LNG) plants and space propulsion systems requiring ultra-low temperature stability.

8. Medical Industry

• Used in medical devices and implants, particularly in prosthetics and surgical instruments that require high strength and biocompatibility.

Why Choose Inconel 718 Bolts?

• High Strength & Toughness: Maintains structural integrity even at high temperatures up to 700°C (1300°F).
• Corrosion & Oxidation Resistance: Performs well in extreme environments, including saltwater, acidic, and oxidizing conditions.
• Creep & Fatigue Resistance: Ideal for cyclic loading applications where long-term durability is critical.
• Cryogenic Suitability: Retains strength at temperatures as low as -200°C, making it excellent for aerospace and LNG applications.

Company Overview:

Jiangyin Chengxin Alloy Material Co., Ltd has more than 20 years of experience as the lead.ing alloy wire manufacturer in China. We offer a wide range of services from fine wire drawing toresistance wire manufacturing. Since the beginning, our specialty has been the quality and preci.sion of our products. We have the tightest tolerances and deliver within a few days to a fewweeks. As a result, we have become the leading alloy wire supplier in the industry.

Senphus Subsidiaries:

• Jiangyin Chengxin Alloy Material Co., Ltd.
• Jiangyin Senphus Electrical Materials Co., Ltd.
• Jiangsu Xiangcheng Supply Chain Management Co., Ltd.

Jiangyin Chengxin Alloy Material Co., Ltd.: With nearly 20 years of experience, Jiangyin Chengxin is a leading alloy wire manufacturer in China. We offer a wide range of services, from fine wire drawing to resistance wire manufacturing. Our specialty lies in the quality and precision of our products, achieving the tightest tolerances and delivering orders within days to weeks. As a result, we have established ourselves as the premier supplier of alloy wire in the industry.

Our product range includes:

• Copper-nickel alloys (CuNi1-CuNi44)
• Karma (Nikrothal L/Evanohm/Alloy 800)
• Manganin and Constantan
• Nickel-chromium alloys
• Thermocouple alloys (Type K, N, E, T, J)
• Thermocouple extension wire
• PTC thermistor resistance alloy
• Pure nickel wire and Monel alloy

These alloys are available in various forms, including wire, ribbon, stranded, and enamelled. Major applications include seat heating, underfloor heating, military projects, aerospace, household appliances, heating wire, mechanical and electrical plants, and temperature instruments. Our manufacturing processes are ISO 9001:2015 certified, and we specialize in fine and ultra-fine wire drawing, offering wire diameters from 0.025 mm (0.001") to 13 mm (0.51") in small batches, medium volumes, and mass production. We maintain a comprehensive quality inspection system, including in-house chemical analysis, chromatographic analysis, metallurgical analysis, pinhole tests, wire construction tests, and tension tests to ensure the highest quality standards.

Senphus Electrical Material Co., Ltd.: Founded in 2003, Senphus Electrical Material Co., Ltd. integrates research, manufacturing, and sales of electric heating alloys, heating cables, heating wires, and heating products. Leveraging over a decade of technical expertise in heating alloy wire, we have adopted advanced heating cable technology and machinery, successfully developing heating cables, temperature controllers, and temperature control systems suitable for building heating, pipe insulation, outdoor snow melting, wind power blade production, car seat heating, and healthcare applications.

The company is recognized as a high-tech enterprise in Jiangsu Province and a small giant enterprise in Jiangyin City, specializing in innovative technologies. We operate the "Wuxi Heating Cable Engineering Technology Research Center" and collaborate with experts from renowned domestic universities. Our portfolio includes 5 invention patents and over 30 utility model patents, showcasing our strong research and development capabilities.

With an annual output exceeding 1,000 tons of thermal alloy wire and an output value of approximately 105 million yuan, our products are well-received in markets such as the UK, Italy, Canada, Peru, and Spain. Our heating cables generate an annual output value of over 80 million yuan, with exports to Germany, Japan, the United States, Malaysia, Denmark, Brazil, and other countries.

The company has successfully passed multiple quality management system certifications, including IATF 16949, ISO 9001, ISO 14001 (Environmental Management System), and ISO 45001 (Occupational Health and Safety Management System). Our heating cables and related products have also obtained test reports from the Shanghai Cable Research Institute Test Center and received certifications such as UL (United States), VDE (Germany), CE (European Union), and RoHS.

Commitment to Quality: We adhere to the business commitment of "Reputation First, Quality First, Customer First" and uphold the quality policy of "Integrity-Based, Quality-Oriented, Excellent Service." We are dedicated to providing accurate products and professional services, and we look forward to collaborating sincerely with you to achieve mutual success.