Inconel 725 Alloy / Uns N07725 High-Strength Nickel-Chromium-Cobalt Alloy for Extreme Environments

Product Description

Product Description     

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  INCONEL 725 (UNS N07725) is a high-performance precipitation-hardenable nickel-chromium-cobalt alloy engineered for exceptional high-temperature strength, corrosion resistance, and creep resistance. The alloy maintains excellent mechanical stability in oxidizing, reducing, and chloride-containing environments.

  It is widely used in aerospace, nuclear, petrochemical, and high-temperature industrial applications, including turbine components, fasteners, pressure vessels, and chemical processing equipment. INCONEL 725 provides reliable performance under stress, high temperatures, and corrosive conditions.

  Excellent resistance to seawater and brine

• Superior resistance to acids, alkalis, and chloride media

• High strength and toughness from low to high temperatures

• Good weldability and fabricability

• Ideal for marine systems, chemical equipment, and heat exchangers

• Excellent resistance to pitting and crevice corrosion

• Strong resistance to chlorides and reducing acids

• Very good stress-corrosion cracking resistance

• High mechanical stability and good fabricability

• Suitable for chemical plants, flue-gas systems, and marine components

Chemical Composition

Element	Content (%)
Nickel (Ni)	Balance
Chromium (Cr)	18.5 - 20.5
Molybdenum (Mo)	8.0 - 9.0
Cobalt (Co)	8.5 - 10.5
Titanium (Ti)	1.90 - 2.30
Aluminum (Al)	1.20 - 1.60
Iron (Fe)	≤ 1.5
Manganese (Mn)	≤ 0.3
Silicon (Si)	≤ 0.15
Carbon (C)	0.04 - 0.08

 

Typical Mechanical Properties (Annealed Condition)

Property	Value
Tensile Strength	1050 MPa (152 ksi)
Yield Strength (0.2%)	760 MPa (110 ksi)
Elongation	30%
Hardness	≤ 25 HRC

 

Available Product Forms

Form	Specification
Seamless Pipe	Hot/cold finished precision tubing
Welded Pipe	With or without filler metal
Tube	High-temperature resistant alloy tubing
Bar / Rod	For machined high-temperature components
Custom Sizes	Available per customer request

Company Profile

 Shandong Titanium Nickel Special Steel Co., Ltd., registered funds (one thousand yuan for 10,000 yuan), the company is mainly committed to high -tech enterprises that are integrated with special alloy materials, specializing in the research and sales of special alloys such as nickel -based and iron -based. Products include corrosion-resistant alloys, superalloys, precision alloys, Hastelloy, Monel, INCONEL, INCOLOY, copper-nickel alloys, titanium and titanium alloys, zirconium and zirconium alloys, nickel and nickel-based alloys, nickel-cobalt-based heat-resistant alloys , Hafnium alloy, etc., more than 60 kinds of alloy materials such as special stainless steel. On the basis of stabilizing the quality of the original products, according to the market demand, it solves the quality problems existing in the traditional metallurgical process, and ensures the low miscellaneous and low deflection of the alloy material products, which has won an excellent reputation in the industry.

 

 

 

 

 

 

Factory workshop

Product application

Packaging & Shipping

FAQ

1. What is Hastelloy?

Hastelloy is a high-performance corrosion-resistant alloy widely used in industries such as chemical processing, aerospace, marine, and energy, especially in extreme temperature and corrosive environments. Its main components include nickel, molybdenum, chromium, and other metal elements.

2. What types of Hastelloy alloys do you sell?

We sell a variety of Hastelloy alloys, including but not limited to:

• Hastelloy C-276
• Hastelloy C-22
• Hastelloy B-2
• Hastelloy X
• Hastelloy G-30 Each alloy has different corrosion resistance properties and high-temperature characteristics, suitable for various industrial applications.

3. How do I choose the right Hastelloy material for my needs?

When selecting Hastelloy materials, consider the following factors:

• Operating Environment: Including temperature, corrosive media, oxidation conditions, etc.
• Corrosion Resistance: Different Hastelloy alloys have varying resistance to different types of corrosion (acidic, chlorides, oxidation, etc.).
• Mechanical Properties: Including tensile strength, hardness, etc., depending on the specific workload of the application.

If you're unsure about which alloy to choose, our technical support team can assist you with professional recommendations based on your requirements.

4. What specifications are available for your Hastelloy products?

We offer a wide range of Hastelloy products, including plates, pipes, bars, wires, and customized products. Specifications include various thicknesses, diameters, lengths, etc., to meet diverse customer needs.

5. What is the delivery time for Hastelloy products?

For standard stock items, the delivery time is typically 3-7 working days. For customized or specially processed products, delivery time may vary and is generally 2-4 weeks. Specific delivery times can be confirmed based on order quantities and production schedules.

6. How do you guarantee the quality of your Hastelloy products?

All of our Hastelloy products are sourced from reliable manufacturers and strictly adhere to international quality standards. Each batch of materials comes with detailed quality inspection reports and material certificates to ensure that the products meet performance and quality standards.

7. Do you offer technical support and consulting services?

Yes, we provide free technical support services. Our engineering team can assist with material selection, processing techniques, performance testing, and more. Whether it's product selection or engineering design, we can provide professional consulting services.

8. How can I get a quote?

You can request a quote through the following methods:

• Submit a quote request form on our website
• Call our sales hotline
• Contact us via email Please provide details such as the alloy type, specifications, quantity, and delivery location to receive an accurate quote.

9. Do you support international shipping?

Yes, we offer worldwide shipping. Our experienced logistics team can assist with various international shipping issues, including transportation options, customs handling, and destination requirements.

10. What payment methods do you accept?

We accept various payment methods, including bank transfers, credit card payments, PayPal, and more. The specific payment method can be confirmed based on the order amount and customer preferences.

11. Do you offer returns or exchanges?

Due to the customized or specialty nature of Hastelloy materials, our return and exchange policy is strict. Standard stock products can be returned or exchanged if they are unused and unprocessed. Please confirm the return/exchange conditions and process with our sales team before placing an order.

12. What certifications or documentation do you provide?

We can provide the following certifications and documents:

• Material inspection reports
• Material certificates
• Compliance certificates (e.g., ISO 9001 certification)
• Other certification documents as required by the customer

13. Do you offer processing or customization services?

Yes, we provide customized processing services for Hastelloy alloys, including cutting, welding, precision machining, and more. Whether it's standard dimensions or special requirements, we can process the materials to meet your needs.

14. How can I contact you for more information?

You can contact us through the following methods:

Online support: Visit our website for live chat

Address: 300 Meters North of Liaoniu Road and Xindong Ring Road, Liaocheng High-Tech Zone, Liaocheng, Shandong, China

We look forward to providing you with high-quality products and services!

If you have any other questions, feel free to contact us, and we will do our best to assist you!