Inconel Alloy 625 is a highly sought-after material in the form of pipes due to its exceptional properties. These pipes, also known as Alloy 625 pipes or Nickel Alloy 625 pipes, are made from an alloy of nickel and chromium with added elements such as molybdenum and niobium.
The chemical composition and mechanical properties of Alloy 625 make it suitable for various applications in industries like petrochemical, aerospace, and marine. It exhibits excellent resistance to corrosion, oxidation, and high temperatures, making it ideal for use in extreme environments.
The material, with a DIN designation of 2.4856, is widely available and can be purchased at a reasonable price. Its versatility and reliability have made it the go-to choice for many manufacturers and fabricators.
If you're in need of Inconel 625 pipes, there are numerous suppliers offering a range of options. You can find Alloy 625 pipes in different dimensions and specifications to suit your specific requirements. ASTM B444 N06625 pipe and ASTM B444 Inconel 625 pipe are commonly used standards for these pipes.
Whether you require seamless or welded pipes, there are reliable suppliers who can provide you with top-quality Alloy 625 pipes. It is important to choose reputable suppliers who offer genuine and certified products to ensure the best performance and durability.
In terms of cost, the price of Alloy 625 can vary depending on factors such as size, quantity, and supplier. It is advisable to obtain quotes from different suppliers to compare prices and choose the most cost-effective option that meets your needs.
Overall, Alloy 625 is a highly durable and versatile material, making it a popular choice for various applications. Whether you're in the market for Inconel 625 pipes or any other form of Nickel Alloy 625, conducting thorough research and choosing reputable suppliers will help you obtain the best quality products at competitive prices.
Alloy 625 pipe possesses remarkable properties as a solid-solution strengthened alloy containing nickel, chromium, and molybdenum. The composition of this alloy typically consists of 61% nickel, 22% chromium, and 9% molybdenum. It belongs to the family of non-magnetic, corrosion-resistant, and oxidation-resistant nickel-chromium-based solid solution-strengthened deformation superalloys. Its strength primarily stems from the synergistic effect of molybdenum and niobium on the nickel-chromium matrix. By incorporating molybdenum and niobium, the alloy matrix experiences significant hardening, leading to exceptional strength even without the need for heat treatment. Nickel alloy 625, with its solid solution strengthening and key elements like molybdenum and niobium, emerges as a reliable nickel-based deformed superalloy.
- The ASTM B444 is a specification that pertains to the use of Nickel-Chromium-Molybdenum-Columbium alloys, such as UNS N06625 and UNS N06852, as well as Nickel-Chromium-Molybdenum-Silicon alloys, such as UNS N06219, in pipe and tube applications. This standard outlines requirements for the chemical composition, mechanical properties, and manufacturing processes used in the production of these alloys.
The purpose of the ASTM B444 is to ensure that these alloys meet the necessary standards for use in industrial applications. This standard is applicable to a wide range of industries, including oil and gas, chemical processing, and power generation.
By following the guidelines set forth by the ASTM B444, manufacturers can produce high-quality pipe and tube products that meet the needs of their customers. Adherence to this standard ensures that these products are safe and reliable, regardless of the environment in which they are used.
- The ASTM B474 is a standard specification for pipes made of nickel and nickel alloys that have been electric fusion welded. The process of electric fusion welding involves fusing metals by using an electric arc. This specification is important because it outlines the characteristics and dimensions required for the production of high-quality pipes that meet the needs of various industries.
The pipes produced under this specification are commonly used in applications where the corrosion resistance and heat resistance of nickel and nickel alloys are required. Some of these applications include chemical processing, aerospace, marine, and power generation industries.
To comply with the ASTM B474 standard, the pipes must meet certain requirements such as specific chemical compositions, mechanical properties, and dimensions. The requirements outlined in this specification ensure that the pipes are of high quality and can withstand the rigorous demands of the applications they are used in.
Overall, the ASTM B474 is an important standard for the production of electric fusion welded nickel and nickel alloy pipes. It ensures that the pipes meet the necessary requirements to provide the necessary performance and durability needed for various industries.
- As one of our trusted suppliers, we have an extensive range of alloy 625 products available, including plates, sheets, tubes, fittings, flanges, bars, forgings, and welding rods. You can rely on us to provide you with high-quality materials that meet your specific requirements. Whether you need a small quantity or bulk orders, we can accommodate your needs and ensure timely delivery. Our alloy 625 products are known for their exceptional strength, corrosion resistance, and durability, making them ideal for various industrial applications. Get in touch with us today and let us help you find the perfect product to suit your needs!
Alloy 625 Pipe Specifications
| Standard and Grades | ASTM B444 UNS N06625 |
| 625 Material types | Nickel-Chromium-Molybdenum-Columbium Alloys |
| Standard | ASME, ASTM, AISI, EN, SAE, JIS, DIN, AMS, TOCT, GB, DS, NF, DTD. These acronyms represent various international standards organizations and codes. They play a vital role in ensuring product quality, safety, and interoperability. Let's delve into each one briefly. Starting with ASME, it stands for the American Society of Mechanical Engineers. ASME develops and publishes codes and standards for mechanical devices, including boilers, pressure vessels, and piping systems. Next on the list is ASTM, the American Society for Testing and Materials. ASTM focuses on creating technical standards for materials, products, systems, and services. Their work aids in quality assurance and helps industries meet regulatory requirements. Moving on to AISI, it refers to the American Iron and Steel Institute. AISI sets standards and conducts research to promote advancements in the steel industry. Their guidelines cover various aspects, such as steel production, composition, and performance. EN stands for European Norm, which represents a series of standards developed by the European Committee for Standardization (CEN). These standards ensure consistency in areas like product safety, environmental impact, and technical specifications throughout Europe. SAE, or the Society of Automotive Engineers, plays a vital role in automotive engineering. They establish standards for vehicles, aerospace systems, and related technologies. SAE standards bring uniformity and safety to the automotive industry. JIS stands for the Japanese Industrial Standards. Similar to ASTM and EN, JIS sets standards for a wide range of industrial and technological products in Japan. Their guidelines cover materials, parts, processes, and testing methods. DIN, which stands for Deutsches Institut für Normung (German Institute for Standardization), is responsible for developing standards in Germany. DIN covers a broad range of fields, including engineering, technology, and communication. AMS refers to Aerospace Material Specifications, a series of standards developed by the aerospace industry. These specifications outline requirements for materials used in aviation and defense applications. TOCT represents Technical Conditions of Delivery, and it pertains to standards used in Russia. These conditions specify requirements for products, materials, and their testing methods. GB stands for Guobiao, which means National Standard in Chinese. GB standards cover a wide range of products, including technology, manufacturing, and safety guidelines to ensure consistency and quality within China. DS refers to Danish Standards, an organization responsible for developing national and international standards in Denmark. These standards cover various industries and promote best practices. Lastly, NF stands for Normes Françaises, which represents the French standardization organization. NF standards cover a vast range of sectors, including construction, consumer goods, and services. In summary, these internationally recognized standards organizations and codes are essential in ensuring product quality, safety, and harmonization across different industries and nations. |
| Manufacturing types | Seamless hot rolled, annealed; Welded |
| Sizes | 1/2” to 16” |
| Wall thickness | There are various types of pipes available in the market, including SCH10, SCH 20, SCH 40, SCH STD, SCH 80, SCH XS, and SCH 160. It's essential to choose the right type of pipe for your application to ensure excellent performance and longevity. These pipes have different wall thicknesses, with SCH10 and SCH 20 having the thinnest walls and SCH 160 being the thickest. SCH STD is a standard thickness, SCH 40 is used for general piping applications, and SCH XS is extra strong, providing more durability. Therefore, make sure to choose the right SCH for your piping system to avoid any potential issues in the future. |
| Length | 6 meters, 12 meters, or customized. |
Alloy 625 Welded Pipes Chemical Structure
| Grade | S | C | Cr | Mn | Al-Ti | Si | Fe | Ni | |
| 625 | min. | – | – | 20 | – | – | – | – | 58 |
| max. | 0.015 | 0.1 | 23 | 0.5 | 0.4 | 0.5 | 5 | – | |
Alloy 625 Pipe Features
Alloy 625 is extremely resistant to a variety of unusually severe corrosive environments, including high-temperature corrosion effects such as carburization and oxidation. Due to the solid solution of the refractory materials Co and Mo in the nickel-chromium matrix, 2.4856 alloy 625 has excellent strength and toughness in the high-temperature range down to 2000°F (1093°C).
Advantages of Nickel Alloy 625
- N06625 material is resistant to oxidation at high temperatures up to 1050°C.
- Din 2.4856 resistance to pitting corrosion, crevice corrosion, and intergranular corrosion;
- Inconel 625 pipe is resistant to stress corrosion cracking caused by chloride;
- Nickel alloy 625 has good resistance to acids (such as nitric, phosphoric, sulfuric, and hydrochloric acids) and alkalis
- Alloy 625 material has good processing performance and welding performance;
- Alloy 625 seamless pipe is resistant to stress corrosion in salt spray atmosphere;
- ASTM B444 N06625 pipe has high corrosion fatigue performance and high tensile strength;
- ASTM B444 UNS N06625 pipe has excellent mechanical properties at low to extremely high temperatures;
UNS N06625 Heat Treatment Method Two Grades:
- Grade 1 annealed material, for annealed heat-treated N06625 Grade 1 alloy (annealed ≥ 871°C/1600°F), is typically used at service temperatures up to 1100°F (593°C). Nickel 625 has a minimum tensile strength of 827 Mpa (120 ksi), a minimum yield strength of 414 Mpa 60 ksi, and a minimum elongation of 30%.
- grade 2 solution annealed, TS 690 MPa (100 ksi) minimum, YS 276 MPa (40ksi) minimum, elongation 30% minimum. Alloy 625 pipe is typically used where operating temperatures are above 1100°F (593°C) and creep and fracture resistance are required.
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