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High-Quality Inconel 625 Nickel Alloy Round Bars for Industrial Applications
| Place of Origin | China |
|---|---|
| Brand Name | DELTA |
| Certification | ISO |
| Model Number | inconel 625 |
| Minimum Order Quantity | 10 kgs |
| Price | 20 - 35 USD/Kg |
| Packaging Details | standard packing for export |
| Delivery Time | 5 - 12 days based on the quantity |
| Payment Terms | L/C, T/T, Western Union |
| Supply Ability | 3 Ton per week |
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xProduct Details
| Products | Inconel 625 Round Bar | Grade | Inconel 625 |
|---|---|---|---|
| Diameter | 10 - 350mm | Length | Custom Cutting Any Length As Request |
| Standard | ASTM EN | Service | Cutting |
| Loading Port | Shanghai Port | Surface | Black, Bright |
Product Description
High-Quality Inconel 625 Nickel Alloy Round Bars for Industrial Applications
Products Specification
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Standard
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AISI, ASTM, BS, DIN, GB, JIS
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Grade
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Monel series: 400 K500
Inconel series: 600 601 625 718 725 Incoloy series: 800 800H 825 925 Hastelloy series: B,B2,B3,C,C-276,C-4,C-22 Pure: Ni200, Ni201 |
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Specifications
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Round bar
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Diameter:4~300mm
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Flat bar
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Thickness
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1.0~100mm
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Width
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1~1500mm
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Square bar
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Size: 4*4-100*100mm
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Length
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2m, 5.8m, 6m, or as required.
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Surface
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Black, peeled, polishing, bright, sand blast, hair line, etc.
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Price Term
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Ex-work, FOB, CFR, CIF, etc.
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Delivery Time
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Standard size is in stock,prompt delivery or as order's quantity.
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Package
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Export standard package, bundled or be required.
The inner size of container is below: 20ft GP: 5.9m(length) x 2.13m(width) x 2.18m(high)about 24-26CBM 40ft GP: 11.8m(length) x 2.13m(width) x 2.18m(high) about 54CBM 40ft HG: 11.8m(length) x 2.13m(width) x 2.72m(high) about 68CBM |
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High-Quality Inconel 625 Nickel Alloy Round Bars for Industrial Applications
Inconel 625 nickel alloy round bars have emerged as a cornerstone in modern industrial applications, celebrated for their exceptional properties and versatility. This comprehensive overview delves into the key aspects of Inconel 625 round bars, exploring their composition, unique characteristics, diverse applications, and why they stand out in the competitive landscape of industrial materials.
Composition and Metallurgy
Inconel 625 is a nickel-chromium-molybdenum alloy, with nickel forming the base at approximately 58% minimum. Chromium content ranges from 20.0 - 23.0%, contributing significantly to its corrosion resistance, especially in oxidizing environments. Molybdenum, present at 8.0 - 10.0%, enhances resistance to pitting and crevice corrosion. Additionally, the alloy contains niobium and tantalum (3.15 - 4.15% combined as Nb + Ta), which play a crucial role in strengthening the alloy through solid solution strengthening. Small amounts of other elements such as iron (up to 5.0%), cobalt (up to 1.0%), aluminum (up to 0.40%), titanium (up to 0.40%), along with strict limits on carbon (0.10% max), manganese (0.50% max), silicon (0.50% max), phosphorus (0.015% max), and sulfur (0.015% max), further fine-tune its properties. This carefully balanced composition results in a material with remarkable mechanical and chemical properties.
Exceptional Properties
Corrosion Resistance
Inconel 625 round bars exhibit outstanding resistance to a wide range of corrosive media. They are highly resistant to chloride pitting and crevice corrosion cracking, making them ideal for applications in marine environments, where exposure to seawater is common. The alloy is also immune to chloride ion stress corrosion cracking, a major concern in many industrial settings. It can withstand caustic environments and shows excellent resistance to both flowing and stagnant seawater, even under fouling conditions. This corrosion resistance extends to various chemical processing applications involving mixed acids, both oxidizing and reducing.
High-Temperature Performance
One of the most remarkable features of Inconel 625 is its ability to maintain high strength and integrity at elevated temperatures. It can operate effectively up to temperatures as high as 1093 °C (2000 °F). The solid solution strengthening provided by molybdenum and niobium enables the alloy to retain its mechanical properties, such as tensile strength and toughness, at these extreme temperatures. This makes it suitable for applications in aerospace, where components are exposed to high heat during flight, and in industrial furnaces and heat treatment equipment.
Mechanical Strength
Inconel 625 round bars offer impressive mechanical strength. They have a high tensile strength, reaching up to 930 MPa (135,000 psi), and a yield strength (0.2% offset) of up to 517 MPa (75,000 psi). The alloy also exhibits good fatigue resistance, which is crucial in applications where the material is subjected to repeated loading and unloading cycles. This combination of high strength and fatigue resistance makes it a reliable choice for structural components and parts that experience dynamic stresses.
Weldability and Fabrication
Inconel 625 has excellent weldability, allowing for easy joining of components. It can be welded using various methods, including gas tungsten arc welding (GTAW), gas metal arc welding (GMAW), and shielded metal arc welding (SMAW). The alloy also responds well to both cold and hot working processes. Although it resists deformation at high temperatures, with proper tooling and techniques, it can be formed into various shapes, such as round bars, square bars, hex bars, and flat bars. This makes it highly versatile in manufacturing processes, enabling the production of complex components for a wide range of industries.
Applications Across Industries
Aerospace Industry
In the aerospace sector, Inconel 625 round bars find extensive use. They are utilized in the manufacture of jet engine components, such as turbine blades, combustor liners, and exhaust systems. The alloy's ability to withstand high temperatures, maintain strength, and resist corrosion is vital in these applications, where reliability and performance are of utmost importance. Inconel 625 is also used in aircraft structural components, including fasteners and fittings, due to its high strength-to-weight ratio and excellent fatigue resistance.
Marine Engineering
For marine applications, Inconel 625 is a top choice. It is used in the construction of seawater intake systems, heat exchangers, and desalination plants. The alloy's resistance to seawater corrosion, including pitting and crevice corrosion, ensures long service life in harsh marine environments. Mooring cables, propeller shafts, and other underwater components also benefit from the use of Inconel 625 round bars, as they can withstand the corrosive effects of saltwater and the mechanical stresses associated with marine operations.
Chemical Processing
In the chemical processing industry, Inconel 625 is widely employed in equipment handling aggressive chemicals. It is used in reactors, pipes, valves, and heat exchangers where exposure to acids, alkalis, and other corrosive substances is common. The alloy's resistance to a variety of corrosive media makes it suitable for applications in the production of chemicals, petrochemicals, and pharmaceuticals. For example, in the processing of wet-process phosphoric acid, which contains sulfuric acid, hydrofluoric acid, and ferric salts, Inconel 625 components can withstand the highly corrosive environment, ensuring efficient and reliable operation of the equipment.
Power Generation
In power generation, particularly in fossil fuel power plants and nuclear reactors, Inconel 625 plays a crucial role. In fossil fuel plants, it is used in boiler components, such as superheater tubes and reheater tubes, which are exposed to high temperatures and corrosive gases. In nuclear reactors, Inconel 625 is used in components where resistance to radiation and corrosion is essential. Its ability to maintain mechanical properties under extreme conditions makes it a reliable material for ensuring the safe and efficient operation of power generation facilities.
Quality Standards and Specifications
Inconel 625 round bars are produced to meet strict international standards. Common standards include ASTM B446 / ASME SB 446 for rod and bar, which specify requirements for chemical composition, mechanical properties, and dimensional tolerances. Other standards such as AMS 5666, AMS 5837, ISO 9723, ISO 9724, ISO 9725, DIN 17752, DIN 17753, DIN 17754, EN 10095, BS 3076 NA 21, and VDTÜV 499 also govern the production and quality of Inconel 625 products. These standards ensure that the round bars are of consistent quality, reliable, and suitable for their intended applications. Manufacturers adhere to these standards during the production process, which includes careful selection of raw materials, precise control of the melting and casting processes, and rigorous testing of the finished products.
Conclusion
Inconel 625 nickel alloy round bars offer a unique combination of properties that make them indispensable in a wide range of industrial applications. Their exceptional corrosion resistance, high-temperature performance, mechanical strength, and weldability make them a preferred choice for industries such as aerospace, marine engineering, chemical processing, and power generation. By meeting strict quality standards, Inconel 625 round bars provide reliability and durability, ensuring the efficient operation of critical components in challenging environments. As industries continue to demand materials that can withstand increasingly harsh conditions, Inconel 625 is likely to maintain its position as a leading material for high-performance industrial applications.
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