Inconel 625 High-Temperature Alloy Pipe
Inconel 625 pipes are engineered for exceptional performance in extreme environments, making them indispensable for industries such as aerospace, chemical processing, marine engineering, and power generation. These pipes exhibit outstanding resistance to high temperatures, corrosion, and mechanical stress, ensuring reliable operation under demanding conditions.
Key Features of Inconel 625 Pipes
Seamless Construction:
- Eliminates weak points, reducing the risk of leaks and failures in high-pressure and high-temperature applications.
- Ensures uniform structure and consistent wall thickness for enhanced flow efficiency and reduced turbulence during fluid transport.
High Temperature Resistance:
- Capable of withstanding operating temperatures up to 2,000°F (1,093°C) without losing mechanical integrity.
- Ideal for applications such as heat exchangers, furnace components, and exhaust systems where prolonged exposure to extreme heat is required.
Corrosion Resistance:
- Exhibits excellent resistance to oxidation, pitting, and crevice corrosion in harsh environments.
- Suitable for handling acidic or corrosive fluids, seawater exposure, and chemical processing applications.
Exceptional Mechanical Properties:
- Features include a tensile strength of approximately 120,000 psi (827 MPa) and a yield strength of 60,000 psi (414 MPa), ensuring durability under heavy loads.
- Provides superior fatigue resistance and impact strength, making it ideal for fluctuating pressure conditions and mechanical vibrations.
Versatile Applications:
- Widely used in aerospace components, marine engineering (e.g., seawater piping systems), chemical processing equipment, and nuclear reactors.
- Essential for structural applications requiring high-strength materials resistant to environmental degradation.
Chemical Composition
Element | Composition (%) |
Nickel (Ni) | 58.0 min |
Chromium (Cr) | 20.0 – 23.0 |
Molybdenum (Mo) | 8.0 – 10.0 |
Iron (Fe) | ≤ 5.0 |
Cobalt (Co) | ≤ 1.0 |
Carbon (C) | ≤ 0.10 |
Manganese (Mn) | ≤ 0.50 |
Silicon (Si) | ≤ 0.50 |
Mechanical Properties
Property | Value |
Tensile Strength | 120,000 psi (827 MPa) min |
Yield Strength | 60,000 psi (414 MPa) min |
Elongation | Approximately 30% |
Manufacturing Process
Inconel 625 pipes are manufactured using advanced techniques to ensure superior quality:
- Billet Preparation: Selection of high-grade raw material.
- Hot Rolling: Heating the billet and forming it into a hollow tube.
- Cold Drawing: Achieving precise dimensions and enhanced strength.
- Heat Treatment: Improving mechanical properties like strength and ductility.
- Testing & Inspection: Ensuring compliance with international standards.
Common Applications
Aerospace Industry:
- Used in jet engines, turbine blades, and exhaust systems due to its ability to endure extreme heat and stress.
Marine Engineering:
- Ideal for seawater piping systems, desalination plants, and offshore platforms due to its exceptional corrosion resistance.
Chemical Processing:
- Suitable for reactors, heat exchangers, and piping systems exposed to aggressive chemicals.
Power Generation:
- Essential for nuclear reactors and thermal power plants where high-temperature durability is critical.
Inconel 625 pipes are available in various sizes and thicknesses to cater to diverse industrial needs:
Pipe Size (NPS) | Wall Thickness (Sch 40) | Wall Thickness (Sch 80) |
1/2″ | 0.083″ | 0.109″ |
3/4″ | 0.095″ | 0.126″ |
1″ | 0.109″ | 0.147″ |
2″ | 0.154″ | 0.218″ |
Available Forms
- Sheets and Plates: Used in structural and high-temperature applications.
- Pipes and Tubes: Ideal for fluid transport in chemical and marine industries.
- Bars and Rods: Suited for precision machining of fasteners, shafts, and fittings.
- Flanges and Pipe Fittings: Designed for seamless integration into piping systems.
Testing and Quality Standards
To ensure reliability in critical applications, Inconel 625 pipes undergo rigorous testing procedures:
- Hydrostatic Testing: Verifies pressure-handling capabilities.
- Non-Destructive Testing (NDT): Includes ultrasonic and radiographic tests.
- Chemical Analysis: Confirms material composition compliance.
- Mechanical Testing: Evaluates tensile strength, hardness, and impact resistance.
Surface Finish and Coatings
To enhance durability:
- Standard finishes include polished or pickled surfaces.
- Coatings such as epoxy or anti-corrosion layers can be applied for specific requirements.
Quality Assurance & Packaging
High-quality standards are maintained throughout the manufacturing process:
- Certifications: Compliant with ASTM B444/B705 standards.
- Packaging: Pipes are securely packaged with protective materials to prevent transit damage.
Looking for reliable Inconel 625 pipes? Contact Riyaarth Overseas today for tailored solutions designed to meet your industry needs!
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Industry We Serve
- Oil & Gas industries
- Chemical process industries
- Pump and valve in high pressure component
- Food industries
- Pulp and paper industry
- Aerospace industry
- Power plant
- Mechanical component
- Sugar industry
- Cement industry