Product Overview –Inconel 925 Tubes
Inconel 925 Tubes, are precipitation-hardenable nickel-iron-chromium alloy tubes developed to provide an excellent combination of high mechanical strength, outstanding corrosion resistance, and exceptional resistance to sulfide stress cracking (SSC) in demanding industrial environments. The alloy contains additions of molybdenum, copper, titanium, and aluminum, which enhance its resistance to aggressive chemicals, seawater, chlorides, and sour gas environments while significantly improving strength through heat treatment.
Unlike conventional corrosion-resistant alloys, Incoloy 925 offers both excellent corrosion protection and high tensile strength, making it particularly suitable for offshore oil & gas production, subsea equipment, marine engineering, chemical processing, and pressure-containing systems operating under severe conditions.
These tubes are widely installed in heat exchangers, hydraulic tubing, downhole equipment, offshore platforms, subsea production systems, marine cooling systems, chemical processing plants, gas processing facilities, pressure vessels, and high-pressure instrumentation systems.
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As a trusted supplier, exporter, and stockist of Inconel 925 Tubes,we serve customers across the UAE, Saudi Arabia, Qatar, Oman, Kuwait, Bahrain, India, Africa, Europe, and Southeast Asia, delivering quality products, competitive pricing, and reliable logistics for industrial and infrastructure projects.
Material Specification -Inconel 925 Tubes
Technical Specifications –Inconel 925 Tubes
| Outside Diameter: | 6.35 mm to 114.3 mm |
| Wall Thickness: | 0.5 mm to 12 mm |
| Length: | Up to 18 Meters & Custom Length |
| Pipe Ends: | Plain End, Annealed Ends |
| Product Type | Seamless & Welded Pipes |
| Surface Finish: | Bright Annealed, Pickled, Polished |
| ASTM : | ASTM B983* |
| Alloy Family: | Nickel-Iron-Chromium-Molybdenum Alloy |
| Available Sizes: | ¼", ⅜", ½", ⅝", ¾", 1", 1¼", 1½", 2", 2½", 3", 4" |
Custom lengths and project-specific sizes are available on request.
Third Party Inspection Available
Material is commonly supplied to customer specifications and applicable ASTM / ASME requirements depending on the product form and project requirements. Mechanical and chemical values are as per standard limits. Mill Test Certificates (MTC) available upon request.
Chemical Composition –Inconel 925 Tubes
(As per ASTM specification)
| Element | Max (%) |
|---|---|
| Iron (Fe) | Balance |
| Carbon (C) | ≤0.03 |
| Nickel (Ni) | 42.0–46.0% |
| Chromium (Cr) | 19.5 – 23.5% |
| Manganese (Mn) | ≤1.0% |
| Silicon (Si) | ≤0.5% |
| Sulphur (S) | ≤0.03% |
| Aluminum (Al) | 0.1–0.5% |
| Molybdenum (Mo) | 2.5–3.5% |
| Phosphorus (P) | ≤0.03% |
| Titanium (Ti) | 1.9–2.4% |
Note: The addition of molybdenum, copper, titanium, and aluminum provides Incoloy 925 with an excellent combination of corrosion resistance, precipitation-hardening capability, and high mechanical strength, making it suitable for demanding offshore and sour gas applications.
Mechanical Properties of Inconel 925 Tubes
| Property | Value (Min) |
|---|---|
| Yield Strength (0.2%) | ≥655 MPa |
| Tensile Strength | ≥930 MPa |
| Elongation | ≥25% |
| Melting Point | 1343–1371°C |
| Density | 8.14 g/cm³ |
| Hardness | ≤36 HRC |
| Modulus of Elasticity | 196 GPa |
Note :Incoloy 925 provides significantly higher strength than Incoloy 825 while maintaining excellent corrosion resistance, making it an ideal choice for high-pressure and high-stress industrial applications.
Why Choose Inconel 925 Tubes?
Applications of Inconel 925 Tubes
Where Inconel 925 Tubes are used:
- 🔸Chemical Processing Equipment
- 🔸Gas Turbine Exhaust Systems
- 🔸Combustion Chambers
- 🔸Furnace Rollers
- 🔸High Pressure Piping
- 🔸Pressure Vessels
- 🔸Mining Equipment
- 🔸Furnace Components
- 🔸Decorative Steel Projects
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Key Advantages of Inconel 925 Tubes
Best Alternatives to Inconel 925 Tubes
- This process provides:
- 🔸 Excellent resistance to sulfuric and phosphoric acids
- 🔸 Outstanding corrosion resistance
- 🔸 Good weldability
Best for:Chemical processing, fertilizer plants, and acid handling systems.
- 🔸 Higher strength at elevated temperatures
- 🔸 Excellent seawater and chloride resistance
- 🔸 Outstanding fatigue performance
Best for: Offshore platforms, marine engineering, aerospace, and high-temperature processing.
3.Super Duplex Stainless Steel 2507 Tubes
- 🔸 Excellent chloride corrosion resistance
- 🔸 High mechanical strength
- 🔸 More economical than nickel alloys
Best for: Offshore structures, desalination plants, marine piping, and seawater handling systems.