Inconel 625 Instrumentation Tubes are engineered from a nickel-chromium-molybdenum-niobium alloy known for its outstanding mechanical strength and corrosion resistance. This high-performance material, designated as Inconel 625, is specifically developed to withstand extreme environments, making these tubes a reliable solution for demanding applications in energy, chemical processing, aerospace, and marine industries.
These tubes are designed for use in critical instrumentation and control systems, where accuracy, integrity, and resistance to failure are paramount. Their ability to withstand high pressures, elevated temperatures, and aggressive media such as acids, chlorides, and seawater makes them especially suitable for offshore oil rigs, refineries, nuclear plants, and high-performance industrial systems.
One of the key benefits of Inconel 625 is its exceptional resistance to pitting, crevice corrosion, and stress corrosion cracking, even in highly corrosive environments. This resistance is further enhanced by the alloyβs solid-solution strengthening, providing excellent fatigue strength and long-term reliability. These properties ensure that the instrumentation systems remain stable and leak-free under fluctuating pressure and temperature conditions.
Inconel 625 instrumentation tubes are available in a wide range of outer diameters, wall thicknesses, and lengths, with both seamless and welded options to meet specific project requirements. They comply with rigorous standards such as ASTM B444, ASTM B705, and ASME SB444, ensuring consistent quality, performance, and compatibility with global piping and tubing systems.
Property | Specification |
---|---|
Material Grade | Inconel 625 (UNS N06625) |
Standards | ASTM B444 / B704 / B705, ASME SB444 / SB704 / SB705 |
Manufacturing Type | Seamless / Welded |
Outer Diameter (OD) | 3.00 mm to 25.40 mm (0.118" to 1.000") |
Wall Thickness | 0.50 mm to 2.00 mm (0.020" to 0.080") |
Length | Up to 6 meters (custom lengths available) |
Tensile Strength (min.) | 827 MPa (120,000 psi) |
Yield Strength (0.2% offset min.) | 414 MPa (60,000 psi) |
Elongation (min.) | 30% |
Density | 8.44 g/cm³ (0.305 lb/in³) |
Melting Point | 1290 – 1350 °C (2354 – 2462 °F) |
Corrosion Resistance | Excellent resistance to pitting, crevice corrosion, and stress corrosion cracking |
Operating Temperature Range | -196 °C to 1093 °C (-320 °F to 2000 °F) |
Surface Finish | Bright Annealed / Pickled / Polished |
End Finish | Plain / Beveled / Threaded / Custom |
Certification | EN 10204 3.1 / 3.2, NACE MR0175 / ISO 15156 |
Overall, Inconel 625 instrumentation tubes provide a combination of durability, reliability, and versatility, making them an ideal choice for critical instrumentation applications in harsh environments. Their ease of fabrication, superior corrosion resistance, and long service life contribute to reduced maintenance costs and enhanced system safety across a wide range of industrial sectors.
Element | Minimum (%) | Maximum (%) |
---|---|---|
Nickel (Ni) | 58.0 | Balance |
Chromium (Cr) | 20.0 | 23.0 |
Molybdenum (Mo) | 8.0 | 10.0 |
Niobium + Tantalum (Nb + Ta) | 3.15 | 4.15 |
Iron (Fe) | — | 5.0 |
Cobalt (Co) | — | 1.0 |
Carbon (C) | — | 0.10 |
Manganese (Mn) | — | 0.50 |
Silicon (Si) | — | 0.50 |
Phosphorus (P) | — | 0.015 |
Sulfur (S) | — | 0.015 |
Aluminum (Al) | — | 0.40 |
Titanium (Ti) | — | 0.40 |
With a proven track record as a Inconal 625Instrumentation tubes exporter in over 30 countries, Sumer Metal Industries ensures global availability, third-party inspection support, and client-specific customization. Our wide export network combined with strict quality standards has made us a preferred choice for Inconal 625 tubing worldwide.
Property | Specification |
---|---|
Material Grade | Inconel 625 (UNS N06625) |
Standards | ASTM B444 / B704 / B705, ASME SB444 / SB704 / SB705 |
Manufacturing Type | Seamless / Welded |
Outer Diameter (OD) | 3.00 mm to 25.40 mm (0.118" to 1.000") |
Wall Thickness | 0.50 mm to 2.00 mm (0.020" to 0.080") |
Length | Up to 6 meters (custom lengths available) |
Tensile Strength (min.) | 827 MPa (120,000 psi) |
Yield Strength (0.2% offset min.) | 414 MPa (60,000 psi) |
Elongation (min.) | 30% |
Density | 8.44 g/cm³ (0.305 lb/in³) |
Melting Point | 1290 – 1350 °C (2354 – 2462 °F) |
Corrosion Resistance | Excellent resistance to pitting, crevice corrosion, and stress corrosion cracking |
Operating Temperature Range | -196 °C to 1093 °C (-320 °F to 2000 °F) |
Surface Finish | Bright Annealed / Pickled / Polished |
End Finish | Plain / Beveled / Threaded / Custom |
Certification | EN 10204 3.1 / 3.2, NACE MR0175 / ISO 15156 |
Inconel 625 instrumentation tubes are primarily used in high-pressure and high-temperature environments where superior corrosion resistance is required. Common applications include offshore oil and gas platforms, chemical processing plants, nuclear power systems, aerospace components, and marine engineering.
Inconel 625 offers excellent resistance to pitting, crevice corrosion, and stress corrosion cracking. It also maintains high strength and structural integrity under extreme temperatures, making it ideal for critical instrumentation systems that demand reliability and precision.
These tubes are typically manufactured to meet standards such as ASTM B444, ASTM B704, ASME SB444, and ASME SB704, ensuring high-quality performance and compatibility with global specifications.
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At Sumer Metal Industries Pvt. Ltd., we follow a zero-defect policy by implementing stringent quality checks, using certified raw materials, and continuously improving our processes to deliver reliable and consistent tubing solutions
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