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2507 Super duplex steel electrodes boast an impressive chemical composition. These electrodes are usually composed of guanidine, nickel, chromium, manganese, nitrate, phosphorus and sulfur. Of these compounds, chromium is the most essential for strength and corrosion resistance in the Super duplex steel 2507 electrodes. This combination of compounds gives them superior toughness compared to other materials making them ideal for various uses, such as pressure vessels, pumps and valves in challenging working environments. The Super duplex 2507's ability to perform in warmer temperatures where many other metals cannot makes it an attractive choice for engineers worldwide.

Super duplex steel 2507 electrodes are widely used as welding materials in various industries due to their outstanding properties. Its corrosion resistance is almost twice that of 300-series stainless steel, and its corrosion fatigue strength is around 4x that of 316L stainless steel. Moreover, the Super duplex has excellent general and localised corrosion resistance, high tensile strength, and high impact toughness for outstanding performance at low and elevated temperatures. This makes it ideal for cryogenic services, pulp and paper production, large marine installed components, oil and gas piping systems, and equipment found in acidic environments such as sulfuric acid or hydrochloric acid refineries, desalination plants or processing reactors.

Properties of Super Duplex Stainless Steel 2507 Electrodes

Mechanical - The alloy has a tensile strength of 800MPa. The yield strength is 350MPa. It has an elongation capacity of around 20%. The density of the material is 7.8g/cm3.

Chemical- The chemical components of Super Duplex Stainless Steel 2507 electrodes are carbon, chromium, nickel, nitrogen, molybdenum, manganese, silicon, copper, and iron. The Mo and Cr content increase stress cracking corrosion resistance.


  • Oil and gas processing.
  • Chemical industries.
  • Petrochemical manufacturing.
  • Pipework systems.

FAQ's for Super Duplex Steel 2507 Electrodes

Super duplex steel 2507 electrodes are primarily used in applications such as oil and gas production, offshore engineering and desalination systems. It can also be used in chemical processing and food processing plants.

Super duplex steel 2507 electrodes offer excellent corrosion resistance in a range of corrosive environments. It has improved strength compared to austenitic stainless steel, making it suitable for use in demanding applications. Additionally, Super duplex steel 2507 is highly resistant to chloride stress corrosion cracking, pitting and crevice corrosion.

No, Super duplex steel 2507 electrodes are not magnetic.

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