Alloy Geek AL-6XN Standard

Your Analysis Type: X-Ray Fluorescence (XRF)
Pedigree: Certified Reference Material (includes certified chemical analysis)
Sale price$250.00


Alloy Geek AL-6XN super austenitic stainless steel Standard

Alloy AL-6XN is a superaustenitic stainless steel that is designed to offer exceptional corrosion resistance, especially in aggressive and corrosive environments. It was developed to withstand a wide range of corrosive chemicals, including sulfuric acid, nitric acid, and chloride-containing solutions. The alloy's name, AL-6XN, reflects its primary alloying elements, including aluminum (Al), chromium (Cr), and nickel (Ni).

The composition of Alloy AL-6XN typically includes:

  • Chromium (about 20-22%)
  • Nickel (about 24-25.5%)
  • Molybdenum (about 6-7%)
  • Nitrogen (about 0.18-0.25%)
  • Copper (about 0.75-1.5%)
  • Small amounts of other elements like manganese, silicon, carbon, and phosphorus

Key features and characteristics of Alloy AL-6XN:

  1. Corrosion Resistance: Alloy AL-6XN is renowned for its exceptional corrosion resistance in various corrosive environments, including sulfuric acid, seawater, and chloride-containing solutions. It's a suitable choice for applications where resistance to pitting, crevice corrosion, and stress corrosion cracking is crucial.

  2. Applications: Alloy AL-6XN is used in a wide range of industries, including chemical processing, petrochemicals, pulp and paper, pharmaceuticals, and marine applications. It's often chosen for heat exchangers, pipes, tanks, and other components exposed to corrosive media.

  3. Weldability: The alloy is readily weldable using common welding techniques, making fabrication and installation more manageable.

  4. High-Strength: Alloy AL-6XN possesses good mechanical properties, including high tensile strength, which contributes to its overall durability.

  5. Forms: Alloy AL-6XN is available in various forms, including sheets, plates, bars, pipes, and tubes.

  6. Heat Treatment: The alloy does not require a specific heat treatment to achieve its desired corrosion resistance.

Due to its outstanding corrosion resistance and versatility, Alloy AL-6XN is favored in industries where exposure to aggressive and corrosive environments is common. If you're considering using Alloy AL-6XN for a specific project, consulting with materials experts or manufacturers is recommended to ensure it meets your desired performance requirements, especially in terms of corrosion resistance and compatibility with the specific conditions of your application.

Reference Material (RM): A reference material, or RM, is a material with a known composition or property that is used for informational purposes to look at analytical instruments, methods, or procedures. It serves as a point of comparison to ensure the accuracy and reliability of measurements. Reference materials can vary in terms of their level of characterization and traceability. Some reference materials may have well-defined properties, but they might not have undergone the rigorous testing and certification process that certified reference materials (CRMs) undergo. Reference Material chemical compositions are for information purposes.

Certified Reference Material (CRM): A certified reference material, or CRM, is a type of reference material that has been thoroughly analyzed and characterized using multiple validated methods to determine its composition or properties. The results of these analyses are then used to establish certified values, along with associated uncertainties. CRMs are produced and certified by accredited organizations or laboratories following internationally recognized standards, such as ISO Guide 34 (ISO 17034). The certification process includes interlaboratory comparison and statistical analysis to ensure accuracy and traceability.

In summary, the main difference between a reference material and a certified reference material lies in the level of characterization, validation, and certification. CRMs have undergone a more comprehensive and rigorous testing process, resulting in certified values and uncertainties that can be confidently used for instrument calibration, quality control, and research. Reference materials, on the other hand, can provide a point of comparison but do not have the same level of certification and traceability as CRMs. When accuracy and traceability are critical, certified reference materials are preferred.

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