Alloy Geek 201 Nickel Standard

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


Alloy Geek 201 Nickel Standard

Alloy 201 is a commercially pure nickel alloy with low carbon content. It's known for its excellent corrosion resistance, particularly in reducing environments. This alloy is very similar to Alloy 200 (pure nickel), but the addition of a small amount of carbon in Alloy 201 provides improved strength and some resistance to embrittlement at elevated temperatures.

The composition of Alloy 201 typically includes:

  • Nickel (about 99%)
  • Carbon (about 0.02%)
  • Small amounts of other elements like iron, copper, and silicon

Key features and characteristics of Alloy 201:

  1. Corrosion Resistance: Alloy 201 offers excellent resistance to a wide range of corrosive environments, including acids, alkalis, and neutral salts. It's particularly well-suited for reducing environments.

  2. Applications: Due to its corrosion resistance, Alloy 201 is used in various industries, including chemical processing, electronics, and food processing. It's chosen for applications like corrosion-resistant equipment, electrical components, and parts exposed to aggressive chemicals.

  3. Low Electrical Resistivity: Alloy 201 has a relatively low electrical resistivity, making it suitable for electrical and electronic applications.

  4. Thermal Properties: The alloy retains its mechanical properties at elevated temperatures, which is useful for applications involving heat.

  5. Magnetic Properties: Alloy 201 is magnetic due to its nickel content.

  6. Formability: Alloy 201 can be formed and fabricated using standard methods.

  7. Weldability: The alloy can be welded using common techniques, although some precautions might be necessary to maintain its corrosion resistance.

  8. Forms: Alloy 201 is available in various forms, including sheets, plates, bars, and wires.

Alloy 201 is a cost-effective option for applications that require corrosion resistance and good electrical conductivity. If you're considering using Alloy 201 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, electrical properties, 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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