ASTM G48
Standard Test Methods for Pitting and Crevice Corrosion Resistance of Stainless Steels and Related Alloys by Use of Ferric Chloride Solution
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Language: English
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About This Item
ASTM G48 is a widely referenced standard for evaluating pitting and crevice corrosion resistance in stainless steels and related alloys using ferric chloride solution. It helps buyers, engineers, and quality teams assess how these materials may perform when exposed to aggressive chloride environments. By providing a consistent test approach, the standard supports material selection, product qualification, and comparison of corrosion resistance across similar alloys.
What is ASTM G48?
ASTM G48 is the standard test methods document titled Standard Test Methods for Pitting and Crevice Corrosion Resistance of Stainless Steels and Related Alloys by Use of Ferric Chloride Solution. It is designed to measure resistance to localized corrosion, especially pitting and crevice attack, under controlled laboratory conditions. As an ASTM standard, it is commonly used to support technical evaluation and to provide a repeatable basis for comparing stainless steels and related alloys.
Where is ASTM G48 used?
ASTM G48 is commonly used in materials testing and procurement workflows where stainless steels and related alloys must be screened for localized corrosion resistance. It is relevant to product qualification, incoming material checks, and engineering reviews for components exposed to chloride-bearing conditions. The standard is often applied when selecting or verifying alloys for equipment, parts, or assemblies where pitting and crevice corrosion performance may affect service life.
Why is ASTM G48 important?
ASTM G48 matters because it gives organizations a consistent way to evaluate corrosion resistance and reduce uncertainty in material selection. Using a recognized test method can improve comparison between materials, support quality control, and strengthen compliance documentation. It also helps identify candidates that may be more suitable for demanding environments before they are used in production or service, reducing risk and costly failures.
- Ferric chloride solution test methods
- Pitting corrosion resistance
- Crevice corrosion resistance
- Stainless steels and related alloys
- Material evaluation and qualification
- Publication Date: 2020-12-17
- Publisher: ASTM
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