ASTM D2746/D2746M
Standard Test Method for Staining Tendency of Asphalt (Stain Index)
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About This Item
ASTM D2746/D2746M is the ASTM standard for evaluating the staining tendency of asphalt through the Stain Index. It provides a structured way to assess how an asphalt material may discolor or stain surrounding surfaces, which can be important for product evaluation, quality control, and material selection. By using ASTM D2746/D2746M, users can compare results more consistently and better understand whether an asphalt product meets expected performance needs in practical applications.
What is ASTM D2746/D2746M?
ASTM D2746/D2746M, titled Standard Test Method for Staining Tendency of Asphalt (Stain Index), addresses a specific property of asphalt related to staining behavior. The standard defines a test method used to measure and report this tendency in a repeatable way. It is commonly used when a clear, standardized indicator of staining performance is needed for testing, comparison, or technical review. As an ASTM standard, it supports consistent communication between buyers, laboratories, and producers.
Where is ASTM D2746/D2746M used?
This standard is generally used in asphalt testing environments where staining performance is part of material evaluation. It may be applied in laboratory workflows, quality assurance programs, and procurement checks for asphalt-related products. ASTM D2746/D2746M is especially useful when a specification, submittal, or internal test program needs a recognized method for assessing stain index results. It helps keep testing aligned with a common technical reference during product review and acceptance.
Why is ASTM D2746/D2746M important?
ASTM D2746/D2746M matters because it gives organizations a consistent basis for evaluating staining tendency rather than relying on subjective judgment. That consistency can support compliance, product comparison, and more reliable quality control decisions. For manufacturers, laboratories, and specifiers, the standard helps reduce uncertainty when assessing asphalt performance against project or purchasing expectations. It also supports clearer documentation when stain-related behavior is a concern in technical evaluation.
- Stain index evaluation
- Asphalt performance assessment
- Laboratory test method reference
- Quality control and comparison
- Technical review for procurement
- Publication Date: 2023-05-04
- Publisher: ASTM
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