ASTM E989

ASTM E989 is a technical standard that provides a classification for determining single-number metrics for impact noise. It is used to help translate impact-noise performance into a simplified, consistent result that can support comparison, specification, and reporting. As an ASTM standard, it is especially relevant when buyers, engineers, and test labs need a common basis for evaluating impact sound performance in a practical, standardized way.

Purpose of ASTM E989

The purpose of ASTM E989 is to classify how single-number metrics are determined for impact noise, helping ensure that results are interpreted consistently across testing and documentation. By focusing on a single-number approach, the standard supports clearer communication of impact-noise performance without relying only on detailed test data. This makes ASTM E989 useful when a project needs a defined metric for product evaluation, comparison, or compliance-oriented review.

Common use cases of ASTM E989

ASTM E989 is commonly used in contexts where impact-noise performance needs to be summarized in a standardized form, such as building acoustics work, product testing, and procurement specifications. It may be referenced by laboratories, manufacturers, specifiers, and quality teams that need a dependable classification method for reporting results. The standard is especially helpful when comparing materials or assemblies where impact noise is an important performance factor.

Why ASTM E989 matters

This standard matters because single-number metrics make impact-noise results easier to compare, specify, and verify. ASTM E989 can reduce confusion in procurement and testing by giving stakeholders a shared technical reference for classification. That consistency supports better quality control, more reliable product evaluation, and lower risk of miscommunication between test reports, specifications, and project requirements. For organizations that rely on acoustic performance data, ASTM E989 helps bring structure to the reporting process.

• Single-number impact-noise metrics
• Standardized classification approach
• Useful for testing and reporting
• Supports comparison and specification
• Relevant to acoustic performance evaluation