Committee C21 Subcommittees

Staff Manager: Melissa Marcinowski

Subcommittees and Standards

Standards under the jurisdiction of C21

Each main committee in ASTM International is composed of subcommittees that address specific segments within the general subject area covered by the technical committee. Click on the subcommittee links below to see the title of existing standards for each subcommittee. Then, click on the resulting titles to see the standard's scope, referenced documents, and more.