ASTM D2475-22 PDF

Scope: 1.1 This specification covers all standard types of felt in the form of rolls and sheets that are suitable for mechanical use. Certain special-purpose felts are also covered. 1.2 This specification is not applicable to felt-like products that utilize weaving, knitting, stitching, or bonding such as papermaker’s felt. 1.3 Trade practice in the felt industry deals in pounds, yards, and inches, therefore the values stated in inch-pound units are to be regarded as standard. The values in SI units are provided as information only. 1.3.1 The specification referenced in 2.2 uses only inchpound units. 1.4 This international standard was developed in accordance with internationally recognized principles on standardization established in the Decision on Principles for the Development of International Standards, Guides and Recommendations issued by the World Trade Organization Technical Barriers to Trade (TBT) Committee.

ASTM D2475-22 Referenced Document

ASTM D123 Standard Terminology Relating to Textiles*， 2023-09-14 Update
ASTM D461 Standard practice for lining inspection during flue gas desulfurization system operations
ASTM D4845 Standard Terminology Relating to Wool