1.1 This specification covers the sizes of square opening wire cloth and screens for general industrial uses, including the separating or grading of materials according to designated nominal particle size, and lists standards for openings from 5 in. (125 mm) and finer, woven with wire diameters for various grades of service. Methods of checking and calibrating industrial wire cloth and screens are included as information in the Appendixes.

1.2 This specification does not apply to wire cloth with rectangular openings or to any of the following special-purpose wire cloth: