ASTM D578/D578M-23

Anotace textu normy ASTM D578/D578M-23 :

This specification covers the requirements for continuous fiber and staple fiber glass strands, including single, plied and multiple wound. It also covers textured glass fiber yarns. It is one of a series to provide a substitute for Military Specifications: MIL-Y-1140 Yarn, Cord, Sleeving, Cloth and Tape-Glass; and MIL-C-9084 Cloth, Glass Finished for Resin Laminates. The nominal twist in S and Z directions and breaking strength of the continuous filament yarns shall conform to the specified requirements. The fibers shall be free of any free alkali metal oxides, such as soda or potash, and from foreign particles, dirt, and other impurities. The direction of twist, twist level, filament diameter, breaking strength, and ignition loss (organic content) of the fiber shall be tested.


Keywords:
breaking strength, chopped glass strand, construction designation, diameter, glass fiber, glass roving, glass strands, glass yarns, ignition loss (organic content), workmanship, yarn number,, ICS Number Code 59.100.10 (Textile glass materials)