Prezentul standard stabile?te metoda de determinare a contrac?iei termice (?n aer cald) a firelor filamentare poliesterice, cu excep?ia celor texturate.
STAS 9139/12-1981 history
1981STAS 9139/12-1981 MAN-MADE YARNS Determination of thermic shrinkage of polyester filament yarns