This standard specifies the terms and definitions, classification and identification, technical requirements, test methods, inspection rules and marking, packaging, transportation and storage requirements for polyester staple fiber products for colored sewing threads. This standard applies to glossy and semi-matt polyester staple fibers for colored sewing threads with a nominal linear density of 1.2 dtex to 1.4 dtex, circular cross-section, and produced by pre-spun coloring technology. Other types of polyester staple fibers for colored sewing threads can be used as a reference.
FZ/T 52036-2014 Referenced Document
FZ/T 50004 Testing method for shrinkage in hot airof polyester staple fibers
GB/T 14190 Testing methods of fiber grade polyester(PET)chip*, 2017-12-29 Update
GB/T 14334 Sampling method for man-made staple fibres
GB/T 14335 Testing method for linear density of man-made staple fibres
GB/T 14336 Testing method for length of man-made staple fibers
GB/T 14337 Man-made fibre—Test method for tensile properties of staple fibre*, 2022-04-15 Update
GB/T 14338 Man-made fibre—Test method for crimping performance of staple fibre*, 2022-04-15 Update
GB/T 14339 Testing method for defect of man-made staple fibres
GB/T 14342 Man-made fiber.Test method for specific resistance of staple fibers*, 2015-09-11 Update
GB/T 3291.1 Textiles--Terms of textile material properties and test--Part 1: Fibre and yarn
GB/T 3291.3 Textiles--Terms of textile material properties and test--Part 3: General
GB/T 3921-2008 Textiles.Tests for colour fastness.Colour fastness to washing with soap or soap and soda