FZ/T 52020-2012 (English Version) PDF

Scope: This standard specifies the terms and definitions, product classification, technical requirements, test methods, inspection rules, marking, packaging, transportation and storage requirements for whitened polyester staple fiber. This standard applies to circular cross-section whitened polyester staple fibers with a linear density of 1.33 dtex to 2.22 dtex. Other specifications and types of whitened polyester staple fibers can be used as a reference.

FZ/T 52020-2012 Referenced Document

FZ/T 50004 Testing method for shrinkage in hot airof polyester staple fibers
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 17644 Test method for whiteness and chromaticity of textile fibres
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 4146.1 Textiles—Man-made fibres—Part 1: Generic names*， 2020-10-21 Update
GB/T 6503 Man-made fibres.Test method of moisture regain*， 2017-12-29 Update
GB/T 6504 Man-made fiber.Test method for oil content*， 2017-12-29 Update
GB/T 8170 Rules of rounding off for numerical values & expression and judgement of limiting values