2025-6-19 18.97.9.170
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Position: Chinese Standard in English/GB/T 8629-2017
GB/T 8629-2017   Textiles―Domestic washing and drying procedures for textile testing (English Version)
Standard No.: GB/T 8629-2017 Status:valid remind me the status change

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Standard No.: GB/T 8629-2017
English Name: Textiles―Domestic washing and drying procedures for textile testing
Chinese Name: 纺织品 试验用家庭洗涤和干燥程序
Chinese Classification: W04    Basic standards and general methods
Professional Classification: GB    National Standard
ICS Classification: 59.080.01 59.080.01     Textiles in general 59.080.01
Issued by: MOHURD; AQSIQ
Issued on: 2017-05-12
Implemented on: 2017-12-1
Status: valid
Superseding:GB/T 8629-2001 Textiles-Domestic washing and drying procedures for textile testing
Language: English
File Format: PDF
Word Count: 10000 words
Price(USD): 250.0
Delivery: via email in 1 business day
Codeofchina.com is in charge of this English translation. In case of any doubt about the contents of English translation, the Chinese original shall be considered authoritative. This standard was developed in accordance with the rules given in GB/T 1.1-2009. This standard replaces Textiles — Domestic Washing and Drying Procedures for Textile Testing (GB/T 8629-2001). The following technical deviations have been made with respect to the GB/T 8629-2001 (the previous edition): — In the scope of this standard, 3 different washing procedures of washing machine Type A are added; 7 different washing procedures of washing machine Type C are added; "flat dry" is added and "oven dry" is deleted; the notes of 1.4 and 1.5 are added (see Clause 1; Clause 1 of Edition 2001); — GB/T 6529 is added in normative references, and GB/T 8685 is deleted (see Clause 2; Clause 2 of Edition 2001); — Clause 3 "Terms and Definitions" is added, and the clause numbers extended accordingly (see Clause 3); — Clause 4 of the original standard is adjusted to Clause 6 of this standard, and the types of reference detergent is changed from 3 to 6 (see Clause 6; Clause 4 of Edition 2001); — Water hardness is revised from "water hardness for arbitration test shall not exceed 20 mg/kg" to "water hardness shall be lower than 0.7 mmol/L" (see 6.2.1; 4.2 of Edition 2001); — The requirements of water pressure and water inlet temperature are added (see 6.2.2 and 6.2.3); — Clause 5 "Apparatus" is revised as "Apparatus and Materials", and Tables 1 and 2 of the original standard are deleted (see Clause 5; Clause 5 of Edition 2001); — Washing machine Type C is added; partial specifications of washing machine Type A and Type B are modified, and washing machine Type A is classified into washing machine Type A1 and Type A2; the specifications of washing machines are adjusted to corresponding annexes (see Clause 5; Clause 5 of Edition 2001); — Table 3 and the requirements of dryer used with corresponding type of washing machine of the original standard are deleted; dryers are classified into Type A1 (vented), Type A2 (condenser) and Type A3 (large vented); the specification parameters of dryers are modified and the parameters are adjusted to corresponding annexes (see 5.2; 5.2 of Edition 2001); — Specification parameters and selection method of ballast are modified, and the parameters are adjusted to corresponding annexes (see 5.6; 5.3 of Edition 2001); — 5.7 "Oven" of the original standard is deleted (see 5.7 of Edition 2001); — Clause 7 "Conditioning and Testing Atmosphere" is added (see Chapter 7); — The provisions of wash load and ballast in Clauses 6 and 7 of the original standard are adjusted to Clause 8 of this standard (see Clause 8; Clauses 6 and 7 of Edition 2001); — Partial provisions of washing procedures of washing machine Type A (Table 5 of the original standard) are modified; except simulated hand wash, the sequencing series number of “1A, 2A, 3A…” are revised as the code series number of the first digital, which represents wash temperature, plus the first letter of agitation type (Normal, Mild and Gentle), for example, original series number 5A is adjusted to 4N, and Table 5 of the original standard is adjusted to Annex B (see Annex B; Table 5 of Edition 2001); — Partial provisions of washing procedures of washing machine Type B (Table 6 of the original standard) are modified, and Table 6 of the original standard is adjusted to Annex D (see Annex D; Table 6 of Edition 2001); — Washing procedures of washing machine Type C are added (see Annex F); — Dosage of reference detergent and applicable machine types are specified, and Table 1 is added (see 9.3); — Main technical requirements of Clause 8 of the original standard are itemized, the setting requirements of the temperature of the exhaust from the drum are modified, and 10.1.4 and 10.2.4 are added (see Clause 10; Clause 8 of Edition 2001); — The original Annex A to Annex C are adjusted to Annex I, Annex K to Annex P; Annex A to Annex H, Annex J and Annex Q are added; and the original Annex D is deleted (see Annex A to Annex Q; Annex A to Annex D of Edition 2001). This standard has been redrafted and modified adoption of International Standard ISO 6330:2012 Textiles — Domestic Washing and Drying Procedures for Textile Testing (English version). The technical deviations between this standard and the International Standard ISO 6330:2012 are as follows: — Adjustment on technical differences had been made in "Normative References" of this standard so that the technical conditions in China are met; the adjustment situations embodied a concentrated reflection in Chapter 2 "Normative References", and the specific adjustments are as follows:  GB/T 6529 is replaced by GB/T 6529, which is modified in relation to the international standard;  ISO 6059 is replaced by GB/T 7477 which is identical to the international standard. For the purposes of this standard, the following editorial changes have also been made: — The note of 1.4 is added; — IEC 60456 is deleted from the note of 6.2.1; — The note of 8.3 and 10.2.3 are added; — Due to clerical errors of the international standard, partial parameters of the washing machine Type A2 type Annex A (Normative) are corrected; — The note of Annex B is added and Annex Q (Informative) is added; — Bibliography of the international standard is deleted. This standard was proposed by the China National Textile and Apparel Council. This standard was prepared by SAC/TC 209/SC 1 (Basic Standard Subcommittee 1 of the National Technical Committee 209 on Textiles of the Standardization Administration of China). The previous editions of the standard replaced by this standard are as follows: — GB/T 8629-1988, GB/T 8629-2001. Textiles — Domestic Washing and Drying Procedures for Textile Testing 1 Scope 1.1 This standard specifies domestic washing and drying procedures for textile testing. The procedures are applicable to textile fabrics, garments or other textile articles which are subjected to appropriate combinations of domestic washing and drying procedures. This standard also specifies the reference detergents and ballasts for the procedures. 1.2 This standard specifies the following washing procedures: a) 13 different washing procedures based on the use of the reference washing machine Type A: horizontal axis, front-loading type; b) 11 procedures based on the use of the reference washing machine Type B: vertical axis, top-loading agitator type; c) 7 procedures based on the use of the reference washing machine Type C: vertical axis, top-loading pulsator type. 1.3 Each washing procedure represents a single domestic wash. 1.4 This standard also specifies six drying procedures: A — Line dry B — Drip line dry C — Flat dry D — Drip flat dry E — Flat press F — Tumble dry Note: When decided through consultation between all parties concerned, oven drying procedure may be used, see also Annex Q. 1.5 A complete test consists of a washing and drying procedure. Note: Use of different parameters (washing machine type, detergent type and type of tumble drier) may affect test results for any test using this standard. Therefore, parties using this standard are strongly encouraged to agree on the parameters to be used. 2 Normative References The following referenced documents are indispensable for the application of this document. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies. GB/T 6529 Textiles — Standard Atmospheres for Conditioning and Testing (GB/T 6529-2008, GB/T 6529:2005, MOD) GB/T 7477 Water Quality — Determination of the Sum of Calcium and Magnesium — EDTA Titrimetric Method (GB/T 7477-1987, eqv ISO 6059:1984) 3 Terms and Definitions For the purpose of this document, the following terms and definitions apply. 3.1 ambient conditions temperature and relative humidity in the test environment not differing from the normal indoor condition or the normal outdoor condition in the region where the test is performed 3.2 ballast textile load (cotton, cotton/polyester or polyester) to be added to the specimen under test in order to achieve the specified weight in the reference washing machines 3.3 controlled humidity device control unit in a tumble dryer capable of measuring the humidity of the load and ending the drying operation at a predetermined residual moisture level 3.4 overdrying prolonged drying operation where the load is dried until all remaining moisture in the load has been removed 3.5 reference detergent detergent with specified formulations to be used for testing purposes 3.6 reference washing machine washing machine with defined engineering specifications to be used for testing purposes 3.7 washing procedure cycle of the washing action including water supplying, washing, and repeated rinsing, spinning and water supplying and ended by spinning as predetermined on the washing machine 3.8 spinning process water-extracting process in the washing machine by which water is removed from the textiles by centrifugal action as a part of the washing procedure 3.9 still air air not influenced by any natural wind or mechanical device giving it a forced flow 3.10 total air-dry mass total weight of the specimen under test and the ballast in a conditioned state according to GB/T 6529 4 Principle A specimen is washed in an automatic washing machine and dried according to specified procedures. 5 Apparatus and Materials 5.1 Automatic washing machines 5.1.1 Reference washing machine Type A — Horizontal axis, front-loading type The specification for reference washing machine Type A is given in Annex A. 5.1.2 Reference washing machine Type B — Vertical axis, top-loading agitator type The specification for reference washing machine Type B is given in Annex C. 5.1.3 Reference washing machine Type C — Vertical Axis, top-loading pulsator type The specification for reference washing machine Type C is given in Annex E.
Foreword III 1 Scope 2 Normative References 3 Terms and Definitions 4 Principle 5 Apparatus and Materials 5.1 Automatic washing machines 5.2 Tumble dryers 5.3 Electrically (dry) heated flat-bed press 5.4 Line drying 5.5 Drying racks 5.6 Ballasts 6 Reagents 6.1 Reference detergents 6.2 Water 7 Conditioning and Testing Atmosphere 8 Wash Load 8.1 Total wash load 8.2 Number of specimens 8.3 Selection of ballast 8.4 Ratio of load to ballast 9 Washing Procedure 10 Drying Procedure 10.1 Open-air dry 10.2 Tumble dry 11 Test Report Annex A (Normative) Specification for Reference Washing Machine Type A — Horizontal Axis, Front-loading Type Annex B (Normative) Specification for Wash Procedures for Reference Washing Machine Type A Annex C (Normative) Specification for Reference Washing Machine Type B — Vertical Axis, Top-loading Agitator Type Annex D (Normative) Specification for Washing Procedures for Reference Washing Machine Type B Annex E (Normative) Specification for Reference Washing Machine Type C — Vertical Axis, Top-loading Pulsator Type Annex F (Normative) Specification for Washing Procedures for Reference Washing Machine Type C Annex G (Normative) Specification for Tumble Dryers Annex H (Normative) Specifications for All Ballast Types Used in Washing Annex I (Normative) Nominal Percentage Composition for Non-phosphate Powder Reference Detergent Annex J (Normative) Nominal Percentage Composition for Non-phosphate Reference Detergent Annex K (Normative) Nominal Percentage Composition for Non-phosphate Reference Detergent Annex L (Normative) Nominal Percentage Composition for Reference Detergent Annex M (Normative) Nominal Percentage Composition for Non-phosphate Liquid Reference Detergent Annex N (Normative) Nominal Percentage Composition for Powder Reference Detergent Annex O (Normative) Distribution and Mixing of Reference Detergent 2, 3 or Annex P (Normative) Determination of Cycle Drying Time for Tumble Dryers With a Timer Device Annex Q (Informative) Drying Procedure — Oven Dry
Referred in GB/T 8629-2017:
*GB/T 6529-2008 Textiles—Standard atmospheres for conditioning and testing
*GB/T 7477-1987 quality - Determination of the sum of calcium and magnesium - EDTA titrimetric method
*GB/T 7810-2017 Rolling bearings―Insert bearing units―Boundary dimensions
*GB/T 7596-2017 In-service quality criteria of mineral turbine oils used in power plants
*GB/T 4146.2-2017 Textiles—Man-made fibers—Part 2: Terms of products
*GB/T 2667-2017 Specifications for shirts and blouses
*GB/T 2662-2017 Clothes with fillings
*DBJ/T 15-83-2017 Assessment standard for green building in Guangdong Province
GB/T 8629-2017 is referred in:
*GB/T 13769-2009 Textiles — Test method for assessing the smoothness appearance of fabrics after cleansing
*GB 23314-2009 Neckties
*GB/T 22843-2009 Cushion and Pillow
*FZ/T 73010-2008 Knitted workmanship sweater
*FZ/T 73017-2008 Knitted garment and adornment for infant
*GB/T 33734-2017 Woven bedding for infants
*GB/T 8628-2013 Textiles - Preparation, Marking and Measuring of Fabric Specimens and Garments in Tests for Determination of Dimensional Change
*GB/T 22798-2009 Test method for fiber fall off of towel product
*GB/T 2666-2017 Trousers
*GB/T 2665-2017 Women’s suits and coats
*GB/T 2664-2017 Men's suits and coats
*GB/T 13772.2-2018 Textiles - Determination of the Slippage Resistance of Yarns at a Seam in Woven Fabrics - Part 2: Fixed Load Method
*GB/T 22799-2009 Test method for hydroscopicity of towel product
*GA 869-2010 Protective hood for firefighters
*FZ/T 43014-2018 Silk scarf and shawl
*GB/T 22853-2019 Knitted sportwears
*FZ/T 24011-2019 Cashmere woven scarf and shawl
*FZ/T 73061-2019 Knitted Jacket
*GB/T 38413-2019 Textiles—Test methods for filtration of particulate matter
*FZ/T 74007-2019 UV-protective light weight outdoor clothing
*GB/T 22704-2019 Code of practice for the design and manufacture of children's clothing to promote mechanical safety
*FZ/T 01028-2016 Textiles―Burning behaviour―Determination of flame spread rate of horizontally oriented specimens
*GB 8965.1-2020 Protective clothing — Flame retardant protective clothing
*FZ/T 73023-2006 Antibacterial knitwear
*FZ/T 73025-2006 Knitted garment and adornment for infant
*FZ/T 73026-2006 Knitted skirt suit
*FZ/T 61001-2019 Pure wood and wool blended blanket
*GB/T 39508-2020 Knitted garments for infants and children
*GB/T 14272-2021 Down garments
*GB/T 40270-2021 Textiles—General technical requirements based on consumer experience
*FZ/T 81008-2021 Jackets
*GB/T 23314-2021 Neckties
*GB/T 22798-2019 Test method for fiber fall off of towel product
*GB 12014-2019 Protective clothing—Static protective clothing
*FZ/T 81014-2008 Infants wear
*FZ/T 43015-2021 Knitted silk garments
*FZ/T 81011-2008 Neckties
*FZ/T 81007-2022 Casual wear
*FZ/T 81004-2022 Skirts and skirted suit
*FZ/T 73020-2004 Knitted sportswear
*GB/T 23314-2009 Neckties
*FZ/T 81023-2019 Waterproof and water-vapour permeabile garments
*FZ/T 73063-2019 Knitted maternity garments
*FZ/T 60047-2022 Testing method for dimensional change of garment interlinings after washing
*GB 8965.4-2022 Protective clothing—Arc flash protective clothing
*FZ/T 34014-2022 Bast fibres textile products with natural moisture absorption and quick-drying properties
*FZ/T 34015-2022 Bast fibers textile products with natural moisture absorption and air permeability
*SN/T 3611-2013 Safety requirements and test methods of reclined cradles for child use and care articles
*FZ/T 73043-2020 Knitted shirts
*GB/T 21655.1-2023 Textiles—Evaluation of absorption and quick-drying—Part 1:Method for combination tests
*GB 24539-2021 Protective clothing-Chemical protective clothing
*FZ/T 82006-2018 Woven accessories
*GB/T 13770-2009 Textiles — Test method for assessing the appearance of creases in fabrics after cleansing
*GB/T 38046-2019 Reflective vest for motor vehicle passengers
*T/CNTAC 1-2018 Guidance on Implementation of GB 31701 The safety technical code for infants and children textile products
*GB/T 18387-2017 Limits and test method of magnetic and electric field strength from electric vehicles
*GB/T 3882-2017 Rolling bearings—Insert bearings and eccentric looking collars—Boundary dimensions
*Q/JD 1920-2012 Technical Specifications for Automotive Connector
*GB/T 4146.2-2017 Textiles—Man-made fibers—Part 2: Terms of products
*GB/T 2667-2017 Specifications for shirts and blouses
*Tie Yun [2006] No.161 Rules for Railway Freight Loading Reinforcement
*Tie Yun 2006 No.161 Rules for Railway Freight Loading Reinforcement
*TieYun (07) No.62 Rules for Railway Transportation of Out-of-gauge and Overweight Goods
*000014672/2010-00750 License Management Measures for Transport Safety of Radioactive Articles
*T/CNTAC 1-2023 Guidance on implementation of GB31701 The safety technical code for infants and children textile products
*GB/T 12705.1-2024 Textile—Methods of testing the down-proof property —Part 1: Rubbing test
*FZ/T 73017-2023 Knitted homewear
*QB/T 1193-2023 Down and feather quilts
*GB/T 12705.2-2024 Textile—Methods of testing the down-proof property—Part 2: Tumble test
*YY/T 0853-2024 Medical compression hosiery for varices
*YY/T 0851-2023 Medical thrombosis prophylaxis hosiery
*GB/T 44872-2024 General technical requirements for appearance of textile products after cleansing
*FZ/T 73049-2024 Knitted mask
*FZ/T 13001-2013 Yarn-dyed denim
*FZ/T 70009-2021 Test method for relaxation dimensional change and felting dimesional change to washing of wool textiles
*GB/T 5453-2025 Textiles―Determination of the permeability of fabrics to air
*GB/T 41788-2022 Multifunctional knitted products
Code of China
Standard
GB/T 8629-2017  Textiles―Domestic washing and drying procedures for textile testing (English Version)
Standard No.GB/T 8629-2017
Statusvalid
LanguageEnglish
File FormatPDF
Word Count10000 words
Price(USD)250.0
Implemented on2017-12-1
Deliveryvia email in 1 business day
Detail of GB/T 8629-2017
Standard No.
GB/T 8629-2017
English Name
Textiles―Domestic washing and drying procedures for textile testing
Chinese Name
纺织品 试验用家庭洗涤和干燥程序
Chinese Classification
W04
Professional Classification
GB
ICS Classification
Issued by
MOHURD; AQSIQ
Issued on
2017-05-12
Implemented on
2017-12-1
Status
valid
Superseded by
Superseded on
Abolished on
Superseding
GB/T 8629-2001 Textiles-Domestic washing and drying procedures for textile testing
Language
English
File Format
PDF
Word Count
10000 words
Price(USD)
250.0
Keywords
GB/T 8629-2017, GB 8629-2017, GBT 8629-2017, GB/T8629-2017, GB/T 8629, GB/T8629, GB8629-2017, GB 8629, GB8629, GBT8629-2017, GBT 8629, GBT8629
Introduction of GB/T 8629-2017
Codeofchina.com is in charge of this English translation. In case of any doubt about the contents of English translation, the Chinese original shall be considered authoritative. This standard was developed in accordance with the rules given in GB/T 1.1-2009. This standard replaces Textiles — Domestic Washing and Drying Procedures for Textile Testing (GB/T 8629-2001). The following technical deviations have been made with respect to the GB/T 8629-2001 (the previous edition): — In the scope of this standard, 3 different washing procedures of washing machine Type A are added; 7 different washing procedures of washing machine Type C are added; "flat dry" is added and "oven dry" is deleted; the notes of 1.4 and 1.5 are added (see Clause 1; Clause 1 of Edition 2001); — GB/T 6529 is added in normative references, and GB/T 8685 is deleted (see Clause 2; Clause 2 of Edition 2001); — Clause 3 "Terms and Definitions" is added, and the clause numbers extended accordingly (see Clause 3); — Clause 4 of the original standard is adjusted to Clause 6 of this standard, and the types of reference detergent is changed from 3 to 6 (see Clause 6; Clause 4 of Edition 2001); — Water hardness is revised from "water hardness for arbitration test shall not exceed 20 mg/kg" to "water hardness shall be lower than 0.7 mmol/L" (see 6.2.1; 4.2 of Edition 2001); — The requirements of water pressure and water inlet temperature are added (see 6.2.2 and 6.2.3); — Clause 5 "Apparatus" is revised as "Apparatus and Materials", and Tables 1 and 2 of the original standard are deleted (see Clause 5; Clause 5 of Edition 2001); — Washing machine Type C is added; partial specifications of washing machine Type A and Type B are modified, and washing machine Type A is classified into washing machine Type A1 and Type A2; the specifications of washing machines are adjusted to corresponding annexes (see Clause 5; Clause 5 of Edition 2001); — Table 3 and the requirements of dryer used with corresponding type of washing machine of the original standard are deleted; dryers are classified into Type A1 (vented), Type A2 (condenser) and Type A3 (large vented); the specification parameters of dryers are modified and the parameters are adjusted to corresponding annexes (see 5.2; 5.2 of Edition 2001); — Specification parameters and selection method of ballast are modified, and the parameters are adjusted to corresponding annexes (see 5.6; 5.3 of Edition 2001); — 5.7 "Oven" of the original standard is deleted (see 5.7 of Edition 2001); — Clause 7 "Conditioning and Testing Atmosphere" is added (see Chapter 7); — The provisions of wash load and ballast in Clauses 6 and 7 of the original standard are adjusted to Clause 8 of this standard (see Clause 8; Clauses 6 and 7 of Edition 2001); — Partial provisions of washing procedures of washing machine Type A (Table 5 of the original standard) are modified; except simulated hand wash, the sequencing series number of “1A, 2A, 3A…” are revised as the code series number of the first digital, which represents wash temperature, plus the first letter of agitation type (Normal, Mild and Gentle), for example, original series number 5A is adjusted to 4N, and Table 5 of the original standard is adjusted to Annex B (see Annex B; Table 5 of Edition 2001); — Partial provisions of washing procedures of washing machine Type B (Table 6 of the original standard) are modified, and Table 6 of the original standard is adjusted to Annex D (see Annex D; Table 6 of Edition 2001); — Washing procedures of washing machine Type C are added (see Annex F); — Dosage of reference detergent and applicable machine types are specified, and Table 1 is added (see 9.3); — Main technical requirements of Clause 8 of the original standard are itemized, the setting requirements of the temperature of the exhaust from the drum are modified, and 10.1.4 and 10.2.4 are added (see Clause 10; Clause 8 of Edition 2001); — The original Annex A to Annex C are adjusted to Annex I, Annex K to Annex P; Annex A to Annex H, Annex J and Annex Q are added; and the original Annex D is deleted (see Annex A to Annex Q; Annex A to Annex D of Edition 2001). This standard has been redrafted and modified adoption of International Standard ISO 6330:2012 Textiles — Domestic Washing and Drying Procedures for Textile Testing (English version). The technical deviations between this standard and the International Standard ISO 6330:2012 are as follows: — Adjustment on technical differences had been made in "Normative References" of this standard so that the technical conditions in China are met; the adjustment situations embodied a concentrated reflection in Chapter 2 "Normative References", and the specific adjustments are as follows:  GB/T 6529 is replaced by GB/T 6529, which is modified in relation to the international standard;  ISO 6059 is replaced by GB/T 7477 which is identical to the international standard. For the purposes of this standard, the following editorial changes have also been made: — The note of 1.4 is added; — IEC 60456 is deleted from the note of 6.2.1; — The note of 8.3 and 10.2.3 are added; — Due to clerical errors of the international standard, partial parameters of the washing machine Type A2 type Annex A (Normative) are corrected; — The note of Annex B is added and Annex Q (Informative) is added; — Bibliography of the international standard is deleted. This standard was proposed by the China National Textile and Apparel Council. This standard was prepared by SAC/TC 209/SC 1 (Basic Standard Subcommittee 1 of the National Technical Committee 209 on Textiles of the Standardization Administration of China). The previous editions of the standard replaced by this standard are as follows: — GB/T 8629-1988, GB/T 8629-2001. Textiles — Domestic Washing and Drying Procedures for Textile Testing 1 Scope 1.1 This standard specifies domestic washing and drying procedures for textile testing. The procedures are applicable to textile fabrics, garments or other textile articles which are subjected to appropriate combinations of domestic washing and drying procedures. This standard also specifies the reference detergents and ballasts for the procedures. 1.2 This standard specifies the following washing procedures: a) 13 different washing procedures based on the use of the reference washing machine Type A: horizontal axis, front-loading type; b) 11 procedures based on the use of the reference washing machine Type B: vertical axis, top-loading agitator type; c) 7 procedures based on the use of the reference washing machine Type C: vertical axis, top-loading pulsator type. 1.3 Each washing procedure represents a single domestic wash. 1.4 This standard also specifies six drying procedures: A — Line dry B — Drip line dry C — Flat dry D — Drip flat dry E — Flat press F — Tumble dry Note: When decided through consultation between all parties concerned, oven drying procedure may be used, see also Annex Q. 1.5 A complete test consists of a washing and drying procedure. Note: Use of different parameters (washing machine type, detergent type and type of tumble drier) may affect test results for any test using this standard. Therefore, parties using this standard are strongly encouraged to agree on the parameters to be used. 2 Normative References The following referenced documents are indispensable for the application of this document. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies. GB/T 6529 Textiles — Standard Atmospheres for Conditioning and Testing (GB/T 6529-2008, GB/T 6529:2005, MOD) GB/T 7477 Water Quality — Determination of the Sum of Calcium and Magnesium — EDTA Titrimetric Method (GB/T 7477-1987, eqv ISO 6059:1984) 3 Terms and Definitions For the purpose of this document, the following terms and definitions apply. 3.1 ambient conditions temperature and relative humidity in the test environment not differing from the normal indoor condition or the normal outdoor condition in the region where the test is performed 3.2 ballast textile load (cotton, cotton/polyester or polyester) to be added to the specimen under test in order to achieve the specified weight in the reference washing machines 3.3 controlled humidity device control unit in a tumble dryer capable of measuring the humidity of the load and ending the drying operation at a predetermined residual moisture level 3.4 overdrying prolonged drying operation where the load is dried until all remaining moisture in the load has been removed 3.5 reference detergent detergent with specified formulations to be used for testing purposes 3.6 reference washing machine washing machine with defined engineering specifications to be used for testing purposes 3.7 washing procedure cycle of the washing action including water supplying, washing, and repeated rinsing, spinning and water supplying and ended by spinning as predetermined on the washing machine 3.8 spinning process water-extracting process in the washing machine by which water is removed from the textiles by centrifugal action as a part of the washing procedure 3.9 still air air not influenced by any natural wind or mechanical device giving it a forced flow 3.10 total air-dry mass total weight of the specimen under test and the ballast in a conditioned state according to GB/T 6529 4 Principle A specimen is washed in an automatic washing machine and dried according to specified procedures. 5 Apparatus and Materials 5.1 Automatic washing machines 5.1.1 Reference washing machine Type A — Horizontal axis, front-loading type The specification for reference washing machine Type A is given in Annex A. 5.1.2 Reference washing machine Type B — Vertical axis, top-loading agitator type The specification for reference washing machine Type B is given in Annex C. 5.1.3 Reference washing machine Type C — Vertical Axis, top-loading pulsator type The specification for reference washing machine Type C is given in Annex E.
Contents of GB/T 8629-2017
Foreword III 1 Scope 2 Normative References 3 Terms and Definitions 4 Principle 5 Apparatus and Materials 5.1 Automatic washing machines 5.2 Tumble dryers 5.3 Electrically (dry) heated flat-bed press 5.4 Line drying 5.5 Drying racks 5.6 Ballasts 6 Reagents 6.1 Reference detergents 6.2 Water 7 Conditioning and Testing Atmosphere 8 Wash Load 8.1 Total wash load 8.2 Number of specimens 8.3 Selection of ballast 8.4 Ratio of load to ballast 9 Washing Procedure 10 Drying Procedure 10.1 Open-air dry 10.2 Tumble dry 11 Test Report Annex A (Normative) Specification for Reference Washing Machine Type A — Horizontal Axis, Front-loading Type Annex B (Normative) Specification for Wash Procedures for Reference Washing Machine Type A Annex C (Normative) Specification for Reference Washing Machine Type B — Vertical Axis, Top-loading Agitator Type Annex D (Normative) Specification for Washing Procedures for Reference Washing Machine Type B Annex E (Normative) Specification for Reference Washing Machine Type C — Vertical Axis, Top-loading Pulsator Type Annex F (Normative) Specification for Washing Procedures for Reference Washing Machine Type C Annex G (Normative) Specification for Tumble Dryers Annex H (Normative) Specifications for All Ballast Types Used in Washing Annex I (Normative) Nominal Percentage Composition for Non-phosphate Powder Reference Detergent Annex J (Normative) Nominal Percentage Composition for Non-phosphate Reference Detergent Annex K (Normative) Nominal Percentage Composition for Non-phosphate Reference Detergent Annex L (Normative) Nominal Percentage Composition for Reference Detergent Annex M (Normative) Nominal Percentage Composition for Non-phosphate Liquid Reference Detergent Annex N (Normative) Nominal Percentage Composition for Powder Reference Detergent Annex O (Normative) Distribution and Mixing of Reference Detergent 2, 3 or Annex P (Normative) Determination of Cycle Drying Time for Tumble Dryers With a Timer Device Annex Q (Informative) Drying Procedure — Oven Dry
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Keywords:
GB/T 8629-2017, GB 8629-2017, GBT 8629-2017, GB/T8629-2017, GB/T 8629, GB/T8629, GB8629-2017, GB 8629, GB8629, GBT8629-2017, GBT 8629, GBT8629