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GB/T 8629-2017: Textiles -- Domestic washing and drying procedures for textile testing (English PDF)

Name: GB/T 8629-2017 PDF English
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SKU: GBT8629-2017
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GB/T 8629-2017: Textiles -- Domestic washing and drying procedures for textile testing
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GB/T 8629: Evolution and historical versions

Standard ID	Contents [version]	USD	STEP2	[PDF] delivery	Name of Chinese Standard	Status
GB/T 8629-2017	English	255	Add to Cart	0-9 seconds. Auto-delivery	Textiles -- Domestic washing and drying procedures for textile testing	Valid
GB/T 8629-2001	English	70	Add to Cart	0-9 seconds. Auto-delivery	Textiles -- Domestic washing and drying procedures for textile testing	Obsolete
GB/T 8629-1988	English	RFQ	ASK	3 days	Domestic washing and drying procedures for textile testing	Obsolete

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Similar standards

GB/T 8629 | GB/T 8630 | GB/T 8628 | GB/T 8628 |

GB/T 8629-2017: Textiles -- Domestic washing and drying procedures for textile testing

GB NATIONAL STANDARD OF THE PEOPLE’S REPUBLIC OF CHINA ICS 59.080.01 W 04 Replacing GB/T 8629-2001 Textiles - Domestic Washing and Drying Procedures for Textile Testing (ISO 6330.2012, MOD) Issued on. MAY 12, 2009 Implemented on. DECEMBER 01, 2010 Issued by. General Administration of Quality Supervision, Inspection and Quarantine of the People’s Republic of China; Standardization Administration of the People’s Republic of China.

Foreword... 4 1 Scope... 7 2 Normative References... 8 3 Terms and Definitions... 8 4 Principle... 9 5 Apparatus and Materials... 9 5.1 Automatic washing machines... 9 5.2 Tumble dryers... 9 5.3 Electrically (dry) heated flat-bed press... 10 5.4 Line drying... 10 5.5 Drying racks... 10 5.6 Ballasts... 10 6 Reagents... 10 6.1 Reference detergents... 10 6.2 Water... 12 7 Conditioning and Testing Atmosphere... 12 8 Wash Load... 12 8.1 Total wash load... 12 8.2 Number of specimens... 12 8.3 Selection of ballast... 12 8.4 Ratio of load to ballast... 13 9 Washing Procedure... 13 10 Drying Procedure... 14 10.1 Open-air dry... 14 10.2 Tumble dry... 15 11 Test Report... 16 Annex A (Normative) Specification for Reference Washing Machine Type A — Horizontal Axis, Front-loading Type... 18 Annex B (Normative) Specification for Wash Procedures for Reference Washing Machine Type A... 19 Annex C (Normative) Specification for Reference Washing Machine Type B — Vertical Axis, Top-loading Agitator Type... 22 Annex D (Normative) Specification for Washing Procedures for Reference Washing Machine Type B... 23 Annex E (Normative) Specification for Reference Washing Machine Type C — Vertical Axis, Top-loading Pulsator Type... 24 Annex F (Normative) Specification for Washing Procedures for Reference Washing Machine Type C... 25 Annex G (Normative) Specification for Tumble Dryers... 26 Annex H (Normative) Specifications for All Ballast Types Used in Washing... 27 Annex I (Normative) Nominal Percentage Composition for Non-phosphate Powder Reference Detergent 1... 28 Annex J (Normative) Nominal Percentage Composition for Non-phosphate Reference Detergent 2... 30 Annex K (Normative) Nominal Percentage Composition for Non-phosphate Reference Detergent 3... 31 Annex L (Normative) Nominal Percentage Composition for Reference Detergent 4.32 Annex M (Normative) Nominal Percentage Composition for Non-phosphate Liquid Reference Detergent 5... 33 Annex N (Normative) Nominal Percentage Composition for Powder Reference Detergent 6... 35 Annex O (Normative) Distribution and Mixing of Reference Detergent 2, 3 or 6... 36 Annex P (Normative) Determination of Cycle Drying Time for Tumble Dryers With a Timer Device... 38 Annex Q (Informative) Drying Procedure — Oven Dry... 40

Foreword

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.  ISO 139 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 China National Textile and Apparel Council. This standard was prepared by SAC/TC 209/SC 1 (Basic Standard Subcommittee 1 of National Technical Committee 209 on Textiles of Standardization Administration of China). Th drafting organizations of this standard. Shanghai Textile Industry Technical Supervision Institute, Textile Industry Standardization Institute, Zhongshan Entry-Exit Inspection and Quarantine Bureau, Wenzhou Darong Textile Instrument Co., Ltd., Wenzhou Fangyuan Instrument Co., Ltd., Shandong Ruyi Technology Group Co., Ltd. The main drafters of this standard. Chen Xiaocheng, Liu Feifei, Liu Jinyun, Wang Jingli, Xu Lu, Zhang Mengsheng, Zhu Kechuan, Wang Chunlan, Rong Fengqi. 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

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.

3 Terms and Definitions

For the purpose of this document, the following terms and definitions apply. prolonged drying operation where the load is dried until all remaining moisture in the load has been removed

4 Principle

A specimen is washed in an automatic washing machine and dried according to specified procedures.

5 Apparatus and Materials

For procedure for line drying, see 10.1.1; for drip line drying, see 10.1.2. Use screen drying racks of approximately 16 mesh stainless steel or plastic for flat drying (see 10.1.3) or drip flat drying (see 10.1.4). The nominal composition of 100% Polyester ballast is given in Annex H.

6 Reagents

The laboratory water-supply pressure at the inlet to the reference washing machine shall be higher than 150 kPa. The water temperature at the inlet to the reference washing machines shall be (20 ± 5)℃. In tropical countries, the water temperature (20 ± 5)℃ should be regarded as a minimum temperature. When the measurement is carried out with a water temperature that differs from these limits, the supply temperature should be stated in the test report.

7 Conditioning and Testing Atmosphere

The atmospheres used for conditioning textile specimens shall be in accordance with GB/T 6529.

8 Wash Load

The number of specimens will be determined by the purpose for which the material is being tested. If dimensional stability is being determined, not more than half of the wash load shall consist of test specimens.

9 Washing Procedure

After the washing procedure has been completed, remove the test specimen(s) carefully, ensuring that they are neither stretched nor distorted, and dry according to one of the drying procedures described in Clause 10. ......
Source: Translated/reviewed by www.ChineseStandard.net / Wayne Zheng et al.

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2. Can I share the purchased PDF of GB/T 8629-2017 (English) with my colleagues?: Yes. The purchased PDF of GB/T 8629-2017 (English) will be deemed to be sold to your employer/organization who actually paid for it, including your colleagues and your employer's intranet.
3. Does the price include tax/VAT?: Yes. Our tax invoice includes all tax/VAT and complies with 100+ countries' tax regulations (tax exempted in 100+ countries). Please see the List of Avoidance of Double Taxation Agreements (DTAs) signed between Singapore and 100+ countries.
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5. Should I purchase the latest version GB/T 8629-2017?: Yes. Unless special scenarios such as technical constraints or academic study, you should always prioritize purchasing the latest version GB/T 8629-2017, even if the enforcement date is in future. Complying with the latest version means that, by default, it also complies with all earlier versions technically.

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