GB/T 38142-2019 English PDF

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GB/T 38142-2019: Resilient, textile and laminate floor coverings - Castor chair test
Status: Valid

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
GB/T 38142-2019	264	Add to Cart	3 days	Resilient, textile and laminate floor coverings - Castor chair test	Valid

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Basic data

Standard ID: GB/T 38142-2019 (GB/T38142-2019)
Description (Translated English): Resilient, textile and laminate floor coverings - Castor chair test
Sector / Industry: National Standard (Recommended)
Classification of Chinese Standard: W56
Classification of International Standard: 59.080.60
Word Count Estimation: 14,170
Date of Issue: 2019-10-18
Date of Implementation: 2019-10-18
Issuing agency(ies): State Administration for Market Regulation, China National Standardization Administration

GB/T 38142-2019: Resilient, textile and laminate floor coverings - Castor chair test

---This is a DRAFT version for illustration, not a final translation. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.) will be manually/carefully translated upon your order.
Resilient, textile and laminate floor coverings--Castor chair test ICS 59.080.60 W56 National Standards of People's Republic of China Elastic, woven and laminated floor coverings for wheelchair testing (ISO 4918.2016, IDT) Published on.2019-10-18 2019-10-18 implementation State market supervision and administration China National Standardization Administration issued

Foreword

This standard was drafted in accordance with the rules given in GB/T 1.1-2009. This standard uses the translation method equivalent to ISO 4918.2016 "Flexible, Textile and Laminate Flooring Foot Wheel Test". The documents of our country that have a consistent correspondence with the international documents referenced in this standard are as follows. ---GB/T 6529-2008 Standard atmosphere for textile conditioning and testing (ISO 139.2005, MOD) ---GB/T 26845-2011 Evaluation of the appearance change of carpet carpet (ISO 9405.2001, IDT) ---GB/T 26847-2011 Textile floor vocabulary (ISO 2424.2007, MOD) This standard has made the following editorial changes. --- Incorporate the contents of the International Standard Amendment ISO 4918.2016/Amd.1.2018. Please note that some of the contents of this document may involve patents. The issuing organization of this document is not responsible for identifying these patents. This standard was proposed by the China Light Industry Association. This standard is under the jurisdiction of the National Carpet Standardization Technical Committee (SAC/TC150). This standard was drafted. Tianjin Carpet Research Institute, Yangxin Ruixin Group Co., Ltd., Jiangsu Kaili Carpet Co., Ltd., Zhejiang East Fang Xingyue Carpet Industry Co., Ltd., Beijing Technology and Business University, China Building Decoration Materials Association, Beijing Resilient Flooring Association, Weihai Haima Carpet Group Co., Ltd., Weihai Shanhua Carpet Group Co., Ltd., Dongsheng Carpet Group Co., Ltd., Shanghai Judong Business Co., Ltd., Qing Hainan Fiber Inspection Bureau, INVISTA Management (Shanghai) Co., Ltd., Tianjin Jiabiao Carpet Technology Service Co., Ltd. The main drafters of this standard. Liu Chang, He Yumei, Huang Tao, Jiang Huangzhou, Wang Jianfen, Dou Xiufeng, Li Tianhua, Ma Jin, Li Jingwei, Zhang Bo, Ma Zhijun, Hou Jingshan, Hua Ruidong, Chen Jiangtao, Zhou Yichun, Shi Tao. Elastic, woven and laminated floor coverings for wheelchair testing

1 Scope

This standard specifies the appearance and stability changes or elasticity of textile floor coverings due to the movement of the foot wheelchair, and the laminate flooring due to the casters. Determination of damage caused by the movement of the chair, splicing openings, cracks, etc.

2 Normative references

The following documents are indispensable for the application of this document. For dated references, only dated versions apply to this article. Pieces. For undated references, the latest edition (including all amendments) applies to this document. ISO 139 textiles for conditioning and testing of standard atmospheres (Textiles-Standardatmospheresforconditioning Andtesting) ISO 1957 mechanism for the selection and interception of specimens for physical testing of textile floor coverings (Machine-madetextilefloorcover- ings-Selectionandcuttingofspecimensforphysicaltests) ISO 2424 Textile Floorings Vocabulary (Textilefloorcoverings-Vocabulary) Evaluation of the appearance change of ISO 9405 textile floor coverings (Textilefloorcoverings-Assessmentofchanges Inappearance) CEN/T S16354 Laminate floor coverings specifications, requirements and test methods (Laminatefloorcoverings-Under- lays-Specification, requirementsandtestmethods) EN12466 Resilientfloorcoverings-Vocabulary

3 Terms and definitions

The terms and definitions defined by ISO 2424 and EN 12466 apply to this document.

4 Principle

a floor covering consisting of one or more splicing parts, after necessary treatment or connection, rotating and rubbing with 3 casters and reaching the preset The number of revolutions. The casters carry out multi-directional, starting and repeating planetary gear trains throughout the pavement. For textile floor coverings, three different evaluation methods are specified. a) According to ISO 9405, after the textile floor has passed 5000r and 25000r, the appearance change evaluation (test A); b) After 750r, the gray color is evaluated by the gray card (test B); c) After the 10000r or 25000r, the damage degree of the sample is evaluated (test C). For elastic and laminated flooring, damage to the sample, such as delamination, splice openings or cracks, was evaluated.

5 equipment

A typical foot wheelchair device is shown in Figure 1. ......

Image     

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