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GB/T 45817-2025: Quality grade of consumer products - Ceramic tiles
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Quality grade of consumer products - Ceramic tiles
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GB/T 45817-2025
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Basic data | Standard ID | GB/T 45817-2025 (GB/T45817-2025) | | Description (Translated English) | Quality grade of consumer products - Ceramic tiles | | Sector / Industry | National Standard (Recommended) | | Classification of Chinese Standard | Q31 | | Classification of International Standard | 91.100.25 | | Word Count Estimation | 26,283 | | Date of Issue | 2025-05-30 | | Date of Implementation | 2025-12-01 | | Issuing agency(ies) | State Administration for Market Regulation, China National Standardization Administration | GB/T 45817-2025: Quality grade of consumer products - Ceramic tiles---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.
ICS 91.100.25
CCSQ31
National Standard of the People's Republic of China
Consumer product quality grading ceramic tiles
Released on 2025-05-30
2025-12-01 Implementation
State Administration for Market Regulation
The National Standardization Administration issued
Table of contents
Preface III
1 Scope 1
2 Normative references 1
3 Terms and Definitions 1
4 Categories 2
5 Classification principles 2
6 Basic Requirements 2
7 Grading Index Requirements 2
8 Test methods 6
9 Decision Rules 7
10 Classification mark 7
Appendix A (Normative) Determination of roller marks on ceramic tile surfaces 8
Appendix B (Normative) Determination of uniformity of water absorption of ceramic tiles 10
Appendix C (Normative) Ceramic rock plate machinability test 11
Appendix D (Normative) Ceramic tile cuttability test 18
Foreword
This document is in accordance with the provisions of GB/T 1.1-2020 "Guidelines for standardization work Part 1.Structure and drafting rules for standardization documents"
Drafting.
Please note that some of the contents of this document may involve patents. The issuing organization of this document does not assume the responsibility for identifying patents.
This document was proposed by China Building Materials Federation.
This document is under the jurisdiction of the National Technical Committee for Standardization of Building Sanitary Ceramics (SAC/TC249).
This document was drafted by. China Building Sanitary Ceramics Association, Guangdong Dongpeng Holdings Co., Ltd., Foshan Oushennuo Ceramics Co., Ltd.,
Jiangxi Sun Ceramics Co., Ltd., Guangdong Hongwei Ceramics Industry Co., Ltd., Tianxin Technology Co., Ltd., Foshan Ceramics Research Institute
Co., Ltd., Foshan Gaoming Best Ceramics Co., Ltd., Hebei Haorui Ceramic Products Co., Ltd., Xianyang Ceramic Research and Design Institute Co., Ltd.
Co., Ltd., Foshan Quality Metrology Supervision and Inspection Center, Hebei Huili Ceramics Co., Ltd., Hebei Xinboer Ceramics Co., Ltd., Xinmingzhu Group Co., Ltd.
Co., Ltd., Guangdong Jinyitao Ceramics Group Co., Ltd., Hangzhou Nobel Ceramics Co., Ltd., Shandong Yuanfeng Ceramics Co., Ltd., Qingyuan Jian
First Ceramics Co., Ltd., Mona Lisa Group Co., Ltd., Guangdong Gold Medal Ceramics Co., Ltd., Marco Polo Holdings Co., Ltd.,
Jiangxi Cimic Ceramics Co., Ltd., Foshan Shiwan Yingpai Ceramics Co., Ltd., Arrow Home Furnishing Group Co., Ltd., Huida Sanitary Ware Co., Ltd.
Co., Ltd., Shandong Dajiangjun New Materials Technology Co., Ltd., Guangdong Owenlai Ceramics Co., Ltd., Guangdong Xinghui Ceramics Group Co., Ltd., Foshan
Dajiaolu Marble Tile Co., Ltd., Hubei Dangyang Haoshan Building Materials Co., Ltd., Tangshan Customs Comprehensive Technical Service Center, Fujian Nan
Anbaoda Building Materials Co., Ltd., Fujian Mingsheng Ceramics Development Co., Ltd., Guangdong Guanxing Ceramics Enterprise Co., Ltd., Guangxi Hongsheng Ceramics Co., Ltd.
Company, Guangdong Xiangfang Ceramics Co., Ltd., Guangdong Haosheng Ceramics Co., Ltd., Guangdong Tianbi Ceramics Co., Ltd., Jiangsu Runtong Zinc Industry Co., Ltd.
Shandong Guoci Kanglitai New Material Technology Co., Ltd., Weiyuan Dahe Ceramic Raw Materials Co., Ltd., Henan Jiabei Technology Co., Ltd.,
China National Institute of Standardization.
The main drafters of this document are. Miao Bin, Wang Bo, Wu Qingliang, Chen Shiqing, Lu Yang, Zhang Shicha, Lu Guangjian, Hu Yao, Zhong Guiping, Lin Shan, Huo Jianrong,
Geng Zhiqiang, Xu Xiwu, Ou Zhuokun, Zhang Yihan, Su Bin, Liu Gaohui, Dai Yonggang, Li Ying, Ma Jie, Gao Mingtao, Yang Junzhi, Zhang Qikang, Huang Ye, He Zixian,
Shen Haijun, Liu Chang, Xie Wei, Zhang Xuesong, Zhang Di, Huang Dayang, Guan Haozhao, Kuang Xuecheng, Su Huangshen, Li Wenjie, Xiao Jinghong, Cao Gexing, Cai Shengyi,
Zhou Hailong, Yao Qu, Liu Liyan, Zhu Fengyan, Wang Chengdong, Xu Yun, Zhang Tianjie, Hu Zhimin, Yang Zhonglei, Du Zhilin, Wu Shaosong, Di Ping, Pan Bingyu,
Xie Xintian, Meng Zhenming, Duan Yunfeng.
Consumer product quality grading ceramic tiles
1 Scope
This document specifies the classification, classification principles, basic requirements, classification index requirements, test methods, judgment rules and
Grading identification.
This document applies to the quality classification of ceramic tiles with a water absorption rate not exceeding 3%.
2 Normative references
The contents of the following documents constitute the essential clauses of this document through normative references in this document.
For referenced documents without a date, only the version corresponding to that date applies to this document; for referenced documents without a date, the latest version (including all amendments) applies to
This document.
GB/T 3810.2 Test methods for ceramic tiles Part 2.Inspection of dimensions and surface quality
GB/T 3810.3 Test methods for ceramic tiles Part 3.Determination of water absorption, apparent porosity, apparent relative density and bulk density
GB/T 3810.4 Test methods for ceramic tiles Part 4.Determination of modulus of rupture and breaking strength
GB/T 3810.7 Test methods for ceramic tiles Part 7.Determination of surface abrasion resistance of glazed tiles
GB/T 3810.13 Test methods for ceramic tiles Part 13.Determination of chemical resistance
GB/T 3810.14 Test methods for ceramic tiles Part 14.Determination of stain resistance
GB/T 4100-2015 Ceramic tiles
GB/T 9195 Terminology and classification of building sanitary ceramics
GB/T 23266 Ceramic Plate
GB/T 37798-2019 Evaluation of anti-slip properties of ceramic tiles
GB/T 39156 Technical requirements and test methods for large-size ceramic panels
GB/T 44164 General rules for quality classification of consumer products
GB/T 44309 Ceramic rock slab
JB/T 8337-2012 Ordinary abrasive garnet
3 Terms and definitions
The terms and definitions defined in GB/T 9195 and the following apply to this document.
3.1
Ceramic tileceramictile
Block-shaped architectural ceramics for wall and floor coverings.
[Source. GB/T 9195-2023, 3.2]
3.2
Roller stamp rolertrace
Regular strip marks appearing on the surface of the product.
3.3
The consistency of water absorption in different parts of the same ceramic tile.
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