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GB/T 21149-2019 English PDF

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GB/T 21149-2019: Fired roofing tiles
Status: Valid

GB/T 21149: Evolution and historical versions

Standard IDContents [version]USDSTEP2[PDF] delivered inStandard Title (Description)StatusPDF
GB/T 21149-2019English359 Add to Cart 4 days [Need to translate] Fired roofing tiles Valid GB/T 21149-2019
GB/T 21149-2007English498 Add to Cart 1 days [Need to translate] Fired roofing tiles Obsolete GB/T 21149-2007

PDF similar to GB/T 21149-2019


Standard similar to GB/T 21149-2019

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Basic data

Standard ID GB/T 21149-2019 (GB/T21149-2019)
Description (Translated English) Fired roofing tiles
Sector / Industry National Standard (Recommended)
Classification of Chinese Standard Q17
Classification of International Standard 91.100.25
Word Count Estimation 18,144
Date of Issue 2019-08-30
Date of Implementation 2020-07-01
Older Standard (superseded by this standard) GB/T 21149-2007
Quoted Standard GB/T 3810.1; GB/T 9195; GB/T 36584; JGJ/T 191
Issuing agency(ies) State Administration for Market Regulation, China National Standardization Administration
Summary This standard specifies the classification (variety, specification, grade, marking), requirements, test methods, inspection rules, marking, packaging, transportation and storage of sintered tiles. This standard applies to sintered tile products (hereinafter referred to as tiles) for roof covering and decoration of buildings.

GB/T 21149-2019: Fired roofing 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.
Fired roofing tiles ICS 91.100.25 Q17 National Standards of People's Republic of China Replace GB/T 21149-2007 Sintered tile Published on.2019-08-30 2020-07-01 implementation State market supervision and administration China National Standardization Administration issued

Content

Foreword I 1 Scope 1 2 Normative references 1 3 Terms and Definitions 1 4 Category 2 5 Requirements 7 6 Test method 9 7 Inspection rules 10 8 Marking, packaging, transportation and storage 11 Appendix A (informative) Use 13 Reference 14

Foreword

This standard was drafted in accordance with the rules given in GB/T 1.1-2009. This standard replaces GB/T 21149-2007 "sintered tile", compared with GB/T 21149-2007, the main technical content changes are as follows. --- Removed the "lime burst" in the term and related requirements (see 3.7, 5.2.5 and 6.1.2.6 of the.2007 edition); --- Put the "blue tile" in the classification into the "unglazed tile" (see 4.1,.2007 version 4.1); --- Added the icon and related requirements of "flat tile" (see 4.2.1, 4.2.2.1, 5.2.2, 5.2.3, 5.2.4 and 5.3); ---Sanqu tile, double-bar tile, fish scale tile, beef tongue tile bending resistance performance index is not less than 8.0MPa adjusted to not less than 10.0MPa (See 5.3, 5.3.1 of the.2007 edition); --- "Anti-freeze performance" test project increased the "quick freeze method" test method (see 5.3); --- Added "salt resistance" test project (see 5.3); --- Increased the "acid and alkali resistance" test project (see 5.3); --- Added "wind resistance" test project (see 5.3); --- Added "simulated rain" test project (see 5.3). This standard was proposed by the China Building Materials Federation. This standard is under the jurisdiction of the National Technical Committee for Standardization of Wall and Roof Building Materials (SAC/TC285). This standard was drafted. China Building Materials Inspection and Certification Group Xi'an Co., Ltd., Jiatai Roofing Materials (Zhaoqing) Co., Ltd., Foshan City Guan Glass Building Materials Co., Ltd., Xiangxiang City, Hunan Province, Tang Sheng Wye Co., Ltd., Guizhou Province Building Materials Quality Supervision and Inspection Institute, Guangdong Ou Naite Building Materials Co., Ltd., Anhui Shengyang New Building Materials Technology Co., Ltd., Foshan Jinjiufang Ceramics Co., Ltd., Hunan Gusheng Brick and Tile Technology Co., Ltd. Company, National Green Wall Materials Quality Supervision and Inspection Center, National Building Materials Testing Center. The main drafters of this standard. Lu Xiaobin, Zhou Jinghua, Jian Weijun, Li Sen, Jiang Deyong, Lu Weiliang, Zuo Zhijun, Cui Jinhua, Peng Chao, Jiang Yuchuan, Chen Guohua, Cui Zhou, Zhuang Shichao, Tang Liqun, Fan Fugang, Zhang Guoming, Jiang Xianli, Wang Bo. The previous versions of the standards replaced by this standard are. ---GB/T 21149-2007. Sintered tile

1 Scope

This standard specifies the classification (variety, specifications, grades, markings), requirements, test methods, inspection rules, marking, packaging, transportation of sintered tiles. And storage. This standard is applicable to sintered tile products (hereinafter referred to as tiles) for building roof covering and decoration.

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. GB/T 3810.1 Test methods for ceramic tiles - Part 1. Sampling and reception conditions GB/T 9195 Building Sanitary Ceramics Classification and Terminology GB/T 36584 roof tile test method JGJ/T 191 Building Material Terminology Standard

3 Terms and definitions

The following terms and definitions defined in GB/T 9195 and JGJ/T 191 apply to this document. 3.1 Used in clay or other inorganic non-metallic raw materials, processed by molding, sintering, etc., used for roofing and decoration of building roofs or Block sintered product. Classification and specific product naming are usually performed according to the shape, surface state, and water absorption rate. Note. According to the water absorption rate, it is divided into Class I tile (≤6.0%), Class II tile (6.0%~10.0%), and Class III tile (10.0%~18.0%). 3.2 Blue roof blueroofingtiles;greyroofingtiles A blue-gray sintered tile fired in a reducing atmosphere. 3.3 Bulging A bulge and/or spout that appears on the surface of the product. 3.4 Layered lamination The body has a sandwich or a separation between the top and bottom. 3.5 Pattern defect patterndefect Significant shortcomings in pattern decoration. 3.6 Gloss difference lustredifference The surface gloss is inconsistent between a single product or the same batch. 3.7 Under fire Defects caused by insufficient sintering temperature or insufficient temperature.

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