GB/T 23453-2025 English PDF

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GB/T 23453-2025: Natural limestone slab for building
Status: Valid

GB/T 23453: Historical versions

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
GB/T 23453-2025	379	Add to Cart	4 days	Natural limestone slab for building	Valid
GB/T 23453-2009	279	Add to Cart	3 days	Natural limestone building boards	Valid

Similar standards

GB/T 11982.1   JC/T 908   JC/T 973   GB/T 23454   GB/T 23452   

Basic data

Standard ID: GB/T 23453-2025 (GB/T23453-2025)
Description (Translated English): Natural limestone slab for building
Sector / Industry: National Standard (Recommended)
Classification of Chinese Standard: Q21
Classification of International Standard: 91.100.15
Word Count Estimation: 18,118
Date of Issue: 2025-04-25
Date of Implementation: 2025-11-01
Older Standard (superseded by this standard): GB/T 23453-2009
Issuing agency(ies): State Administration for Market Regulation, China National Standardization Administration

GB/T 23453-2025: Natural limestone slab for building

---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 91.100.15 CCSQ21 National Standard of the People's Republic of China Replace GB/T 23453-2009 Natural limestone building panels Released on 2025-04-25 2025-11-01 Implementation State Administration for Market Regulation The National Standardization Administration issued

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. This document replaces GB/T 23453-2009 "Natural limestone building panels". Compared with GB/T 23453-2009, except for the structural adjustment In addition to editorial changes, the main technical changes are as follows. a) The scope of application of the document has been changed (see Chapter 1, Chapter 1 of the.2009 edition); b) The term and definition of "travertine" have been deleted (see Chapter 3 of the.2009 edition); c) The classification, grade, requirements and inspection methods of arc plates have been deleted (see 4.1.2, 4.2, 5.2.3, 5.2.5, 5.2.7, 5.2.9, 6.1.3, 6.1.5, 6.1.7, 6.1.8 and 6.1.9); d) The product grade has been changed (see 4.2, 4.2 of the.2009 edition); e) Added general requirements for stone protection (see 5.1.1); f) The commonly used dimensions of plates have been changed (see 5.1.2, 5.1 of the.2009 edition); g) The thickness deviation has been changed (see 5.2.1 and 5.2.2, 5.2.1 and 5.2.2 of the.2009 edition); h) Added processing quality requirements for special-shaped plates (see 5.2.7); i) The requirements for color spots and sand holes in appearance quality have been deleted (see 5.3.2 of the.2009 edition); j) Added the project index of volume density (see 5.4); k) Added product application performance requirements and test methods (see 5.5 and 6.4); l) Added the factory inspection items list (see 7.1.1); m) Added the type inspection items table (see 7.2.1); n) Added the table of test specimens for physical properties and product application performance (see 7.2.4). 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 Stone Standardization Technical Committee (SAC/TC460). This document was drafted by. Sinoma Artificial Crystal Research Institute Co., Ltd., China Stone Association, Nan'an Quality Metrology and Inspection Institute, Fujian Hua Pyroxene Industry Co., Ltd., Quanzhou Delaipin Stone Chemical Co., Ltd., and Global Marble (Fujian) Co., Ltd. The main drafters of this document are. Chen Renjie, Zhou Junxing, Xu Wanfen, Zhong Wenbo, Zhang Lihong, Wang Weixuan, He Jiaoyang, Cai Yingwei, Wu Dawei, Fang Fang. This document was first published in.2009 and this is the first revision. Natural limestone building panels

1 Scope

This document specifies the product classification, grade and labeling, technical requirements, test methods, and Inspection rules, as well as marking, packaging, transportation and storage. This document applies to the production and delivery of architectural decorative panels constructed using the gluing method.

2 Normative references

The contents of the following documents constitute 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 191 Pictorial markings for packaging, storage and transportation GB/T 9966.1 Test methods for natural stone - Part 1.Compression strength test after drying, water saturation and freeze-thaw cycles GB/T 9966.2-2020 Test methods for natural stone - Part 2.Flexural strength test after drying, water saturation and freeze-thaw cycles GB/T 9966.3 Test methods for natural stone - Part 3.Water absorption, bulk density, true density and true porosity test GB/T 9966.4-2020 Test methods for natural stone Part 4.Abrasion resistance test GB/T 9966.14 Test methods for natural stone - Part 14.Determination of fracture resistance energy GB/T 13890 Terminology of Natural Stone GB/T 17670 Unified numbering system for natural stone GB/T 18601-2024 Natural granite building panels GB/T 24264 Adhesives for facing stone GB/T 32837 Natural stone protective agent JC/T 1050 Classification and test methods of anti-slip performance of floor stone

3 Terms and definitions

The terms and definitions defined in GB/T 13890 apply to this document. 4 Product classification, grade and labeling 4.1 Classification 4.1.1 According to density, it is divided into. a) Low-density limestone. density not less than 1.76g/cm3 and less than 2.16g/cm3; b) Medium density limestone. density not less than 2.16g/cm3 and less than 2.56g/cm3; c) High-density limestone. density not less than 2.56g/cm3. 4.1.2 According to shape. a) Matte board (MG); ......

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Answer: Yes. Unless special scenarios such as technical constraints or academic study, you should always prioritize to purchase the latest version GB/T 23453-2025 even if the enforcement date is in future. Complying with the latest version means that, by default, it also complies with all the earlier versions, technically.