GB/T 23452-2025 English PDF

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
GB/T 23452-2025	RFQ	ASK	3 days	Natural sandstone slab for building	Valid
GB/T 23452-2009	279	Add to Cart	3 days	Natural sandstone building boards	Valid

Basic data

Standard ID: GB/T 23452-2025 (GB/T23452-2025)
Description (Translated English): Natural sandstone slab for building
Sector / Industry: National Standard (Recommended)
Date of Implementation: 2026-03-01
Older Standard (superseded by this standard): GB/T 23452-2009

GB/T 23452-2009: Natural sandstone building boards

---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.
Natural sandstone building boards ICS 91.100.30 Q21 National Standards of People's Republic of China Natural sandstone building slab Posted 2009-03-28 2010-01-01 implementation Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China Standardization Administration of China released

Foreword

This standard and the United States ASTMC616-03 "sandstone standards," the non-equivalent. The standard proposed by China Building Materials Federation. This standard by the National Standardization Technical Committee Stone (SAC/TC460) centralized. This standard is drafted by. Sinoma Synthetic Crystals Institute (National Stone Quality Supervision and Inspection Center), Beijing Sinoma Synthetic Crystals Co. the company. Participated in the drafting of this standard. Global Stone (Dongguan) Limited. The main drafters of this standard. Chen camp, ZhouJunXing, Zhongwen Bo, Zhao Hongjie. This standard was first formulated. Natural sandstone building slab

1 Scope

This standard specifies the terms and definitions of natural sandstone building block (hereinafter referred to as sheet) product classification, grading and marking, requirements, testing Methods, inspection rules, marking, packaging, transportation and storage and so on. This standard applies to building decoration natural sandstone plates. Natural sandstone plates for other purposes can also refer to adopt.

2 Normative references

The following documents contain provisions which, through reference in this standard and become the standard terms. For dated references, subsequent Amendments (not including errata content) or revisions do not apply to this standard, however, encourage the parties to the agreement are based on research Whether the latest versions of these documents. For undated reference documents, the latest versions apply to this standard. GB/T 191 Packaging - Pictorial signs GB/T 1182 Geometrical product specifications (GPS) geometric tolerances, shape, orientation, location and runout tolerancing GB/T 1800.3 limits and fits - Bases - Part 3. standard tolerances and fundamental deviations table of values GB/T 1801 limits and tolerances and fits with selection GB/T 2828.1 Sampling procedures for inspection - Part 1. by acceptance quality limit (AQL) retrieval batch inspection sampling plan GB/T 9966.1 Test methods for natural facing stones - Part 1. Dry, wet and after freezing test methods for compressive strength GB/T 9966.2 Test methods for natural facing stones Part 2. Dry and wet bending strength test method GB/T 9966.3 Test methods for natural facing stones Part 3. bulk density, true density, true porosity and water absorption test method GB/T 13890 natural stone term GB/T 17670 natural stone uniform number GB/T 18601-2009 natural granite building plate GB/T 19766-2005 natural marble building slab

3 Terms and Definitions

GB/T 1182, the terms and definitions GB/T 13890 apply to this standard established.

4 Products

4.1 Classification 4.1.1 mineral composition divided into categories. a) greywacke. Quartz content of 50% to 90%; b) quartz sand. Quartz content of greater than 90%; c) Quartzite. The metamorphic quartz sandstone. 4.1.2 according to the shape is divided into. a) wool board (MB); b) P plate (PX); c) arc plate (HM); d) shaped plate (YX). 4.2 rating According to the processing and appearance quality is divided into. ......

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