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GB/T 25045-2025 English PDF

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GB/T 25045-2025: Basalt fiber roving
Status: Valid

GB/T 25045: Evolution and historical versions

Standard IDContents [version]USDSTEP2[PDF] delivered inStandard Title (Description)StatusPDF
GB/T 25045-2025English279 Add to Cart 3 days [Need to translate] Basalt fiber roving Valid GB/T 25045-2025
GB/T 25045-2010English229 Add to Cart 3 days [Need to translate] Basalt fiber roving Valid GB/T 25045-2010

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Basic data

Standard ID GB/T 25045-2025 (GB/T25045-2025)
Description (Translated English) Basalt fiber roving
Sector / Industry National Standard (Recommended)
Classification of Chinese Standard Q36
Classification of International Standard 59.100
Word Count Estimation 14,181
Date of Issue 2025-01-24
Date of Implementation 2025-08-01
Issuing agency(ies) State Administration for Market Regulation, China National Standardization Administration

GB/T 25045-2025: Basalt fiber roving

---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.
Basalt fiber roving Basalt fiber roving ICS 59.100 CCS Q 36 National Standard of the People's Republic of China Replace GB/T 25045-2010 Released on 2025-01-24 2025-08-01 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 is required. This document replaces GB/T 25045-2010 "Basalt fiber roving". Compared with GB/T 25045-2010, except for the structural adjustment In addition to the integration and editorial changes, the main technical changes are as follows. The term "basalt" has been deleted (see 3.1 of the.2010 edition); a) The requirements for product code have been changed (see 4.2, 4.2 of the.2010 edition); b) The appearance requirements have been changed (see 5.1.1, 5.1 of the.2010 edition); c) The requirements for iron oxide content have been changed (see 5.1.2, 5.2 of the.2010 edition); d) Added fiber density requirements and test methods (see 5.1.3, 6.3); e) Modified the fiber diameter requirements (see 5.1.4, 5.3 of the.2010 edition); f) The requirements for line density have been changed (see 5.1.5, 5.4 of the.2010 edition); g) The moisture content requirement has been changed (see 5.1.6, 5.5 of the.2010 edition); h) The requirements and test methods for wetting agents have been changed (see 5.1.7, 6.7, 5.6, 6.6 of the.2010 edition); i) The requirements and test methods for alkali resistance have been changed (see 5.1.8, 6.8, 5.11, 6.11, and Appendix A of the.2010 edition); j) The requirements and test methods for temperature resistance have been changed (see 5.1.9, 6.9, Appendix A, 5.12, 6.12, Appendix B of the.2010 edition); k) Changed the requirements for the dispersion rate of chopped roving (see 5.2.2, 5.9 of the.2010 edition); l) The requirements for tensile strength at break have been changed (see 5.3.1, 5.7 of the.2010 edition); m) The requirements and test methods for mechanical properties of dipped yarn have been changed (see 5.3.3, 6.14, 5.13, 6.14 of the.2010 edition); n) The requirements and test methods for acetone solubility of rovings for injection molding and molding materials after dipping have been deleted (see 5.13, 6.13); o) The requirements and test methods for the bending strength of rod-shaped composite materials (see 5.13 and 6.15 of the.2010 edition) have been deleted; p) The judgment rules have been changed (see 7.2.2, 7.2.2 of the.2010 edition); q) The requirements for labeling, packaging, transportation and storage have been changed (see Chapter 8, Chapter 8 of the.2010 edition); r) The determination of alkali resistance of basalt fiber (see Appendix A of the.2010 edition) was deleted; s) The determination of temperature resistance of basalt fiber roving has been changed (see Appendix A, Appendix B of the.2010 edition). 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 Glass Fiber Standardization Technical Committee (SAC/TC 245). This document was drafted by. Nanjing Fiberglass Research and Design Institute Co., Ltd., Zhejiang Shijin Basalt Fiber Co., Ltd., Sichuan Qian Yi Composite Materials Co., Ltd., Zhengzhou Dengdian Basalt Fiber Co., Ltd., Sichuan Basalt Fiber New Materials Research Institute (Innovation Center), Shanxi Jintou Basalt Development Co., Ltd., Sichuan Juyuan Basalt Fiber Technology Co., Ltd., and Nanjing Sinoma Standard Certification Co., Ltd. The main drafters of this document are. Yu Shoufu, Xu Jiayang, Yang Jianping, Wang Yumei, Kang Yiyu, Liu Yifeng, Song Nan, Wu Yongkun, Cui Jun, Hu Xianqi, Tang Zhiqiang, Han Pengzhan, Xu Yuxiao, Su Rui, Yang Zhongjia, Li Junguang, Pan Lichun, Wang Xiyan, Wang Xiangang, Zheng Peiqi, Wang Rui, Meng Hao, and Chen Yiting. This document was first published in.2010 and this is the first revision. Basalt fiber roving

1 Scope

This document specifies the classification and marking, requirements, test methods, inspection and Inspection rules, as well as marking, packaging, transportation and storage. This document is applicable to basalt fiber twisted roving and direct roving.

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. in this document. GB/T 191 Pictorial markings for packaging, storage and transportation GB/T 1549 Chemical analysis methods for fiberglass GB/T 7690.1-2013 Test methods for reinforcing yarns Part 1.Determination of linear density GB/T 7690.3 Test methods for reinforcing yarns Part 3.Determination of breaking strength and elongation at break of glass fibers GB/T 7690.4 Test methods for reinforcing yarns Part 4.Determination of stiffness GB/T 7690.5 Test methods for reinforcing yarns Part 5.Determination of fiber diameter of glass fibers GB/T 9914.1 Test methods for reinforced products Part 1.Determination of moisture content GB/T 18369 Glass fiber roving GB/T 18374 Terminology of Reinforced Materials GB/T 41063 Determination of glass fiber density GB/T 41065 Determination of combustible content of basalt fiber GB/T 45129 Determination of the strength of reinforcing yarns in cement

3 Terms and definitions

The terms and definitions defined in GB/T 18374 and the following apply to this document. 3.1 A bundle of multiple parallel basalt fiber bundles or single basalt fiber bundles without twisting. Note. Including basalt fiber plied roving and basalt fiber direct roving.

4 Classification and labeling

4.1 Product Categories Products are categorized in the following forms. According to the manufacturing process, it is divided into. a) Ply untwisted roving; Direct untwisted roving.

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