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GB/T 47099-2026: Rubber flaps for tyres - Requirements and test methods
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| Std ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | Status |
| GB/T 47099-2026 | English | 259 |
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Rubber flaps for tyres - Requirements and test methods
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Standard similar to GB/T 47099-2026 GB/T 44550 | GB/T 43494 | GB/T 43490 | GB/T 22036 | GB/T 47109 | Basic data | Standard ID | GB/T 47099-2026 (GB/T47099-2026) | | Description (Translated English) | Rubber flaps for tyres - Requirements and test methods | | Sector / Industry | National Standard (Recommended) | | Classification of Chinese Standard | G41 | | Classification of International Standard | 83.160.01 | | Date of Issue | 2026-01-28 | | Date of Implementation | 2026-08-01 | GB/T 47099-2026: Rubber flaps for tyres - Requirements and test methods---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 83.160.01
CCSG41
National Standards of the People's Republic of China
Tire rubber pad requirements and test methods
(ISO 21634.2022, MOD)
Published on 2026-01-28
Implemented on August 1, 2026
State Administration for Market Regulation
The State Administration for Standardization issued a statement.
Foreword
This document complies with the provisions of GB/T 1.1-2020 "Standardization Work Guidelines Part 1.Structure and Drafting Rules of Standardization Documents".
Drafting.
This document is modified to adopt ISO 21634.2022 "Requirements and test methods for tire rubber pads".
This document has undergone significant structural adjustments compared to ISO 21634.2022.A table comparing the structural numbering changes between the two documents is provided.
See Appendix A.
This document differs significantly from ISO 21634.2022.The relevant clauses are indicated in vertical margins.
Single lines (|) are indicated. A summary of these technical differences and their causes can be found in Appendix B.
The following editorial changes have been made to this article.
---Added Appendix C (Informative) "Main Dimensions of Finished Tire Pads" to include some specifications and dimensions.
Please note that some content in this document may involve patents. The issuing organization of this document assumes no responsibility for identifying patents.
This document was proposed by the China Petroleum and Chemical Industry Federation.
This document is under the jurisdiction of the National Technical Committee on Standardization of Tires and Rim (SAC/TC19).
This document was drafted by. Sailun Group Co., Ltd., Zhongce Rubber Group Co., Ltd., and Xiamen Cheng Shin Rubber Industry Co., Ltd.
Company, Triangle Tyre Co., Ltd., Beijing Rubber Industry Research and Design Institute Co., Ltd., Shandong Linglong Tyre Co., Ltd., Guizhou Tyre
Joint-stock company, Double Coin Tire Group Co., Ltd., Hefei Wanli Tire Co., Ltd., Anhui Giti Passenger Radial Tire Co., Ltd.
Qingdao Taikaiying Special Tire Co., Ltd., Shaanxi Yanchang Petroleum Group Rubber Co., Ltd., Qingdao Elite Rubber Co., Ltd., Jining
Qilu Testing Technology Co., Ltd., Jiaozuo Product Quality Inspection and Testing Center, and Shanghai Balanshi Automotive Testing Equipment Co., Ltd.
The main drafters of this document are. Hou Xiaoqian, Yang Wenzhen, Dong Fangqing, Chen Jianming, Qu Shihai, Zheng Rui, Li Shuhuan, Wei Sheng, Jiang Zhanghua, and Lin Yuanyuan.
Fu Botao, Sun Juxin, Xie Shiqiang, Li Fengwei, Mu Chenglong, Gao Ming, Li Wenchao, Cai Xilin, Xu Lihong, Li Miaomiao, and Mou Shouyong.
Tire rubber pad requirements and test methods
1 Scope
This document specifies the requirements and test methods for rubber strips used in inner tube tires of motor vehicles. Rubber strips protect the inner tube from punctures.
Damage to the rim or tire.
This document applies to tire pads for heavy-duty truck tires, construction machinery tires, and industrial vehicle pneumatic tires.
2 Normative references
The contents of the following documents, through normative references within the text, constitute essential provisions of this document. Dated citations are not included.
For references to documents, only the version corresponding to that date applies to this document; for undated references, the latest version (including all amendments) applies.
This document.
GB/T 521 Method for measuring the outer dimensions of tires
GB/T 528 Determination of tensile stress-strain properties of vulcanized or thermoplastic rubber (GB/T 528-2009, ISO 37.2005)
IDT)
GB/T 531.1 Test methods for indentation hardness of vulcanized rubber or thermoplastic rubber—Part 1.Shore hardness tester method (Shore hardness)
(GB/T 531.1-2008,ISO 7619-1.2004,IDT)
GB/T 2941 General procedures for specimen preparation and conditioning in physical testing of rubber (GB/T 2941-2025, ISO 23529.
2016, IDT)
GB/T 3512 Accelerated aging and heat resistance tests of vulcanized rubber or thermoplastic rubber in hot air (GB/T 3512-2014, ISO 188.
2011, IDT)
GB/T 6326 Tire Terminology
3 Terms and Definitions
The terms and definitions defined in GB/T 6326 apply to this document.
4.Specification Marking Method
Example.
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