GB/T 31961-2024Truck and bus rims (English PDF)

Foreword

This Standard was drafted as per the rules specified in GB/T 1.1-2009.

This Standard uses the redrafting method to modify and adopt ISO 4209-2.2012 Truck

and Bus Tyres and Rims (Metric Series) – Part 2.Rims.

Compared with ISO 4209-2.2012, the structure of this Standard has been adjusted;

and the clause number comparison list between this Standard and ISO 4209-2.2012

has been listed in the Appendix A.

Compared with ISO 4209-2.2012, this Standard has the technical difference, which

mainly, for the benefit of the use, increases the rim contour size code (see Chapter 4);

for adapting China's national conditions, increases the Appendix B; whereof it mainly

indicates the bias tyre which is used more in China currently, and the specification of

rim supported by British Standard tyre; the modification against the graphics marks is

consistent with that of the matching standards.

This Standard makes the following editorial changes.

--- Change the standard name;

--- Delete the bibliography.

This Standard was proposed by China Petroleum and Chemical Industry Federation.

This Standard shall be under the jurisdiction of National Technical Committee for

Standardization of Tyre and Rim (SAC/TC 19).

Drafting organizations of this Standard. Tianjin Jiurong Wheel Tech Co., Ltd.,

Shandong Shengtai Wheel Co., Ltd., Shantou Haoda Tyre Test Equipment Co., Ltd.,

Beijing Research & Design Institute of Rubber Industry, Aeolus Tyre Co., Ltd., Triangle

Tyre Co., Ltd., Shandong Linglong Tyre Co., Ltd., Zhongce Rubber Group Co., Ltd.,

South China Tire & Rubber Co., Ltd., and Sailun Jinyu Group Co., Ltd.

Chief drafting staffs of this Standard. Gu Zheng, Wen Xiaolei, Xu Nengfa, Chen Xun,

Wang Kexian, Liu Wenmin, Zhang Chunge, Chen Shaomei, Chai Delong, Luo

Miaoqing, Wang Yejing, and Li Zhengang.

Rims for Truck-Bus

1 Scope

This Standard specifies the specification, contour, and size of the rims matching the

truck and bus wheel and tyres.

This Standard is applicable to the truck and bus wheel rims.

2 Normative References

The following documents are essential to the application of this document. For the

dated documents, only the versions with the dates indicated are applicable to this

document; for the undated documents, only the latest version (including all the

amendments) are applicable to this document.

GB/T 2933 Wheels/Rims for Pneumatic Tyres - Nomenclature, Designation and

Marking (GB/T 2933-2009, ISO 3911.2004,IDT)

GB/T 3487 Rims for Passenger Car (GB/T 3487-2015, ISO 4000-2.2013,

Passenger Car Tyres and Rims – Part 2.Rims, MOD)

3 Terms and Definitions

The terms and definitions stipulated in GB/T 2933 are applicable to this document.

4 Rim contour size code

Refer to Figure 1 for the rim contour size code.

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