GB/T 31546-2015 in English

《GB/T 31546-2015电动自行车轮胎》由TC19（全国轮胎轮辋标准化技术委员会）归口，TC19SC3（全国轮胎轮辋标准化技术委员会摩托车和自行车轮胎轮辋分会）执行，主管部门为中国石油和化学工业联合会。
本标准规定了电动自行车轮胎的术语和定义、分类、要求、试验方法、标志、运输和贮存。
本标准适用于电动自行车的充气轮胎。
本标准不适用于非充气轮胎。

1 Scope

This standard specifies the terms and definitions, classification, requirements, test methods, and marking, packaging, transportation and storage of electric bicycle tyres.

This standard is applicable to pneumatic electric bicycle tyres.

This standard is not applicable to non-pneumatic tyres.

2 Normative references

The following referenced documents are indispensable for the application of this document. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced documents (including any amendment) applies.

GB/T 6326 Tyre terms and definitions
GB/T 23657-2009 Series of cycle rims
GB/T 31548 Series of electric bicycle tyres
GB/T 31549 Performance testing method for electric bicycle tyres

3 Terms and definitions

For the purposes of this document, the terms and definitions given in GB/T 6326 and the following apply.

3.1
croctchet type (CT) tyre
tyre with bead core made by steel wire or other high-strength materials, and the shape of tyre bead matching with croctchet (CT) rim

Foreword I
1 Scope
2 Normative references
3 Terms and definitions
4 Classification
5 Requirements
6 Test methods
7 Marking, transportation and storage
Annex A (Normative) Appearance quality requirements