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联合国(UN)标准- 仅供英语
abrasion performance requirements for C1 tire (actual vehicle test method, in laboratory test method). 31 Adopted proposalregardingUNregulation 124 0 S4 WP.29/2025/5 2025/3/5 2025/9/26 Wheels for Passenger Cars ・Amendments to clarify test methods 1. Deletion of item (b) from material tests for aluminium alloys and magnesium alloys. 2. Addition of requirements to detect cracks by a suitable technical test method 3. Revision of acceptance/fau...
法规认证 2025/06/24 更新