GB/T 14048.11-2024 Chinese PDF (GB/T14048.11-2024) GB 29449-2024 GB/T 45227-2025_Chinese: Technical requirements for

GB/T 45227-2025_Chinese: Technical requirements for closed-off management system of chemical industry park (Chinese: 化工园区封闭管理系统技术要求)

12-2023_Chinese: Internal combustion engines - Piston rings - Part 12: Half keystone rings made of steel (Chinese: 内燃机 活塞环 第12部分：楔形钢环)

GB/T 45257-2025_Chinese: Press and publication - Knowledge services - Extraction and marking up of knowledge element (Chinese: 新闻出版 知识服务 知识元提取与标引)

English versions: GB/T 6433-2025

GB/T 26002-2025_Chinese: Stainless steel pliable corrugated tubing and fittings used in gas piping systems (Chinese: 燃气输送用不锈钢波纹软管及管件)

GB/T 14048.11-2024 Chinese PDF (GB/T14048.11-2024) GB 29449-2024 GB/T 45227-2025_Chinese: Technical requirements forGB T 14048. 11 2024_Chinese: Low voltage switchgear and controlgear Part 6 1: Multiple function equipment Transfer switching equipment (Chinese: 6 1 ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 14048. 11 2024