GB/T 23538-2023 Chinese PDF (GB/T23538-2023) GB/T 29419-2023 GB/T 44872-2024_Chinese: General technical requirements

GB/T 44872-2024_Chinese: General technical requirements for appearance of textile products after cleansing (Chinese: 纺织产品洗后外观通用技术要求)

GB/T 21267-2024_Chinese: Petroleum and natural gas industries - Procedures for testing casing and tubing connections (Chinese: 石油天然气工业 套管及油管螺纹连接试验程序)

2-2024_Chinese: Cybersecurity technology - Evaluation criteria for IT security - Part 2: Security functional components (Chinese: 网络安全技术 信息技术安全评估准则 第2部分：安全功能组件)

GB/T 45182-2025_Chinese: Test procedures of gasket parameters based on leakage rate for the pipe flange joints (Chinese: 基于泄漏率的管法兰用垫片参数测试方法)

English versions: GB/T 28843-2024

GB/T 23538-2023 Chinese PDF (GB/T23538-2023) GB/T 29419-2023 GB/T 44872-2024_Chinese: General technical requirementsGB T 23538 2023_Chinese: Conventional abrasive Determination method of ball milling toughness index (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 23538 2023