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GB 19081-2025_Chinese: Safety specification for dust explosion prevention in feed processing system (Chinese: 饲料加工系统粉尘防爆安全规范)
3-2025_Chinese: Non-destructive testing - Ultrasonic testing block - Part 3: Calibration block for curved surface (Chinese: 无损检测 超声检测试块 第3部分：曲面检测标准试块)
English versions: GB/T 21667-2024
7-2024_Chinese: Power transformers - Part 7: Loading guide for mineral-oil-immersed power transformers (Chinese: 电力变压器 第7部分：油浸式电力变压器负载导则)
GB/T 18029.32-2024 Chinese PDF (GB /T18029.32-2024) GB 5009.5-2025 GB 19081-2025_Chinese: Safety specification forGB T 18029. 32 2024_Chinese: Wheelchairs Part 32: Test method for wheelchair castor assembly durability (Chinese: 32) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 18029. 32 2024
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