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GB 44504-2024_Chinese: Risk classification and service life of special production equipment for civil explosive materials (Chinese: 民用爆炸物品专用生产设备危险类别及使用年限)
GBZ45378-2025_Chinese: Non-destructive testing - Methods for absolute calibration of acoustic emission transducers by the reciprocity technique (Chinese: 无损检测 基于互易性技术的声发射传感器绝对校准方法)
6-2025_Chinese: Information technology - Extensible biometric data interchange formats - Part 6: Iris image data (Chinese: 信息技术 可扩展的生物特征识别数据交换格式 第6部分：虹膜图像数据)
English versions: GB/T 19267
English versions: GB/T 44962-2024
GB 31830-2024 Chinese PDF GB/T 45416-2025 GB 44504-2024_Chinese: Risk classification andGB 31830 2024_Chinese: Norm of energy consumption per unit production of toluene diisocyanate and diphenyl methane diisocyanate (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB 31830 2024
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