GB/T 18876.1-2024 Chinese PDF (GB/T18876.1-2024) GB/T 18297-2024 English versions: GB/T 14601-2025

English versions: GB/T 14601-2025

203-2023_Chinese: Controlgear for electric light sources - Part 2-3: Particular requirements for a

English versions: GB/T 20657-2022

3-2024_Chinese: Iron ores - Experimental methods for checking the precision of sampling (Chinese: 铁矿石 校核取样精密度的实验方法)

4-2024_Chinese: Grain and oil storage - Monitoring and control system of stored-grain condition - Part 4: Information exchange interface protocol (Chinese: 粮油储藏 粮情测控系统 第4部分：信息交换接口协议)

GB/T 18876.1-2024 Chinese PDF (GB/T18876.1-2024) GB/T 18297-2024 English versions: GB/T 14601-2025GB T 18876. 1 2024_Chinese: Standard practice for determining the metallographical constituent and inclusion content of steels and other metals by automatic image analysis Part 1: Determining the inclusion or second phase constituent content of steels and other metals by automatic (Chinese: 1) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 18876. 1 2024