GB/T 27793-2024 Chinese PDF (GB /T27793-2024) GB/T 18281.2-2024 2-2024_Chinese: Grades of cemented carbide

2-2024_Chinese: Grades of cemented carbide - Part 2: Grades of cemented carbide for rock drilling and engineering (Chinese: 硬质合金牌号 第2部分：凿岩及工程用硬质合金牌号)

3-2025_Chinese: Industrial communication networks - Fieldbus specifications - Type 10: PROFINET IO specifications - Part 3: PROFINET IO commuication profile (Chinese: 工业通信网络 现场总线规范 类型10:PROFINET IO 规范 第3部分：PROFINET IO通信行规)

English versions: GB/T 17216-2025

GB/T 28583-2025_Chinese: Specification of electricity supply service (Chinese: 供电服务规范)

GB/T 27793-2024 Chinese PDF (GB /T27793-2024) GB/T 18281.2-2024 2-2024_Chinese: Grades of cemented carbideGB T 27793 2024_Chinese: Beater addition non asbestos sealing materials (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 27793 2024