GB/T 32592-2023 Chinese PDF (GB/T32592-2023) GB/T 39733-2024 GB/T 14478-2025_Chinese: Basic technical specification

GB/T 14478-2025_Chinese: Basic technical specification of inlet valves for large and medium-sized hydraulic turbines (Chinese: 大中型水轮机进水阀门基本技术规范)

English versions: GB/T 20718

English versions: GB/T 17732-2023

GB/T 18822

2-2025_Chinese: Connections for hydraulic fluid power - Quick-action couplings - Part 2: Flush-face type (Chinese: 液压传动连接 快换接头 第2部分：平面型)

GB/T 32592-2023 Chinese PDF (GB/T32592-2023) GB/T 39733-2024 GB/T 14478-2025_Chinese: Basic technical specificationGB T 32592 2023_Chinese: Railway applications Current collection systems Requirements for and validation of measurements of the dynamic interaction between pantograph and overhead contact line (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 32592 2023