Home / Standards / GB/T 43683.4-2025 GB/T 43683.4-2025 Active Guidance for installation procedures and tolerances of hydroelectric machines—Part 4: Vertical Kaplan or propeller turbines 水轮发电机组安装程序与公差导则 第4部分:立式轴流转桨式或轴流定桨式水轮机 Standard Type GBT ICS 27.140 CCS K55 Status 现行 Issue Date 2025-08-29 Implementation 2026-03-01 Responsible Dept 中国电器工业协会 Drafting Unit N/A