Home / Standards / GB/T 25343.2-2026 GB/T 25343.2-2026 Upcoming Railway applications—Welding of rolling stock and components—Part 2: Basic requirements 轨道交通 机车车辆及其零部件的焊接 第2部分:基本要求 Standard Type GBT ICS 45.060.01 CCS S 30 Status 即将实施 Issue Date 2026-03-31 Implementation 2026-10-01 Responsible Dept 国家铁路局 Drafting Unit N/A