Home / Standards / GB/T 46161.1-2025 GB/T 46161.1-2025 Active Road vehicles—Pneumatic braking systems—Part 1: Pipes,male fittings and tapped holes with facial sealing surface 道路车辆 气压制动系 第1部分:管、端面密封外螺纹接头和螺纹孔 Standard Type GBT ICS 43.040.40 CCS T24 Status 现行 Issue Date 2025-08-29 Implementation 2026-03-01 Responsible Dept 工业和信息化部 Drafting Unit N/A