Home / Standards / GB/T 14171-1993 GB/T 14171-1993 Abolished Motor vehicles--Pneumatic brakingsystems--Tapped holes and male fittings 汽车气制动系管路螺纹孔和管接头外螺纹 Standard Type GBT ICS 43.040.40 CCS T24 Status 废止 Issue Date 1993-03-01 Implementation 1993-07-01 Responsible Dept 工业和信息化部 Drafting Unit N/A