Home / Standards / GB/T 1803-2003 GB/T 1803-2003 Active Limits and fits--Tolerance zones for holes and shafts size up to 18mm 极限与配合 尺寸至18 mm孔、轴公差带 Standard Type GBT ICS 17.040.10 CCS J04 Status 现行 Issue Date 2003-03-06 Implementation 2003-11-01 Responsible Dept 国家标准委 Drafting Unit N/A