Home / Standards / GB/T 1801-1999 GB/T 1801-1999 Abolished Limits and fits--Selection of tolerancezones and fits 极限与配合 公差带和配合的选择 Standard Type GBT ICS 17.040.10 CCS J04 Status 废止 Issue Date 1999-09-03 Implementation 2000-03-01 Responsible Dept 国家标准委 Drafting Unit N/A