Home / Standards / GB/T 6414-2017 GB/T 6414-2017 Abolished Castings—Dimensional tolerances and geometrical tolerances and machining allowances 铸件 尺寸公差、几何公差与机械加工余量 Standard Type GBT ICS 17.040.10 CCS J31 Status 废止 Issue Date 2017-12-29 Implementation 2017-12-29 Responsible Dept 国家标准委 Drafting Unit N/A