Home / Standards / GB/T 1563-2017 GB/T 1563-2017 Active Taper keys—Cross section dimensions of keyways 楔键 键槽的剖面尺寸 Standard Type GBT ICS 21.120.20 CCS J18 Status 现行 Issue Date 2017-02-28 Implementation 2017-06-01 Responsible Dept 国家标准委 Drafting Unit N/A