Home / Standards / GB/T 19449.3-2013 GB/T 19449.3-2013 Active Hollow taper interface with flange contact surface― Part 3: Dimensions of shanks for stationary tools 带有法兰接触面的空心圆锥接口 第3部分:用于非旋转类工具 柄的尺寸 Standard Type GBT ICS 25.100;25.100.01 CCS J41 Status 现行 Issue Date 2013-12-31 Implementation 2014-10-01 Responsible Dept 中国机械工业联合会 Drafting Unit N/A