Home / Standards / GB/T 2078-2019 GB/T 2078-2019 Active Dimensions of indexable hardmetal (carbide) inserts with rounded corners,with cylindrical fixing hole 带圆角圆孔固定的硬质合金可转位刀片尺寸 Standard Type GBT ICS 77.160 CCS H70 Status 现行 Issue Date 2019-08-30 Implementation 2020-07-01 Responsible Dept 中国有色金属工业协会 Drafting Unit N/A