Home / Standards / GB/T 6477.15-1986 GB/T 6477.15-1986 Abolished Terminology for metal-cutting machine tools--Pipe cutting machines 金属切削机床术语 管子加工机床 Standard Type GBT ICS 25.080 CCS J50 Status 废止 Issue Date 1986-06-11 Implementation 1987-12-01 Responsible Dept 中国机械工业联合会 Drafting Unit N/A