Home / Standards / GB/T 16866-2006 GB/T 16866-2006 Active Dimensions and tolerances of copper and copper alloy seamless tubes 铜及铜合金无缝管材外形尺寸及允许偏差 Standard Type GBT ICS 77.150.30 CCS H62 Status 现行 Issue Date 2006-09-26 Implementation 2007-02-01 Responsible Dept 中国有色金属工业协会 Drafting Unit 中国有色金属工业协会