Home / Standards / GB/T 4440-2008 GB/T 4440-2008 Abolished Adjustable wrenches 活扳手 Standard Type GBT ICS 25.140.30 CCS J47 Status 废止 Issue Date 2008-12-30 Implementation 2009-09-01 Responsible Dept 中国轻工业联合会 Drafting Unit 中国轻工业联合会