Home / Standards / GB/T 8545-2012 GB/T 8545-2012 Abolished Die forgings of aluminium and aluminium alloy - Dimensional tolerance and machining allowance 铝及铝合金模锻件的尺寸偏差及加工余量 Standard Type GBT ICS 77.150.10 CCS H61 Status 废止 Issue Date 2012-12-31 Implementation 2013-10-01 Responsible Dept 中国有色金属工业协会 Drafting Unit 中国有色金属工业协会