Home / Standards / GBT 8545-2012 GBT 8545-2012 Dimensional deviations and machining allowances for aluminium and aluminium alloy die forgings 铝及铝合金模锻件的尺寸偏差及加工余量 Standard Type GBT ICS N/A CCS N/A Status N/A Issue Date N/A Implementation N/A Responsible Dept N/A Drafting Unit N/A