Home / Standards / GB/T 11352-2009 GB/T 11352-2009 Active Carbon steel castings for general engineering purpose 一般工程用铸造碳钢件 Standard Type GBT ICS 77.140.80 CCS J31 Status 现行 Issue Date 2009-03-05 Implementation 2009-09-01 Responsible Dept 国家标准委 Drafting Unit N/A