Home / Standards / GB/T 27793-2011 GB/T 27793-2011 Abolished Beater process non-asbestos fiber gasket material 抄取法无石棉纤维垫片材料 Standard Type GBT ICS 23.100.60 CCS Q69 Status 废止 Issue Date 2017-10-14 Implementation 2012-08-01 Responsible Dept N/A Drafting Unit N/A