Home / Standards / GB/T 36212-2018 GB/T 36212-2018 Active Non-destructive testing—Acoustic testing method and evaluation for the cement bond of underground metal component 无损检测 地下金属构件水泥防护层胶结声波检测及结果评价 Standard Type GBT ICS 19.100 CCS J04 Status 现行 Issue Date 2018-05-14 Implementation 2018-12-01 Responsible Dept 国家标准委 Drafting Unit N/A