Home / Standards / GB/T 1720-1979 GB/T 1720-1979 Abolished Method of test for adhesion of paint films 漆膜附着力测定法 Standard Type GBT ICS 87-010 CCS G50 Status 废止 Issue Date 1979-09-15 Implementation 1980-01-01 Responsible Dept 中国石油和化学工业联合会 Drafting Unit N/A