Home / Standards / GB/T 7749-1987 GB/T 7749-1987 Active Test method of cleavage strength of adhesive (metal to metal) 胶粘剂劈裂强度试验方法 (金属对金属) Standard Type GBT ICS 83.180 CCS G38 Status 现行 Issue Date 1987-05-25 Implementation 1987-12-01 Responsible Dept 中国石油和化学工业联合会 Drafting Unit N/A