Home / Standards / GB/T 14210-1993 GB/T 14210-1993 Active Dry wall screws 墙板自攻螺钉 Standard Type GBT ICS 21.060.10 CCS J13 Status 现行 Issue Date 1993-03-02 Implementation 1993-12-01 Responsible Dept 中国机械工业联合会 Drafting Unit N/A