Home / Standards / GB/T 1415-2008 GB/T 1415-2008 Active Metric threads where pressure-tight joints are made on the threads 米制密封螺纹 Standard Type GBT ICS 21.040.30 CCS J04 Status 现行 Issue Date 2008-07-30 Implementation 2009-02-01 Responsible Dept 国家标准委 Drafting Unit N/A