Home / Standards / GB/T 12467.1-2009 GB/T 12467.1-2009 Active Quality reqirements for fusion welding of metallic materials - Part 1: Criteria for the selection of the appropriate level of quality requirements 金属材料熔焊质量要求 第1部分：质量要求相应等级的选择准则 Standard Type GBT ICS 25.160.01 CCS J33 Status 现行 Issue Date 2009-10-30 Implementation 2010-04-01 Responsible Dept 国家标准委 Drafting Unit 国家标准委