Home / Standards / GB/T 1954-2008 GB/T 1954-2008 Active Methods of measurement for ferrite content in austenitic Cr-Ni stainless steel weld metals 铬镍奥氏体不锈钢焊缝铁素体含量测量方法 Standard Type GBT ICS 25.160.20 CCS J33 Status 现行 Issue Date 2008-06-26 Implementation 2009-01-01 Responsible Dept 国家标准委 Drafting Unit N/A