Home / Standards / GB/T 15711-1995 GB/T 15711-1995 Abolished Steel products--Method for etch test of towersample 钢材塔形发纹酸浸检验方法 Standard Type GBT ICS 77.040.30 CCS H24 Status 废止 Issue Date 1995-10-10 Implementation 1996-03-01 Responsible Dept 中国钢铁工业协会 Drafting Unit N/A