White Papers

Feature and Benefit of UNS S34752

It is well known that the conventional stainless steels such as Type 316L, Type 317L, Type 321(H) and Type 347(H) have risk of PTA-SCC (PolyThionic Acid Stress Corrosion Cracking) and SRC (Stress Relaxation Cracking) occurrence in Hydrotreating units, Hydrocracking units and Delayed Coker units of petroleum refineries