Long-term IGC resistance
Compared with conventional 304 stainless steel, 304L simultaneously inhibits Cr-carbide precipitation and ensures continuous Cr supply to Cr-depleted regions by reducing carbon content, exhibiting superior intergranular corrosion resistance after long-term aging.
Mou, Liming · Tiantian, Bian · Zhang, Shaohua · Liu, Baosheng · Wu, Pengpeng · Zhang, Jinling · Yu, Yanchong · Zhang, Yuezhong · Wang, Xinchao
Journal of Materials Research and Technology 2023
304 stainless steel exhibits maximum IGC degree after aging at 660 °C for 10 h
304L stainless steel shows significantly lower IGC degree than 304 after long-term aging