Hydrogen transport in 2205 duplex stainless steel is mainly lattice diffusion in ferritic phase and was confirmed by hydrogen microprint technique.

• 根据氢原子微印实验之结果，发现氢原子在2205双相不锈钢内部扩散的方式主要为晶格扩散，且在肥粒铁相中之氢渗透速率和扩散率高于沃斯田铁相。