Data for: Diffusion of hydrogen in China Reduced Activation Ferritic-martensitic steels at low temperatures

Fig.2. The microstructure by OM and TEM of CLAM (a, c) and CLF-1 (b, d) steels
Fig.3. The surface morphology of CLAM (a, b) and CLF-1 (c, d) steels coated with Pd membranes
Fig.4. (a) Cross section microstructure of CLAM steel coated with Pd; (b) Cross section microstructure of CLF-1 steel coated with Pd membrane; (c) Element mapping of selected field in (a); (d) Element mapping of selected field in (b); (e) Element line scanning of A to B in (a); (f) Element line scanning of C to D in (b).
Fig.5. Phase structure of CLAM and CLF-1 steels before and after coated with Pd membrane
Fig.6. Typical hydrogen permeation curve as function of time for CLAM steel coated with Pd
membrane at 303 K
Fig.7. Hydrogen permeability through the CLAM-Pd and CLF-1-Pd membranes versus the inverse temperature
Fig.8. SEM images of CLAM-Pd (a) and CLF-1-Pd (b) after hydrogen permeation

图2：CLAM（a、c）和CLF-1（b、d）钢的显微结构，经光学显微镜（OM）和透射电子显微镜（TEM）观察；图3：CLAM（a、b）和CLF-1（c、d）钢表面形态，经钯（Pd）膜涂层处理；图4：（a）CLAM钢经钯涂层处理的横截面显微结构；（b）CLF-1钢经钯膜涂层处理的横截面显微结构；（c）（a）图中选定区域的元素映射；（d）（b）图中选定区域的元素映射；（e）（a）图中A至B元素的线扫描；（f）（b）图中C至D元素的线扫描；图5：CLAM和CLF-1钢在涂覆钯膜前后的相结构；图6：303 K下CLAM钢经钯膜涂层处理后的典型氢渗透曲线随时间的变化；图7：CLAM-Pd和CLF-1-Pd膜的氢渗透率与逆温度的关系；图8：CLAM-Pd（a）和CLF-1-Pd（b）在氢渗透后的扫描电子显微镜（SEM）图像。