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钢与CLF-1钢的光学显微镜（Optical Microscopy, OM）及透射电子显微镜（Transmission Electron Microscopy, TEM）显微组织：其中(a、c)对应CLAM钢，(b、d)对应CLF-1钢。
图3 镀钯膜的CLAM钢与CLF-1钢的表面形貌：(a、b)为CLAM钢，(c、d)为CLF-1钢。
图4 (a) 镀钯CLAM钢的截面显微组织；(b) 镀钯膜CLF-1钢的截面显微组织；(c) (a)中选定区域的元素面扫描分布；(d) (b)中选定区域的元素面扫描分布；(e) (a)中A至B的元素线扫描分布；(f) (b)中C至D的元素线扫描分布。
图5 镀钯膜前后CLAM钢与CLF-1钢的物相结构。
图6 303开尔文温度下，镀钯膜CLAM钢的典型氢渗透曲线随时间的变化关系。
图7 CLAM-Pd与CLF-1-Pd复合膜的透氢性能随温度倒数的变化关系。
图8 氢渗透实验结束后，CLAM-Pd与CLF-1-Pd试样的扫描电子显微镜（Scanning Electron Microscopy, SEM）图像：(a)为CLAM-Pd，(b)为CLF-1-Pd。