晶粒尺寸对304L奥氏体不锈钢氢脆的影响

王艳飞, 李耀州, 黄玉婷, 谢宏琳, 吴炜杰

Effect of Grain Size on Hydrogen Embrittlement of 304L Austenitic Stainless Steel

WANG Yanfei, LI Yaozhou, HUANG Yuting, XIE Honglin, WU Weijie

图5 充氢试样断口心部形貌

Fig.5 Fracture morphologies of center regions of hydrogen-charged specimens: (a) in situ hydrogen-charged and (b) hydrogen pre-charged AT700-5 specimen, (c) in situ hydrogen-charged, (d) hydrogen pre-charged AT800-20 specimen, (e) in situ hydrogen-charged, (f) hydrogen pre-charged AT1050-20 specimen