GH3230合金薄板填丝钨极氩弧焊接头的组织稳定性

张天昊, 鞠泉, 蒙肇斌, 王浩, 胡本芙

Microstructural Stability in Tungsten Argon-Arc Welded Joint of GH3230 Superalloy Plate

ZHANG Tianhao, JU Quan, MENG Zhaobin, WANG Hao, HU Benfu

图1 GH3230合金填丝钨极氩弧焊接薄板焊接接头及母材显微组织的OM像

Fig.1 OM images of welded joint and base metal of GH3230 alloy welded plate (a) weld zone (b) heat affected zone (c) base metal