Abstract:Ultrasonic inspection is carride out on typical specimen have been obtained.The ultrasonic testing of freckle(channel)and white spot segregation in GH169 alloy had been studied.
何方成, 唐贞曾, 李家伟, 史亦韦. GH169合金制件中黑斑和白斑偏析的超声检验[J]. 材料工程, 1996, 0(10): 3-5.
He Fangcheng, Tang Zhenzeng, Li Jiawei, Shi Yiwei. Ultrasonic Inspection of Freckle(channel) and White Spot Segregation in GH169 Alloy Unit. Journal of Materials Engineering, 1996, 0(10): 3-5.