Ultrasonic Inspection of Freckle(channel) and White Spot Segregation in GH169 Alloy Unit
He Fangcheng, Tang Zhenzeng, Li Jiawei, Shi Yiwei
Journal of Materials Engineering ›› 1996, Vol. 0 ›› Issue (10) : 3-5.
Ultrasonic Inspection of Freckle(channel) and White Spot Segregation in GH169 Alloy Unit
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