financially supported by the National Basic Research Program of China (No. 2012CB619503);the National High Technology Research and Development Program of China (No. 2013AA031001);the International Science & Technology Cooperation Program of China (No. 2012DFA50630)
The Al-5Ti-0.5B-0.5C grain refiner was pre-pared by powder metallurgy(PM).Microstructures of the grain refiner and its grain refinement performance in commercially pure aluminum(Al)were investigated by X-ray diffracti...