Xu Collection, Upper Volume Radical: Metal (jīn) 鉟 Kangxi strokes: 13 Page 1302, Entry 03 Broad Rimes (Guangyun): Pronounced pei. Jade Chapters (Yupian): Interpreted as a type of bladed weapon, such as a sword. Han Yu, Joint Verses with Li Zhengfeng (Han Yu Huili Zhengfeng Lianju): The poem contains the usage "When shall we cast the great pei." It is also interchangeable with the character bei. For a detailed explanation, please refer to the entry for the character bei. Furthermore, Broad Rimes (Guangyun): Another pronunciation is pi. The meaning is the same.