宋代铜铸币在我国古代光辉灿烂的货币文化中,具有十分重要的地位。北宋元丰年间(1078——1085年),铜铸币年铸额高达50余亿枚,较唐代岁铸额增加近20倍,比清代顺治九年(1652年)岁铸21亿枚还多29亿余枚。数量和版别多、钱质精、钱文书法艺术美等,构成了宋代铜铸币的鲜明特色,反映出其铸钱工艺技术的提高与进步。本文拟根据史籍文献中关于宋代铸造铜钱“料例”的记载,对宋代铜钱的金属成分比例及其演变过程,做些探讨。宋代,为整顿五代以来民间私铸轻小劣质钱币严重干扰货币正常流通的局面,宋太祖赵匡胤即位不久,便铸造了每贯重四斤九两(一说重六斤四两)的“宋通元宝”(或读“宋元通宝”)铜币,诏令“凡诸州轻小 Bronze coins in the Song Dynasty in China’s ancient glorious currency culture, has a very important position. During the Northern Song Dynasty Yuanfeng period (1078-1085 years), copper coins were cast in up to 50 billion pieces a year, an increase of nearly 20 times as much as that of the Tang Dynasty. It was 2.1 billion years older than that of the Shunzhi nine years (1652) More than 29 billion pieces. The quantity and edition of the coin, the fine quality of the money, the fine art of the Qian Wenhua calligraphy, etc. constitute the distinctive features of the bronze coins in the Song Dynasty, which reflect the improvement and progress of the casting technology. Based on the records of historical materials cast bronze coins in the historical documents, this paper discusses the metal composition of the Song Dynasty copper coins and its evolution process. In the Song Dynasty, in order to rectify the situation that the privately-managed small and poor quality private coinage seriously interfered with the normal circulation of currency since the Five Dynasties period, Song Taizu Zhao Kuangyin ascended the throne soon and cast the “Song Tong ingot ”(Or read“ Song and Yuan Tongbao ”) Copper coins, edict" Where the state light