... -1998,DL/T 681-1999,JIS G 5153-1999,ASTM A 128 Mn Steel Liner Casting1. Alloy: The series include Mn13, Mn13Cr2 ... -1998, DL/T 681-1999, JIS G 5153-1999, ASTM A 128.The Combined Self-fastened Boltless Ball Mill LinersThis product, invented ... Liners, or called CHINA BEST LINER. In 2012, we registered a new patent about Liner Technology.In December of 2000, we ...