2008T 80-2008 Standard Method of Test for Rockwell Hardness and Rockwell Superficial Hardness of Metallic Materials
2006T 80-2006 Standard Method of Test for Rockwell Hardness and Rockwell Superficial Hardness of Metallic Materials
2005T 80-2005 Standard Method of Test for Rockwell Hardness and Rockwell Superficial Hardness of Metallic Materials (ASTM Designation: E 18-03)
2003T 80-2003 Standard Method of Test for Rockwell Hardness and Rockwell Superficial Hardness of Metallic Materials (ASTM Designation: E 18-02)
2002T 80-2002 Standard Method of Test for Rockwell Hardness and Rockwell Superficial Hardness of Metallic Materials (HM-22; Part IIA; ASTM Designation E 18-00)
2000T 80-2000 Standard Method of Test for Rockwell Hardness and Rockwell Superficial Hardness of Metallic Materials (Twentieth Edition; ASTM E18-98)
1996T 80-1996 Standard Specification for Rockwell Hardness and Rockwell Superficial Hardness of Metallic Materials (Nineteenth Edition; ASTM E18-94)
1994T 80-1994 Standard Method of Test for Rockwell Hardness and Rockwell Superficial Hardness of Metallic Materials