Attributes . Typical Hardness . Values

120 (27)   150 (37)   160 (14)   180 min BHN; Rockwell B. (5)   19 (14)   190 BHN; 84 HRB (3)   200 min BHN; 95 min HRB (1)   200 min BHN; Rockwell B. (8)   207 to 269 (6)   217-248 BHN (1)   223 BHN; 97 HRB (3)   241 Max (46)   321 (1)   321 Max (11)   35 (2)   40 (22)   60 (7)   65 (1)   70 (6)   80 (7)   80 HRB (2)   84 (2)   85% (1)   90% (4)   95 (27)   B34 (4)   B71 (3)   B80 (1)   B86 (2)   B90 (1)   Not Rated (2)   Rockwell B 79 (2)