Attributes . Rockwell Hardness . Values

- (3)   111 (2)   140HV (1)   20% (4)   32 to 43 HRC (3)   36" (5)   37-45 HRC (2)   39-45 HRC (7)   42 to 48 HRC (1)   42-48 HRC (1)   45 (3)   60 +/-2 HRC (1)   60 +/- 2HRc (19)   60" (18)   70 (7)   75 % (5)   80 (10)   80 HRB min. (1)   82 to 85 on 15N Scale (32)   82% (2)   83 (2)   87 (10)   96 HRB to 33 HRC (1)   99 (5)   B120 (2)   B17 (1)   B69 to B100 (2)   B70 (1)   B70 to B100 (1)   B71 (2)   B75 (1)   B80 (1)   B80 to B100 (13)   B80 to C32 (41)   B80-90 (3)   B80-B90 (2)   B81 (2)   B82 (1)   B83 (2)   B85 (11)   B85 Min (1)   B85 to B95 (1)   B85 to B97 (3)   B88 to B95 (2)   B94 to B99 (2)   B95 (4)   B95 to C32 (4)   B97 to B102 (2)   B99 (2)   B99 Max (8)   C 40-45 (1)   C19 - C30 (2)   C19 to C30 (39)   C22 to C32 (24)   C22 to C34 (2)   C23 (6)   C24 to 35 (1)   C24-32 (4)   C25 (2)   C25 to C34 (4)   C25 to C34/C19 to C30 (2)   C28 Max. (1)   C32 (1)   C33 - C39 (4)   C33 to C39 (46)   C35-45 (3)   C36 to 43 (4)   C37 to C44 (1)   C37 to C45 (1)   C38 (2)   C38 to C46 (1)   C39 (1)   C39 to C44 (5)   C39 to C45 (4)   C39-C45 (47)   C4 (1)   C40 to C50 (1)   C40-45 (2)   C43-C50 (8)   C44 (5)   C45 to C53 (4)   C45-53 (1)   C56 (1)   C60 (3)   D87.5 (2)   HB 156 (2)   HB 82-92 (3)   HR15N 83 (11)   HR15N 83 Min Surface Ha. (1)   HRB 50 Min (6)   HRB 75 min. (1)   HRB 82 (1)   HRB 86 (1)   HRB 87 (1)   HRB70 (1)   HRB80 (17)   HRC 32 (2)   HRC 39 max (1)   HRC 39 to 45 (4)   HRC 44-51 (1)