30HRC, Rockwell Test Block
310HV0.3 Vickers Test Block
310HV0.5 Vickers Test Block
310HV1 Vickers Test Block
310HV10 Vickers Test Block
310HV20 Vickers Test Block
310HV30 Vickers Test Block
310HV5 Vickers Test Block
315HK0.5 Knoop Test Block
31HR45N, Superficial Rockwell Test
31HRA, Rockwell Test Block
325 HBW10/3000, Brinell Test
34HR45T, Superficial Rockwell Test
350 HBW10/3000, Brinell Test
350 HBW2.5/187.5, Brinell Test
350 HBW2.5/62.5, Brinell Test
350 HBW5/750, Brinell Test
350HV0.05 Vickers Test Block
35HRA, Rockwell Test Block
35HRC, Rockwell Test Block
36HR30T, Superficial Rockwell Test
375 HBW10/3000, Brinell Test
37HR45N, Superficial Rockwell Test
400 HBW10/3000, Brinell Test
