-STANDARDIZED HARDNESS BLOCK-

Feature & Use:

• Conforms to National standard " calibration of hardness reference blocks"
• Our company is the only standard hardness value delivery enterprise that is authorized by the General Administration of Quality Supervision, Inspection and Quarantine of the P.R.C.
• High homogenization and nice repeatability

Specifications :

Description

Range of hardness

Dimensions (mm)

Weight (kg)

Brinell standardized block

200±50HBW
100±25HBW

100 x 80 x 16

1

Rockwell

standardized block

80-88HRA
85-95HRB
20-30HRC
35-55HRC
60-70HRC

60 x 40 x 10

0.19

Vickers standardized block

200±25HV5
450±50HV5
450±50HV10
450±50HV30
750±50HV10

60 x 40 x 10

0.19

Superficial Rockwell

standardized block

89-91HR15N
42-50HR30N
75-80HR30N
37-61HR45N
87-93HR15T
70-82HR30T

60 x 40 x 10

0.19

Portable Brinell

standardized block

200±50HBS

75 x 75 x 22

1

Hammer-hitting type

Brinell standardized block

175-225HBS

150 x 12 x 12

0.17

Micro-Vickers

standardized block

200-300HV0.05

400-500HV0.1

400-500HV0.2

700-800HV0.2

700-800HV0.5

700-800HV1

Φ25 x 5

0.03

Leeb standardized block

790±40HLD

Φ90 x 55

2.7

Shore standardized block

95±4HSD

60±4HSD

30±4HSD

65 x 52 x 15

0.39