Digital Portable Hardness Tester

Field of Application

Probe Type D/DC

Probe Type G

Probe Type C

Measuring Range :

Brinell

30-650

90-650

Vickers

80-940

Rockwell C

20-70

20-70

Scheleroscopic

32-100

Preparation of Test Surface Required :

ISO

N7

N9

N5

Max. Roughness Depth, Rt.

10 Micron

30 Micron

2.5 Micron

Average Roughness Depth=Ra=CLA=AA

2 Micron

7 Micron

0.4 Micron

Minimum Weight of Component :

Of Compact Shape

5Kg.

15Kg.

1.5Kg.

On a Solid Support

2-5Kg

5-15Kg

0.5-1.5Kg.

Coupled

0.1-2Kg.

0.1-5Kg.

0.1-0.5Kg.

Minimum Thickness of Coupled Component

5 mm

15 mm

1 mm

Minimum Thickness of Layer for Surface Hardened Component

0.8 mm

0.2 mm

Indentation on Component with 300 Brinell Hardness

Dia.

0.54 mm

1.02 mm

0.39 mm

Depth

12.2 Micron

43.8 Micron

6.4 Micron

The Grit of Grinding Wheel Suggested for Surface of Preparation of Component

200

65

500

Height of Probe

150 mm. (D type)

250 mm

150 mm

100 mm (DC Type)