Digital Universal Hardness Tester TH725

TH725 is the most powerful digital hardness testing machine. It provides reliable Brinell, Rockwell, Vickers testing methods with different testing forces and indenters. Large LCD display. Conversion scales of different kinds of hardness. Equipped with RS232 interface and printer.

Features

● Large LCD display shows stable and accurate results

● Digital versatile hardness tester for Brinell, Rockwell, Vickers testing

● Conversion among different hardness scales

● Selection of dwell time and setting of time and date

● Storage and printing function

● RS232 interface for optional functions

 Rockwell Hardness

Specifications of rockwell hardness

Testing force(N)

Initial testing force

98.07(10kg)

Tolerance ±2.0%

total testing force

588.4(60kg)

Tolerance ±1.0%

980.7(100kg)

1471(150kg)

Indenter

Diamond cone indenter

Ф1.5875mm ball indenter

Scales

HRA

HRB

HRC

HRD

Max height of samples

175mm

 

 Brinell Hardness

The technical specification of brinell hardness tester

Testing force

294.2N(30kg)

Tolerance ±1.0%

306.5N(31.25kg)

612.9N(62.5kg)

980.7N(100kg)

1839N(187.5kg)

Indenter

φ2.5mm、φ5mmBall Indenter

Scales

HBW1/30

HBW2.5/31.25

HBW2.5/62.5

HBW5/62.5

HBW10/100

HBW2.5/187.5

Eyepiece magnification

15×

Objective

2.5×(resolution 0.5μm)

5×(resolution 0.25μm)

Max height of sample

For 2.5×: max height is 95mm
For 5×: max height is 115mm

 

  Vickers Hardness

Technical specifications of vickers hardness

Test force

294.2N(30kg)

Tolerance ±1.0%

980.7N(100kg)

Indenter

Diamond vickers indenter

Scale

HV30

HV100

Eyepiece magnification

15×

Objective magnification

5×(Resolution 0.25μm)

Max. height of specimen

115mm

 

 Technical Specifications

The power source and the voltage

AC220V/110V, 50/60 Hz

Time-delayed control

0-60 seconds, adjustable

The distance from the Indenter center
to the instrument body

165mm

Overall dimension (length×width×height)

551×260×800 mm

The net weight of the tester

80kg (Approx)

 

 Accessories(Packing List)

Accessories kit of main body

Accessories kit of microscope

No.

Description of goods

Quantity

No.

Description of goods

Quantity

1

Diamond cone rockwell indenter

1

1

Digital eyepiece

1

2

φ1.5875mm steel ball indenter

1

2

Seat of microscope

in harness

1

3

Large testing table

1

3

Outside light

1

4

Medium testing table

1

4

Inside light

1

5

“V” shaped testing table

1

5

2.5× objective

1

6

0、1、2、3、4 weight

Total 5

6

5× objective

1

7

Standard hardness block HRC ( high, lower)

Total 2

7

Slipped testing table

1

8

Standard hardness block HRB

1

8

Diamond vickers indenter

1

9

Level bolt

4

9

φ2.5mm,φ5mm ball indenter

2

10

spanner

1

10

Standard vickers hardness block(HV30)

1

11

Power cable

1

11

Standard brinell hardness block(HBW/2.5/187.5)

1

12

Instruction manual

1

12

Gradienter

1

13

Quality certificate

1

13

Fuse 2A

2

14

Plastic Anti-dust Bag

1