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Digital Micro Hardness Tester TH712/713

 
 
 

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About Digital Micro Hardness Tester TH712/713

TH712/713 digital micro hardness tester is equipped with a digital microscope and cold light source. After measuring the indentation, press the button on the digital microscope, it will automatically show the hardness value. With RS232 interface, it can be connected to computer. TH712/713 digital micro hardness tester can also work with knoop indenter to measure knoop hardness value. TH712/713 hardness testing machine conforms to GB/T4340, ISO6507, JIS B7725 and ASTME92 standards.


Features

● New high-tech product with precise mechanical and photoelectrical technology

● 10 × lens and 40 × lens enable a wider measurement field and higher accuracy.

● Equipped with a digital microscope and cold light source, it shows the measuring method, test force, diagonal length of indentation, hardness value, dwell time and the times of measurement.

● Camera devices can be connected via RS232 interface 

● Especially suitable for testing the hardness of small, thin and fragile material specimen 

● Knoop indenter optional to measure knoop hardness value

● Conform to GB/T4340, ISO6507, JIS B7725 and ASTME92 standards.

● TH713: equipped with auto turret to prevent maloperation.

 

Standard Delivery

 

Optional Accessory

Main unit

1

Knoop indenter

Weights

6

LCD device

Cross testing table

1

Grinding machine

Platelet fixture

1

Cutting machine

Plane-holding fixture

1

Mosaic machine

Filament fixture

1

 

Screw driver

2

 

Horizontal regulation screw

4

 

Level

1

 

Power cable

1

 

10X numerical microscope

1

 

Vickers hardness block

2

 

Repair fuses (1A)

2

 

Weight shaft

1

 

Instruction manual

1

 

TIME certificate

1

 

Warranty card

1

 

 

Technical Specification

Test Forces

(0.098, 0.246, 0.49, 0.98, 1.96,
2.94, 4.90, 9.80)N; (10, 25, 50,
100, 200, 300, 500, 1000)gf

Carriage Control

Loading/ dwell/ uploading (automatic)

Amplification of the Microscope

100x, 400x

Dwell Time of the Test Force

(5-60)s

Min. Graduation Value of the Testing Drum Wheel

0.0625μm

Testing Field

1HV-2967HV

Dimension of the XY Table (mm)

100 x 100

Movement Field of the XY Table (mm)

25x25

Max. height of the specimen (mm)

70

Max. width of the specimen (mm)

95

Light Source

Cold light source

Power Supply

110V/220V, 60V/50Hz

Dimensions (mm)

425x245x490