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Product name: Leeb Hardness Tester
Product category: Portable Hardness Tester
Product type: AHT320
Price: Contact us
Product brief introduction:

 


Features:
● Small volume with light weight, it is convenient for taking. Its outline dimensions are212mm×80mm×32mm.
● Large screen(128×64 dot matrix LCD), showing all functions and parameters.
● Test at any angle, even upside down.
● Wide measuring range. It can measure the hardness of all metallic materials. Direct display of hardness scales HRB, HRC, HV, HB,HS, HL and three types of strength values immediately.
● Seven impact devices are available for special application. Automatically identify the type of impact devices.
● Large capacity memory could store 500 groups (Relative to average times32~1 ) information including single measured value, mean value, testing data, impact direction, impact times, material and hardness scale etc.
● Upper and lower limit can be preset. It will alarm automatically when the result value exceeding the limit.
● Battery information indicates the rest capacity of the battery and the charge status.
● User calibration function.
● USB port with the PC humanity multi-functions data proceeding software.
● High speed thermal printer support the immediate printing function. It can save data permanently.
● NI-MH rechargeable battery as the power source. With rechargeable battery, charging for three hours, it can use for two months.Charge circuit integrated inside the instrument. Continuous working period of no less than 150 hours (EL off and no printing).
● Auto power off to save energy.
● Excellent after-sale service system for high quality products--two years’ guarantee and all life maintenance. Easy to buy and comfortable to use.

Technical Specifications
● Measuring range : HLD ( 170 ~ 960 ) HLD
● Measuring direction : 360 °
● Hardness Scale : HL 、 HB 、 HRB 、 HRC 、 HRA 、 HV 、 HS
● Display : dot matrix LCD , 128 × 64 dots
● Data memory : 500 groups max. ( relative to impact times 32 ~ 1 )
● Printing paper: width is ( 57.5 ± 0.5 ) mm, diameter is 30mm
● Battery pack: 6V NI-MH
● Battery charger: 9V/500mA
● Continuous working period : about 150 hours ( With backlight off, no printing )
● Communication interface : USB1.1
● Outline dimensions : 212mm × 80mm × 32mm
● Weight:650g

No.

Type of impact device

Hardness value of Leeb standard hardness block

Erro of displyed value

Reapeatability

1

D

760 ± 30HLD
530 ± 40HLD

± 6 HLD
± 10 HLD

6HLD
10HLD

2

DC

760 ± 30HLD
530 ± 40HLD

± 6 HLDC
± 10 HLDC

6HLD
10HLD

3

DL

878 ± 30HLD
736 ± 40HLD

± 12 HLDL

12HLDL

4

D+15

766 ± 30HLD
544 ± 40HLD

± 12 HLD+15

12HLD+15

5

G

590 ± 40HLD
500 ± 40HLD

± 12 HLG

12HLG

6

E

725 ± 30HLD
508 ± 40HLD

± 12 HLE

12HLE

7

C

822 ± 30HLD
590 ± 40HLD

± 12 HLC

12HLC


Configuration

 

No.

Item

Quantity

Standard Configuration

1

Main uni

1

2

D type impact device

1

3

Standard test block

1

4

Cleaning brush (I)

1

5

Small support ring

1

6

Battery Charger

1

7

Paper for printing

1

8

Manual

1

9

Instrument package case

1

10

PC software with cable

1

Optional Configuration

11

Special impact devices

 

12

Support rings

 

13

Cleaning brush (II)

 

14

Other type of block

 

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