Digital Portable Hardness Tester (MH310)

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    2017-12-28 17:11

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Qingdao Tlead International Co., Ltd.

Mr. William(Mr.)  







2606 Building 1, 7080 Center, No. 17 Kun Shan Road, Qingdao 266034, Qingdao, Shandong, China 266071




Small volume with light weight, it is convenient for taking. Its outline dimensions are 212mm× 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.
Original imported 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.
Main Application
Die cavity of molds
Bearings and other parts
Failure analysis of pressure vessel, steam generator and other equipment
Heavy work piece 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
No. Impact Device Type Hardness value of Leeb/ standard hardness block Error of displayed value Repeatability
1 D 760± 30HLD
530± 40HLD
± 6 HLD
± 10 HLD
2 DC 760± 30HLD
530± 40HLD
± 6 HLDC
± 10 HLDC
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
6 E 725± 30HLD
508± 40HLD
± 12 HLE
7 C 822± 30HLD
590± 40HLD
± 12 HLC 12HLC
  No. Item Quantity Remarks
Standard Configuration 1 Main uni 1  
2 D type impact device 1 With cable
3 Standard test block 1  
4 Cleaning brush (I) 1  
5 Small support ring 1  
6 Battery Charger 1 9V 500mA
7 Paper for printing 1  
8 Manual 1  
9 Instrument package case 1  
Optional Configuration 11 Cleaning brush (II) 1 For use with G type impact device
12 Other type of impact devices and support rings   Refer to Table 3 and Table 4 in the appendix.
13 DataPro software 1  
14 Communication cable 1