Leeb hardness tester By DHL FAST SHIP
Features
LCD display of 128×64 matrix with back-light, showing all functions and parameters.
Converts to all common hardness scales (HV,HB,HRC,HRB,HRA,HS).
English displaying and easy and convenient menu operation.
Powerful PC Software available and USB 1.0 interface and USB with Protective Membrane.
7 types of Impact Device optional, which don't need to be recalibrated when changing them.
Memory of 600 groups data（impact times:32～1）.
Lower limit setting and sound alarm.Material of “cast steel” is added; HB values can be read out directly when D/DC impact device is used to measure “cast steel” work piece.
Printer be separated from main unit and copies of testing results can be printed as required.
Normal battery AAA and big power store while USB connected and charging controlling circuit.
Inbuilt function of Software Calibration.
Specifications
|
Hardness scale |
HL, HB, HRB, HRC, HRA, HV, HS |
|
Memory |
48～600 groups （impact times: 32～1） |
|
Measuring range |
HLD（170～960）See below table 1 and table 2 |
|
Accuracy |
±6HLD (760±30HLD) error of displayed value |
|
Standard Impact Device |
D |
|
Optional Impact Devices |
DC/D+15/G/C/DL |
|
Min. Radius of Workpiece |
Rmin = 50mm (with special support ring Rmin= 10mm) |
|
Min. Workpiece weight |
2~5kg on stable support |
|
|
0.05~2kg with compact coupling |
|
Min. Workpiece thickness |
5mm (Impact Devices D/DC/DL/D+15) |
|
|
1mm (Impact Device C) |
|
|
10mm (Impact Device G) |
|
Min. thickness of hardened surface |
0.8mm |
|
Power |
Normal AA Battery |
|
Continuous Working time |
approx. 100 h (no back light off) |
|
Operating temperature |
0~40℃ |
|
Relative humidity |
≤90% |
|
Overall dimensions |
125*67*31mm (main unit) |
|
Weight |
0.3kg (main unit) |