LCD display of 128 × 64 matrix with back - light Leebs Metal 170 -
960 600mA Portable Hardness Testing Machine RHL50
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 2.0 interface.
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.
In-built Smart Li lon rechargeable battery while USB connected and
charging controlling circuit.
Inbuilt function of Software Calibration.
Two ways of switching off by key and automatically
Specifications of hardness testing machine RHL50
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
6HLD (760±30HLD) repeatability of displayed value
Standard Impact Device
D
Optional Impact Devices
DC/D+15/G/C/DL
Max. Workpiece Hardness
996HV(For Impact Devices D/DC/DL/D+15/C)
646HB(For
Impact Device G)
Min. Radius of Workpiece (convex/concave) 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
Rechargeable Li lon battery 3.7V/600mA, 4 years life
time
Continuous Working time approx. 100 h
(no back light off)
Charging time
2-3.5 h
Operating temperature
0~40℃
Relative humidity
≤90%
Overall dimensions
152×84×34mm (main unit)
Weight
0.3kg (main unit)
Main Application of portable hardness tester RHL50
The assembled machinery and permanently installed parts
Die cavity of molds
Heavy work piece
Failure analysis of pressure vessel, steam turbo-generator set and
other equipment
Narrow testing space where work piece installed
Bearings and other parts
Cases which require the test result with normalized original
recording
Material identification of the metal material warehouse
Quick tests of large range and multipoint measuring positions for
heavy workpiece
Standard delivery of portable hardness tester RHL50
● Main unit
● Impact Device type D
● Test block with HLD value
● Charger
● Nylon brush
● Small supporting ring
● DataView Software
● USB&RS232 Communication cable
● Calibration Certificate
● Instruction manual
● Warranty card
● Carrying case
Optional accessories of portable hardness tester RHL50
● Optional Impact Devices DC/D+15/G/C/DL
● Normal and special type support rings (14pcs)
● Other test block (High, medium and low value))
● Printer
● Impact body
● Impact ball tip
● Tools for changing the ball tip
Testing range see table 1 and table 2.
Table 1
Material | Hardness method | Impact device |
D/DC | D+15 | C | G | E | DL |
Steel and cast steel | HRC | 17.9～68.5 | 19.3～67.9 | 20.0～69.5 | | 22.4～70.7 | 20.6～68.2 |
HRB | 59.6～99.6 | | | 47.7～99.9 | | 37.0～99.9 |
HRA | 59.1~85.8 | | | | 61.7～88.0 | |
HB | 127～651 | 80～638 | 80～683 | 90～646 | 83～663 | 81～646 |
HV | 83～976 | 80～937 | 80～996 | | 84～1042 | 80～950 |
HS | 32.2～99.5 | 33.3～99.3 | 31.8～102.1 | | 35.8～102.6 | 30.6～96.8 |
Hammered steel | HB | 143~650 | | | | | |
Cold work tool steel | HRC | 20.4～67.1 | 19.8～68.2 | 20.7～68.2 | | 22.6～70.2 | |
HV | 80～898 | 80～935 | 100～941 | | 82～1009 | |
Stainless steel | HRB | 46.5～101.7 | | | | | |
HB | 85～655 | | | | | |
HV | 85～802 | | | | | |
Gray cast iron | HRC | | | | | | |
HB | 93～334 | | | 92～326 | | |
HV | | | | | | |
Nodular cast iron | HRC | | | | | | |
HB | 131～387 | | | 127～364 | | |
HV | | | | | | |
Cast aluminum alloys | HB | 19～164 | | 23～210 | 32～168 | | |
HRB | 23.8～84.6 | | 22.7～85.0 | 23.8～85.5 | | |
Brass(copper-zinc alloys) | HB | 40～173 | | | | | |
HRB | 13.5～95.3 | | | | | |
Bronze (copper-aluminum/copper-tin alloys) | HB | 60～290 | | | | | |
Wrought copper alloys | HB | 45～315 | | | | | |
Table 2
No. | Material | HLD | Strength σb(Mpa) |
1 | Mild steel | 350～522 | 374～780 |
2 | High-carbon steel | 500～710 | 737～1670 |
3 | Cr steel | 500～730 | 707～1829 |
4 | Cr-V steel | 500～750 | 704～1980 |
5 | Cr-Ni steel | 500～750 | 763～2007 |
6 | Cr-Mo steel | 500～738 | 721～1875 |
7 | Cr-Ni-Mo steel | 540～738 | 844～1933 |
8 | Cr-Mn-Si steel | 500～750 | 755～1993 |
9 | Super strength steel | 630～800 | 1180～2652 |
10 | Stainless steel | 500～710 | 703～1676 |
Function:
On-line measuring management
Various function keys of data test, store, read, delete, clear,
print, input and output to excel etc.
PC Software sample
