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THL380 high-precision Leeb hardness tester
The THL380 high-precision Leeb hardness tester can detect various metal materials based on the Leeb hardness measurement principle. Featuring a large
Product details
THL380 High Precision Leeb Hardness Tester (New Product)


THL380 High Precision Leeb Hardness Tester Product Overview:

THL380high precisionLeeb hardness testerIt is a new type of portable hardness testing instrument, mainly suitable for testing the hardness of metal materials. It has high testing accuracy, small size, easy operation, and convenient portabilityThe characteristic of wide measurement range.It is based on the principle of Richter scale and measures the Richter scale(HL)The hardness value is automatically converted into Brinell by the programRockwellVicShore hardness value,Various testing accessories can also be configured to meet various testing conditions and environments, mainly suitable for rapid testing of metal material hardness, especially for on-site hardness testing of large components and non removable parts.


THL380 high-precision Leeb hardness tester features:

lAccording to the principle of Leeb hardness measurement, various metal materials can be tested.

lLarge screen,adopt128×64Graphic dot matrix LCD display, rich and intuitive informationClear displayThe screen brightness can be freely set according to the environment and lighting conditions.

lbuilt-inThermal printers,No noiseFast printing speed, able to print inspection reports on-site.

lOne host can be equipped with7Using different impact devices,Automatically identify the type of impact device,No need to recalibrate during replacement.

lFull Chinese display, menu style operation,measurementSimple and convenient.

lUSBThe interface can facilitate and quickly exchange data with a PC.standard configurationMicrocomputer software has rich functions such as transmitting measurement results, storing and managing measurement values, statistical analysis of measurement values, printing measurement reports, and batch setting instrument parameters, meeting higher requirements for quality assurance and management.

l*Bigstorable500Group (number of impacts)1~32)Hardness measurement data, each set of data includes single measurement value, average value, measurement date, impact direction, number of times, material, hardness system and other information.

lSupport "forged steel (Steel)”Material, when using D/DCWhen testing "forged steel" specimens with a type of impact device, H can be directly readBValue, no need for manual table lookup.

lThe upper and lower limits of the hardness value can be pre-set, and an automatic alarm will be triggered if it exceeds the range, which is convenient for users to test in batches.

ltoolEquipped with EL backlight display, convenient for use in low light environments.

lEquipped with software calibration functionUsers can calibrate the instrument themselves.

lBuilt in nickel hydrogen rechargeable battery and charging control circuit;Can work continuously for no less than 150 hours; It has energy-saving functions such as automatic sleep mode and automatic shutdown.

lThere is a remaining battery indicator icon on the LCD, which can display the remaining battery level in real time; Equipped with charging process indicators, the operator can keep track of the charging level at any time.

lCompletely sealed casing, compact, portable, highly reliable, suitable for harsh operating environments, resistant to vibration, impact, and electromagnetic interference.

lDimensions: 212mm×80mm×32mm


The THL380 high-precision Leeb hardness tester is mainly used for:

mold cavity

Bearings and other components

Failure Analysis of Pressure Vessels, Steam Turbine Generator Sets and Their Equipment

Heavy duty workpieces

Installed mechanical or long-term assembly components

Workpieces with limited experimental space

Require formal original records of test results

Material differentiation in metal material warehouses

Rapid inspection of multiple measurement points in a large area of large workpieces


Technical parameters of THL380 high-precision Leeb hardness tester:

Product features

parameter

Testeable hardness system

HL、 HRC、HRB、HV、HB、HS

test accuracy

Relative error ± 0.5%, indication repeatability error ± 5 (HLD=800)

Standard impact device

D-type impact device

Setting the measurement range for upper and lower limits

(170~960)HLD

Optional impact device

D/ C /DC / D+15 / DL/ G/ E

Number of impact devices that can be equipped

arbitrary

computer interface

USB

text description

Full Chinese menu

screen display

The screen has backlight and adjustable contrast

Testing direction

arbitrary

data storage

storable500 sets of test data(Number of impacts)1~32

Measure the maximum hardness value of the workpiece

940HV (D/DC/DL/D+15/C impact device)

Measure the curvature radius of the workpiece

Rmin=50mm (using a special-shaped support ring Rmin=10mm)

Identification function

Automatic recognition of impact device type function


Standard configuration:

serial number

name

quantity

Remarks

1

Instrument host(including thermal printer)

1 unit

2

D-type impact device

1 piece

3

Standard Leeb hardness block

1 piece

4

nylon brush

1 piece

5

Small support ring

1 piece

6

Power adapter (charger)

1 piece

7

printing paper

1 roll

8

randomdocument

1 copy

9

communication software

1Zhang

Computer applications

10

communication cable

1 item

11

Instrument box

1 piece


Optional accessories:

Various impact devices, various shaped support rings, commonly used consumables (ball head, three needle thread, etc.)


Leeb hardness tester impact device

List of Technical Parameters for Impact Devices

Irregular impact device

DCD/DL

D+15

C

G

E(To be imported)

impact energy

11mJ

11mJ

2.7mJ

90mJ

11mJ

Impact mass

5.5g/7.2g

7.8g

3.0g

20.0g

5.5g

Ball head hardness:

1600HV

1600HV

1600HV

1600HV

5000HV

Ball head diameter:

3mm

3mm

3mm

5mm

3mm

Ball head material:

tungsten carbide

tungsten carbide

tungsten carbide

tungsten carbide

diamond

Diameter of impact device:

20mm

20mm

20mm

30mm

20mm

Length of impact device:

86(147)/ 75mm

162mm

141mm

254mm

155mm

Weight of impact device:

50g

80g

75g

250g

80g

Test piece * high hardness

940HV

940HV

1000HV

650HB

1200HV

Average surface roughness of the specimenRa:

1.6μm

1.6μm

0.4μm

6.3μm

1.6μm

Test piece * small weight:

greater than5kg

greater than5kg

greater than1.5kg

greater than15kg

greater than5kg

Directly measurable

25kg

25kg

0.51.5kg

515kg

25kg

Stable support is required

0.052kg

0.052kg

0.020.5kg

0.55kg

0.052kg

Need for dense coupling

Test piece * small thickness

5mm

5mm

1mm

10mm

5mm

Dense coupling

≥0.8mm

≥0.8mm

≥0.2mm

≥1.2mm

≥0.8mm

Hardened layer * small depth

Ball indentation size

hardness300HVtime

indentation diameter

0.54mm

0.54mm

0.38mm

1.03mm

0.54mm

indentation depth

24μm

24μm

12μm

53μm

24μm

hardness600HVtime

indentation diameter

0.54mm

0.54mm

0.32mm

0.90mm

0.54mm

indentation depth

17μm

17μm

8μm

41μm

17μm

hardness800HVtime

indentation diameter

0.35mm

0.35mm

0.35mm

--

0.35mm

indentation depth

10μm

10μm

7μm

--

10μm

Scope of application of impact device

DCType measuring hole or cylindrical tube;DLMeasuring slender narrow slots or holes

D+15Type measurement groove or concave surface

CMeasurement of small lightweight components and surface hardening layers

GMeasurement of castings and forgings with large thickness and rough surface

EMeasuring materials with extremely high hardness


Scope Table of Impact Device Testing

material

Hardness system

Impact device

D/DC

D+15

C

G

E

DL

Steel and cast steel

HRC

17.968.5

19.367.9

20.069.5

22.470.7

20.668.2

Steel and cast steel

HRB

59.699.6

47.799.9

37.099.9

HRA

59.185.8

61.788.0

HB

127651

80638

80683

90646

83663

81646

HV

83976

80937

80996

841042

80950

HS

32.299.5

33.399.3

31.8102.1

35.8102.6

30.696.8

Steelforged steel

HS

32.299.5

CWTTheST

HRC

20.467.1

19.868.2

20.768.2

22.670.2

alloy tool steel

HV

80898

80935

100941

821009

Stainless steel

HRB

46.5101.7

stainless steel

HB

85655

HV

85802

GC. IRON

HRC

gray cast iron

HB

93334

92326

HV

NCTheIRON

HRC

ductile cast iron

HB

131387

127364

HV

CALUM

HB

19164

23210

32168

cast aluminum alloy

HRB

23.884.6

22.785.0

23.885.5

BRASS

HB

40173

copper-zinc alloy

HRB

13.595.3

BRONZEcopper-tin(aluminium)合金

HB

60290

COPPERpure copper

HB

45315

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