Ultrasonic Hardness Tester Leeb 918-2
Features and Functions
● A dopt ultrasonic contact impedance method, test with high precision, fast speed, portability.
● Carried standards: DIN 50159, ASTM-A1038, JB / T 9377, JJG-654, GB\T34205.
● 3.5 inches large LCD screen with 320×480 color graphics dot matrix.
● Full display, menu-type operation, easy to operate.
● One-point calibration function: to adapt to materials with different elastic modulus.
● Multi-point calibration function: calibrate various scales and can adapt to composite or new materials.
● Memory: 50 groups of data.
● Test in 360°. (Angle between probe and testing object 90°±5°)
Application Fields
This Ultrasonic Hardness Tester support 0.5-10KG Probe, can be applied in below hardness testing:
● Hardness measurement of most ferrous, nonferrous metals and alloys in industrial production.
● Hardness test of flange edge and gear root stamping parts, mold, thin plate, face-hardened gear tooth, gear groove and taper part
● Hardness test of axle and thin-wall pipes and vessels
● Hardness test of wheels and turbine rotors
● Hardness test of bit edge
● Hardness test of welding parts
● Measure the depth of deep hole with certain aperture, concave and convex mark with large radians, and irregular plane
Technical Specification
|
Model |
Leeb 918-2 |
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|
Testing Range |
HV50-1599, HRC20-76, HB76-618, HRB41-100, HRA61-85.6, Mpa255-2180 |
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|
Hardness scales |
HRC, HRB, HRA, HB, HV |
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|
Testing Accuracy |
HRC: ±1.5HRC; HB: ±3% HB; HV: ±3% HV |
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|
Allowable Max. Error % |
Hardness HV |
HV10 |
HV5 |
HV2 |
HV1 |
HV0.8 |
HV0.3 |
HV0.1 |
|
<25 |
4 |
4 |
4 |
4 |
4 |
5 |
5 |
|
|
250-500 |
4 |
4 |
4 |
4 |
4 |
6 |
6 |
|
|
500-800 |
4 |
4 |
5 |
5 |
5 |
7 |
7 |
|
|
>800 |
4 |
4 |
6 |
6 |
6 |
8 |
8 |
|
|
Impact Energy |
2Kgf (Optional: 0.5Kg, 1Kg, 5Kg, 10Kg) |
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|
Display |
3.5-inch LCD color display |
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|
Memory |
50 groups of data & 10 calibration files |
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|
PC Connection |
Available |
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|
Printer |
Available (Bluetooth) |
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|
Battery |
Rechargeable Li-ion battery 3000mAh, 3.6V |
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|
Temperature |
-20℃~+50℃ |
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Optional Probes
|
Probe |
0.5Kg |
1kg |
2kg |
5kg |
10kg |
|
Loads |
5N |
10N |
20N |
50N |
98N |
|
Diameter of probe |
22mm |
22mm |
22mm |
22mm |
22mm |
|
Length |
150mm |
150mm |
150mm |
150mm |
150mm |
|
Diameter of sensor |
2.4mm |
2.4mm |
2.4mm |
2.4mm |
2.4mm |
|
Max. Roughness |
Ra<3.2um |
Ra<3.2um |
Ra<5um |
Ra<10um |
Ra<15um |
|
Min. Weight |
0.3kg |
0.3kg |
0.3kg |
0.3kg |
0.3kg |
|
Min. Thickness |
2mm |
2mm |
2mm |
2mm |
2mm |
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