




KAIDA NDT290+ metal Leeb Hardness Tester is a small portable Leeb Hardness Tester with a bright color LCD display, which can simultaneously display the measured Leeb hardness value and one of several other hardness values. Support data storage, can store up to 600 groups. NDT290+ metal Leeb Hardness Tester has a built-in high-speed thermal printer, which can print the measured data and store it for a long time. The Leeb Hardness Tester adopts an industrial shell design, which is solid and reliable, and has the characteristics of anti-electromagnetic interference, anti-vibration, and anti-shock.
KAIDA NDT290+ metal Leeb Hardness Tester can be used to measure stainless steel, gray cast iron, cast aluminum alloy, steel and cast steel, alloy tool steel, copper-zinc alloy (brass), ductile iron, copper-tin alloy (bronze), forged steel , pure copper and other materials hardness value.
1. Built-in high-speed thermal printer, and the integrated design of the host and printer, which is convenient for on-site testing and printing test data.
2. NDT290+ Metal Leeb Hardness Tester complies with the standard JB/T 9378-2001 "Technical Conditions for Leeb Hardness Testers".
3. Adopt high-precision D-type impact device, accurate and reliable measurement.
4. The display screen of NDT290+ is a color screen large-screen OLED 128×64 dot matrix display, which is rich in information and intuitive.
5. Simultaneously display the Leeb hardness value and any other (Shore (HS), Rockwell (HRC/HRB/HRA), Brinell (HB), (HV) Vickers) hardness scale values, without dead ends , easy to operate and read , and automatically convert to measure different hardness values.
6. Through the large-capacity lithium battery and charging control circuit, the remaining power indicator icon, and the charging process indicator, it is possible to know the charging level at any time.
7. It has the software calibration function of the power-on display value to ensure that the data is applicable and accurate under different specifications and standards of any industry.
8. The metal Leeb Hardness Tester can be equipped with 7 different impact devices, which can be automatically identified without calibration when replacing.
9. With data storage function, it can store 600 sets of measured values, full Chinese menu operation, backlight display, and convenient operation in low-light environment.
10. It can work continuously for no less than 200 hours (when not printing), and has power-saving functions such as automatic sleep and automatic shutdown.
11. The upper and lower values can be set in advance, and the limit alarm can be set.
12. NDT290+ metal Leeb Hardness Tester can be equipped with powerful microcomputer software, which has rich functions such as transmission of measurement results, measurement value storage management, measurement value statistical analysis, printing measurement value reports, etc., to meet the higher requirements of quality assurance activities and management .


a. Hardness of installed mechanical or permanent assembly components.
b. Machining industry, especially suitable for on-site hardness testing of large parts and non-detachable parts
c. Heavy workpiece hardness
d. Mold cavity hardness.
e. Failure analysis of pressure vessels, turbogenerators and their equipment
f. The hardness of the workpiece with a very narrow experimental space
g. Hardness of bearings and other parts
h. Material classification of metal material warehouse
i. Rapid detection of multiple measuring parts in a large area of a large workpiece