TKM-459 Ultrasonic hardness testerDetailed product description：

TKM-459 ultrasonic hardness tester features:

1. Application scenarios: Measurable parts of workpieces include flange edges and gear root stamping parts, molds, and thin plates; Measurement of surface hardened teeth and gears; The taper part has hardness measurement; Measurement of shafts, thin-walled pipelines, and containers; Hardness measurement of wheels and turbine rotors; Hardness measurement of the cutting edge of the drill bit; Welding parts;
2. Fast and accurate measurement;
3. Can measure slots and inner holes less than 5mm;
4. Multiple sensors including S-type, K-type, H-type, C-type, and U-type can be freely selected;
5. The unique testing bracket facilitates the measurement of small-sized parts;
6. The instrument can be calibrated by itself (using two standard sample blocks to calibrate the measured values of the instrument);
7. Featuring a massive storage space of 6000 data points;
8. LCD display;
9. The communication interface can be connected to a computer;
10. Not affected by the situation inside the measured object, suitable for complex shapes and difficult to contact parts;
11. The measurement direction can be freely changed in all directions - regardless of which direction is up, down, left, or right, it can be measured directly without compensation;
12 HV、HRC、HB、HSD、HRA、HRB、 Multiple hardness systems - interchangeable;

Technical parameters of TKM-459 ultrasonic hardness tester:

load	10N (standard probe)
measurement range	HV240 - 940
	HRC20 - 70
	HB100 - 450
measurement accuracy	HV：3%
	HRC：1.5%
	HB：4%
Measurement display	Backlit LCD display
storage	Can store 6000 measurement values
Correction value storage	thirty-five
Measurement direction	Free measurement in all directions
Digital display of measured values	Maximum value, minimum value, average value, standard deviation, and measurement times
Hardness system	Brinell Vickers interconversion
Optional probe	5 selectable probes
Main measurement materials	Mainly used for measuring steel, calibrated with standard test blocks, it can be used for measuring high alloys, special cast iron, and non-ferrous metals
working environment	40℃
data interface	Communication cables can be connected to computers
Power supply	220V-240V， rechargeable battery
size	150 x 80 x 30 mm
weight	Host 0.4 kg

Basic configuration of TKM-459 ultrasonic hardness tester:
1. Host 2, standard sensor
3. Charger 4. Instruction manual
5. Calibration certificate 6, data cable
7. Instrument box 8, instrument package
Optional attachments:
1. S-type sensor (50N): universal component measurement
2. Measurement of K-type sensor tubes or narrow areas
3. H-type sensor (10N): suitable for measuring coating hardness
4. C-type sensor (100N): measurement of untreated surface
5. U-shaped special probe for easy positioning of complex surfaces
6. Bracket, convenient for measuring small-sized parts
7. Special hardness measurement blocks for various materials
8. Battery grinder (used for processing surface measurement points of products)