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Месяц | Минимальная цена | Макс. стоимость |
---|---|---|
Aug-20-2025 | 75515.32 $* | 77025.84 $* |
Jul-20-2025 | 61245.6 $* | 62470.38 $* |
Jun-20-2025 | 74326.65 $* | 75813.39 $* |
May-20-2025 | 73732.10 $* | 75207.62 $* |
Apr-20-2025 | 58866.72 $* | 60043.50 $* |
Mar-20-2025 | 72542.94 $* | 73993.40 $* |
Feb-20-2025 | 71948.6 $* | 73387.43 $* |
Jan-20-2025 | 71353.92 $* | 72780.72 $* |
DGT-HT720 portable leeb probe hardness tester and stainless steel hardness tester
Features
Customaries curve for a specific testing material
DGT-HT720: OLED display of 128×32 matrix
Converts to all common hardness scales (HL, HV, HB, HRC, HRB, HRA, HS).
Easy to use Menu driven system
With mini USB interface, multiple communication modes are adopted to meet customized requirements of various users.
Max 600 groups of data can be stored in memory.
Upper and lower limit of hardness can be preset; with alarm
Test values software calibration function.
Working voltage: 3.7V Rechargeable Li-Ion battery
Continuous working period: approx. 50 hours.
Optional Bluetooth, can be connected with printer through Bluetooth
The machine also include interface to connect with Impact device Type C, DC, G, D+15DL
Smart and skid proof design
Charging indicator
Note: The product uses the international popular streamlined plastic shell, ergonomic design. Surface anti-skid treatment, feel fine, soft, lightweight and durable. And has excellent resistance to electromagnetic, anti-vibration and other interference.
Technical Specifications
Measuring range: HLD(170-960)HLD
Measuring direction: 360°
Hardness scale: HL, HB, HRB, HRC, HRA, HV, HS
Display: OLED, 128×32 matrix OLED
Data memory: up to 600 groups
Range of upper and lower limit: the same as measuring range
Rechargeable Li-Ion battery with no memorability
Continuous working period: approx. 50 h
Communication interface: mini USB
Outline dimensions:153 × 54 × 24mm
Weight: 250g
Main Application
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 large equipment
Testing of parts in confined areas or on gear teeth
Bearings and other parts
Material identification of the metal material warehouse
Configuration
No. | Item | Quantity | Remarks | |
Standard Configuration | 1 | DGT-HTH720 Main unit | 1 | |
2 | Small Supporting Ring | 1 | ||
3 | Standard test block | 1 | ||
4 | Cleaning brush | 1 | ||
5 | Charger | 1 | ||
6 | USB Cable | 1 | ||
7 | Data software | 1 | ||
8 | Calibration Certificate | 1 | ||
9 | Packing List | 1 | ||
10 | Guarantee Card | 1 | ||
11 | Manual | 1 | ||
12 | Instrument package case | 1 | ||
Optional Accessories | 13 | Other Types Impact Device: DC / D+15 / G / C / DL | 1 | |
14 | All kinds of special support ring | 1 |
Testing range
Material | Hardness Scale | |||||
HRC | HRB | HRA | HB | HV | HS | |
Steel and cast steel | 19.8-68.5 | 59.6-99.6 | 59.1-85.8 | 80-651 | 83-976 | 32.2-115 |
Hammered steel | 143-650 | |||||
Cold work tool steel | 20.4-67.1 | 80-898 | ||||
Stainless steel | 46.5-101.7 | 85-655 | 85-802 | |||
Gray cast iron | 93-334 | |||||
Nodular cast iron | 131-387 | |||||
Cast aluminum alloys | 23.8-84.6 | 19-164 | ||||
Brass (copper-zinc alloys) | 13.5-95.3 | 40-173 | ||||
Bronze (copper-aluminum / copper-tin alloys) | 60-290 | |||||
Wrought copper alloys | 45-315 |
Support rings for Shaped Materials
No. | Type | Sketch of non-conventional Supporting ring | Remarks |
1 | Z10-15 | ![]() |
For testing cylindrical outside surface R10-R15 |
2 | Z14.5-30 | For testing cylindrical outside surface R14.5-R30 | |
3 | Z25-50 | For testing cylindrical outside surface R25-R50 | |
4 | HZ11-13 | ![]() |
For testing cylindrical inside surface R11-R13 |
5 | HZ12.5-17 | For testing cylindrical inside surface R12.5-R17 | |
6 | HZ16.5-30 | For testing cylindrical inside surface R16.5-R30 | |
7 | K10-15 | ![]() |
For testing spherical outside surface SR10-SR15 |
8 | K14.5-30 | For testing spherical outside surface SR14.5-SR30 | |
9 | HK11-13 | ![]() |
For testing spherical inside surface SR11-SR13 |
10 | HK12.5-17 | For testing spherical inside surface SR12.5-SR17 | |
11 | HK16.5-30 | For testing spherical inside surface SR16.5-SR30 | |
12 | UN | ![]() |
For testing cylindrical outside surface, radius adjustable R10 |
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