TIME5102 (formerly TH172) Leeb Hardness Tester is a Leeb Hardness Tester with built-in impact device type produced by Beijing Times, which is specially used to test the hardness value of metal materials±12HLC.TIME5102Although the Leeb Hardness Tester is small in size, it has the function of storing 270 average values, and can be connected to a printer to print out the hardness data tested, which is convenient for data storage and analysis, and can test large parts.
1、Leeb Hardness TesterTIME5102 is a professional pocket-sized Hardness Tester, which is easy to carry;
2. Adopt full Chinese menu operation, with backlight display function;
3. The class stores 270 averages, which are divided into 9 files for easy access;
4. It has the function of soft calibration of indication value;
5. It can be connected to an external printer to print the hardness data of the test;
6. Small size, suitable for testing large workpieces in a narrow space;
7. With USB interface, it can be equipped with microcomputer software to meet the requirements of quality and management;
8. It can test six hardness systems (HV, HRC, HRB, HB, HV, HS);
9、TIME5102The Leeb Hardness Tester has a Voltage display and an undercurrent prompt, and has an underVoltage automatic shutdown function;
10、TIME5102Equipped with C-type impact device;
11. The upper and lower limits of hardness value can be set in advance, and the alarm will be automatic when the range is exceeded.
| Model | TIME5102 |
| Measuring range | See Table 1 |
| Indication error and repeatability | See Table 2 |
| Impact device | C |
| Measure the direction | arbitrarily |
| The upper and lower limits are set | (170-960)HLD |
| power supply | AAA size (7#) 1.5V dry cell battery 2pcs |
| Operating temperature | 0-40℃ |
| Communication interface standards | USB2.0 |
| Dimensions | 155mmx55mmx25mm |
| weight | Approximately 166 g |
Indication error and repeatability (Table 1)
| serial number | Type of impact device | Standard Leeb hardness block hard value | Indication error | Repeatability of the indication |
| 1 | D | 760±30HLD 530±40HLD | ±6HLD ±10HLD | 6HLD 10HLD |
| 2 | DC | 760±30HLDC 530±40HLDC | ±6HLDC ±10HLDC | 6HLD 10HLD |
| 3 | DL | 878±30HLDL 736±40HLDL | ±12HLDL | ±12HLDL |
| 4 | D+15 | 766±30HLD+15 544±40HLD+15 | ±12HLD+15 | ±12HLD+15 |
| 5 | G | 590±40HLG 500±40HLG | ±12HLG | 12HLG |
| 6 | E | 725±30HLE 508±40HLE | ±12HLE | 12HLE |
| 7 | C | 822±30HLC 590±40HLC | ±12HLC | 12HLC |
Leeb Hardness Tester test range (table 2)
| material | Hardness | Impact device | |||||
| D/DC | D+15 | C | G | E | DL | ||
| Steel and cast steel | HRC | 17.9~68.5 | 19.3~67.9 | 20.0~69.5 | - | 22.4~70.7 | 20.6~68.2 |
| HRB | 59.6~99.6 | - | - | 47.7~99.9 | - | 37.0~99.9 | |
| HRA | 59.1~85.8 | - | - | - | 61.7~88.0 | - | |
| HB | 127~651 | 80~638 | 80~683 | 90~646 | 83~663 | 81~646 | |
| HV | 83~976 | 80~937 | 80~996 | - | 84~1042 | 80~950 | |
| HS | 32.2~99.5 | 33.3~99.3 | 31.8~102.1 | - | 35.8~102.6 | 30.6~96.8 | |
| Wrought Steel Forged Steel | HS | 32.2~99.5 | - | - | - | - | - |
| CWT, ST alloy tool steel | HRC | 20.4~67.1 | 19.8~68.2 | 20.7~68.2 | - | 22.6~70.2 | - |
| HV | 80~898 | 80~935 | 100~941 | - | 82~1009 | - | |
| Stainless steel | HRB | 46.5~101.7 | - | - | - | - | - |
| HB | 85~655 | - | - | - | - | - | |
| HV | 85~802 | - | - | - | - | - | |
| GC. IRON grey cast iron | HRC | - | - | - | - | - | - |
| HB | 93~334 | - | - | 92~326 | - | - | |
| HV | - | - | - | - | - | - | |
| NC, IRON ductile iron | HRC | - | - | - | - | - | - |
| HB | 131~387 | - | - | 127~364 | - | - | |
| HV | - | - | - | - | - | - | |
| C.ALUM cast aluminum alloy | HB | 19~164 | - | 23~210 | 32~168 | - | - |
| HRB | 23.8~84.6 | - | 22.7~85.0 | 23.8~85.5 | - | - | |
| BRASS copper-zinc alloy | HB | - | - | - | - | - | |
| HRB | - | - | - | - | - | - | |
| BRONZE copper-tin (aluminum) alloy | HB | 60~290 | - | - | - | - | - |
| COPPER pure copper | HB | 45~315 | - | - | - | - | - |
冯作明;彭朝华;兰中祥;王鹏威;彭军;武金宇 - 《石油化工设备》
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安环君; 张书玲; 赵春华 - 《理化检验(物理分册)》
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石聪; 陈海涛; 周希玉 - 《影响便携式里氏硬度计检测结果的主要原因分析》
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