MITECH CO., LTD.
www.mitech-ndt.com
www.ponpe.com
Page 1: ...MITECH CO LTD www mitech ndt com www ponpe com ...
Page 2: ... 4 3 Localization 8 4 4 Testing 8 4 5 Read Measured Value 8 4 6 Notification 9 5 Operation Detail 9 5 1 Power On Off 9 5 2 Material Setting 9 5 3 Hardness Strength testing 10 5 4 Impact Direction Setting 10 5 5 Average Times Setting 10 5 6 Data logging 10 5 6 1 Viewing stored file Group 10 5 6 2 Deleting selected file Group 10 5 7 System Reset 11 5 8 EL Backlight 11 5 9 Auto Power Off 11 5 10 Batt...
Page 3: ... hours with two alkaline batteries AA size Auto power off to save energy Outline dimensions 150mm 74mm 32 mm Weight 245g 1 2 Main Application Testing Range 1 2 1 Main Application Die cavity of molds Bearings and other parts Failure analysis of pressure vessel steam generator and other equipment Heavy work piece The installed machinery and permanently assembled parts Testing surface of a small holl...
Page 4: ...nfiguration 1 Main unit 1 2 D type impact device 1 With cable 3 Standard test block 1 4 Cleaning brush I 1 5 Small support ring 1 6 Alkaline battery 2 AA size 7 Manual 1 8 Instrument package case 1 9 Optional Configuration 11 Cleaning brush II 1 For use with G type impact device 12 Other type of impact devices and support rings Refer to Table 3 and Table 4 in the appendix 13 DataPro software 1 14 ...
Page 5: ... Type Impact Device 1 2 3 4 5 6 7 1 Release button 2 Loading tube 3 Guide tube 4 Coil unit 5 Connection cable 6 Impact body 7 Support ring POWER 2 X 1 5V HARDNESS GAUGE 0 Steel and CastSteel 1 Cold Work Tool Steel 2 Stainless Steel 3 Gray Cast Iron 4 Nodular Cast Iron 5 Cast Aluminum Alloys 6 Copper Zinc Alloys 7 Copper Aluminum 8 Wrought Copper 9 Wrought Steel Material Option 6 sale ponpe com pon...
Page 6: ...showing average icon or display the present mean value with average icon prompting HI means over conversion value or measure range LO means lower than conversion value or measure range Impact times Times that have been impacted Average Icon It will appear when showing the mean value of the measured values after reaching the presetting impact times Memory Icon It appears when operating the instrume...
Page 7: ...fter measurement 2 4 Leeb Hardness Testing Principle The basic principle is to use an impact body of certain weight impacts against the testing surface under certain test force then measure the impacting velocity and the rebounding velocity of the impact body respectively when the spherically test tip is located 1mm above the testing surface The calculation formula is as follows HL 1000 VB VA Wher...
Page 8: ...t device and smaller than 50mm G type of impact device the small support ring or the shaped support rings should be chosen The sample should have enough thickness minimum thickness of sample should conform to Table 3 For the sample with hardened layer on surface the depth of hardened layer should conform to Table 3 Coupling Light weight sample must be firmly coupled with a heavy base plate Both co...
Page 9: ... of testing sample should conform to the regulation of Table 4 1 If want accurate conversion from the Leeb hardness value to other hardness value contrastive test is needed to get conversion relations for the special material Use inspection qualified Leeb hardness tester and corresponding hardness tester to test at the same sample respectively For each hardness value each measure homogeneously 5 p...
Page 10: ...Press to power on the instrument Be sure to plug in the impact device before powering on The system would automatically detect the type of the impact device during power up and would display this information on the screen Users should pay attention to the probe type displayed on the screen After pausing for several second the screen will exit and enter the main display screen as following The inst...
Page 11: ...ne group as one file can be stored inside the gauge By simply pressing the key after a new measurement finishes the screen showing the AVE icon the measured hardness strength group values will be saved to memory The new saved file is appended as the last file of the memory This function provides the user with the ability to view delete a file group previously saved in memory 5 6 1 Viewing stored f...
Page 12: ...and stop the operation of power off at the moment While the voltage of the battery is too low the display will show E00 then power off automatically 5 10 Battery Replacement Two AA size alkaline batteries are needed as the power source After several hours usage of the batteries the battery symbol on the screen will be shown as The more of dark part indicates the more close to fill When the battery...
Page 13: ...just any fixedly assembled parts Fill in and present the warranty card to us The warranty service can be carried on 6 3 Fault Analysis Evacuation Fault Appearance Fault Analysis Handling method Failure power on Battery exhaustion Replace the batteries No measured value Impact device cable failure Replace the cable 6 4 Notice of Transport and Storage Conditions Keep it away from vibration strong ma...
Page 14: ... Wrought copper alloys HB 45 315 Table 2 No Material HLD Strength σb MPa 1 Mild steel 350 522 374 780 2 High Carbon steel 500 710 737 1670 3 Cr steel 500 730 707 1829 4 Cr V steel 500 750 704 1980 5 Cr Ni steel 500 750 763 2007 6 Cr Mo steel 500 738 721 1875 7 Cr Ni Mo steel 540 738 844 1933 8 Cr Mn Si steel 500 750 755 1993 9 Super strength steel 630 800 1180 2652 10 Stainless steel 500 710 703 1...
Page 15: ...y 5kg 2 5kg 0 05 2kg 5kg 2 5kg 0 05 2kg 1 5kg 0 5 1 5kg 0 02 0 5kg 15kg 5 15kg 0 5 5kg 5kg 2 5kg 0 05 2kg Min thickness of sample Coupling tightly Min layer thickness for surface hardening 5mm 0 8mm 5mm 0 8mm 1mm 0 2mm 10mm 1 2mm 5mm 0 8mm Size of tip indentation Hardness 300HV Indentation diameter Depth of indentation 0 54mm 24μm 0 54mm 24μm 0 38mm 12μm 1 03mm 53μm 0 54mm 24μm Hardness 600HV Inde...
Page 16: ...e 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 spheri...
Page 17: ...ing to repair sheet In accordance with the international relevant regulations the following are not within the scope of free warranty Damage caused by man made or improper keeping Self dismantle or non special repair shop dismantle Do not follow the requirement of service registration or warranty expired Consumable parts Service promise MITECH users have lifelong maintenance service Free maintenan...
