Our service
1. Capability
GRGT is equipped with second-class gauge block standard equipment, Swiss Dantsin gauge block comparator, glass line scale grade II, metal line scale grade III, standard steel tap, coordinate measuring machine, Mahr metroscope, universal horizontal metroscope, universal tool-measuring microscope, horizontal optical gauge, grating indicator verification instrument, step gauge, inductive gage, verticality measuring instrument, electronic level meter, GPS baseline gield, level calibrating devic of theodolite and level gage, calibrator of headlamp tester, contact instrument of surface roughness measurment, small angle tester, calibrator for railway track gauge /offset gauge and other measurement standards. It is qualified in the calibration of gauge block, optical instrument, precision measuring instrument and device, line scales, general measuring tools, gauges, angle, surface roughness, flatness, straightness, gauges for product inspection, instruments of surveying and mapping, railway track gauge / offset scale and other items.
2. Servcies available
| Geometric measurement | |||||
| Serial number | Name of measuring instrument | Serial number | Name of measuring instrument | Serial number | Name of measuring instrument |
| 1 | gauge block | 52 | micrometer for common normal line | 103 | π ruler |
| 2 | outside micrometer | 53 | micrometer with dial gauge | 104 | standard railway track gauge |
| 3 | inside dimension micrometer | 54 | test sieve | 105 | roughness comparison specimen |
| 4 | depth micrometer | 55 | sample skein winder | 106 | joint arm type coordinate measuring machine |
| 5 | inside micrometer | 56 | snap gauges reading | 107 | electronic level meter and |
| imaging level meter | |||||
| 6 | lever micrometer, lever-type snap gage | 57 | pneumatic measuring instrument | 108 | gauge for plug and socket |
| 7 | general caliper | 58 | long range dial gage | 109 | step mismatch gauge |
| 8 | height caliper | 59 | automobile side slid tester | 110 | railway offset scale |
| 9 | dial gauge | 60 | tester for wheel deviation of motorcycles | 111 | insert wedge gauge |
| 10 | lever indictor | 61 | digital height indicator | 112 | contour guage |
| 11 | depth dial gauge | 62 | cover to reinforcement, thickness measuring instrument of floor | 113 | gauges for product inspection |
| 12 | inner diameter gauge | 63 | metalloscope | 114 | gauge specimen |
| 13 | knife straightedge | 64 | levelling instrument | 115 | tread pattern depth indicator |
| 14 | feeler gauge | 65 | construction quality tester set | 116 | needle / needle sheet gauge tester |
| 15 | universal angle meter | 66 | optical flat | 117 | optical theodolite |
| 16 | try square | 67 | thickness gauge | 118 | measurement system of geometric parameters of overhead line system |
| 17 | gear tooth calipers | 68 | ultrasonic thickness meter | 119 | angular displacement sensor |
| 18 | straight steel ruler | 69 | handheld laser range finder | 120 | grating amesdial |
| 19 | steel tap | 70 | image measurement instrument | 121 | capacitive digital scale units |
| 20 | plain limit gage | 71 | Measuring instrument for circumference and diameter of flexible part | 122 | calibrator of extensometer |
| 21 | cylinder thread gauge | 72 | test model | 123 | step gage |
| 22 | divider, three-wire set | 73 | laser diameter measuring instrument | 124 | four-wheel aligner |
| 23 | screw template | 74 | caliper with dial gauge | 125 | gauge for distance between acting center of journal load of wheels |
| 24 | radius template | 75 | odd fluted micrometer | 126 | taper gage |
| 25 | scraper fineness gauge | 76 | X-ray fluorescence coating thickness instrument | 127 | ultrasonic flaw detection probe |
| 26 | Measuring instrument for indicating gauge | 77 | linear displacement sensor | 128 | paint film impact tester |
| 27 | surveying panel | 78 | automotive turning angle teste | 129 | large outside micrometer |
| 28 | frame level and bar level | 79 | electronic theodolite | 130 | optical electric axial angle encoder |
| 29 | reed-type comparator | 80 | level gage | 131 | angular gauge block |
| 30 | line scale comparator | 81 | contact (stylus) surface contour tester | 132 | wear gauge for fixed railway frog |
| 31 | universal comparator | 82 | biological microscope | 133 | ruler for measuring center height of coupler for railway locomotive and vehicles |
| 32 | mechanical comparator | 83 | surface profile measuring instrument | 134 | rolling stock gauge of Sstandard gauge railways |
| 33 | inductive gage | 84 | electronic levelling instrument | 135 | measuring instrument for width and depth of distress in concrete |
| 34 | magnetic and eddy current measuring instrument for coating thickness | 85 | measuring gauge for thickness of wet film | 136 | measuring tools for rolling stock repair |
| 35 | X-ray thickness instrument | 86 | ultrasonic rangefinder | 137 | detecting device for wheel seat gauge for vehicle axle |
| 36 | contact instrument of surface roughness measurment | 87 | levelling ruler | 138 | journal rear filler gauge for vehicle axle |
| 37 | reading microscope, measuring microscope | 88 | small parts cylinder | 139 | measuring instrument for run-out of tread for wheel set of vehicles |
| 38 | tool microscope | 89 | test template | 140 | Wear Gauge for Rail |
| 39 | projector | 90 | creepage distance test card | 141 | Measuring instrument for straightness of rail |
| 40 | optimeter | 91 | bend tester | 142 | Measuring instrument for position error of wheel set and brake discs set |
| 41 | coordinate measuring machine | 92 | test rod | 143 | Measuring instrument for wheel diameter |
| 42 | metroscope | 93 | point micrometer | 144 | Measuring instrument for wheel diameter |
| 43 | thread micrometer | 94 | V-shaped block | 145 | brake shoe gauge for rolling stock |
| 44 | contact-type interferometer | 95 | gauge stand | 146 | wheel-checker for railway locomotives and vehicles |
| 45 | sine protractor | 96 | balancing machine | 147 | gauge for measuring distance between inside rim faces of wheels for railway locomotive and vehicle |
| 46 | square chest | 97 | numerically-controlled machine tool | 148 | tool presetting and measuring instrument |
| 47 | welding inspection ruler | 98 | paint film scriber | 149 | magnifying glass |
| 48 | cable length meter | 99 | test finger, bar, pin, hook, probe | 150 | spatial digitizer |
| 49 | measuring instrument for run-out | 100 | gauge for taper screw thread | 151 | plummet apparatus |
| 50 | roundness measuring instrument | 101 | thickness gauge for copper | 152 | shaft laser alignment |
| 51 | fiber measuring tape, lining rope | 102 | inclinometer | ¡¡
|
¡¡
|
Tel£º+86-20-38699960 38699961
Fax£º+86-20-38698685 38695185 
Address£ºGuangzhou City, Whampoa¡¡ Avenue Tianhe District Xiping Yun Road No. 163>