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Geometric measurement
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  
  • Headquarters
  • Anhui
  • Beijing
  • Chongqing
  • Fujian
  • Guangdong
  • Guangxi
  • Hainan
  • Heilongjiang
  • Henan
  • Hubei
  • Hunan
  • Jiangsu
  • Jiangxi
  • Jilin
  • Liaoning
  • Shaanxi
  • Shandong
  • Shanghai
  • Sichuan
  • Tianjin
  • Zhejiang
  • Guangzhou

    Tel:+86-20-38699960 38699961
    Fax:+86-20-38698685 38695185
    Address:Guangzhou City, Whampoa  Avenue Tianhe District Xiping Yun Road No. 163>Consult a map
  • Hefei

    Address:Hefei City Economic and Technological Development Zone Furong Road 268 Furong standard workshop 2#-A south 2consult a map
  • Wuhu

    Address:No. 3, No. 3, Wanda Plaza, Jinghu District, Jinghu District, 1413-1414consult a map
  • Beijing

    Tel:+86-10-60936218 60936200
    Address:Beijing Liangshuihe Yizhuang Economic Development Zone, two Street No. 8 Han enterprise Bay 5 building B block one or two layerconsult a map
  • Chongqing

    Address:62, Neptune, Neptune, B, 3-2 of Xingguang Avenue in the northern New Area of Chongqing Cityconsult a map
  • Xiamen

    Address:3 floor, innovation building, 1300 Jimei Avenue, Jimei District, Xiamenconsult a map
  • Shenzhen

    Tel:+86-755-86218233 86242294
    Address:No. 12 Qinghua Road, No. 12, Guanlan street, Longhua new area, Shenzhen City, Guangdong Province, it is the 4 floor of the groupconsult a map
  • Guangzhou

    Tel:+86-20-38699960 38699961
    Fax:+86-20-38698685 38695185
    Address:Guangzhou City, Whampoa  Avenue Tianhe District Xiping Yun Road No. 163consult a map
  • Zhuhai

    Address:Zhuhai city Xiangzhou District Nanping South Road No. 32 Building 4, 311 cultural and Creative Parkconsult a map
  • Dongguan

    Address:Changping chamber of Commerce building, Changping Town, Dongguan, Dongguanconsult a map
  • Zhongshan

    Address:Zhongshan City Highway No. 2 in Shiqi District Anne Ken commercial building 13 block Fconsult a map
  • Nanning

    Address:Guangxi City, Nanning National Road No. 166 building 2215 East International T2consult a map
  • Haikou

    Address:Room 1208, China World Trade Center Avenue Jialing mansion, Haikouconsult a map
  • Harbin

    Address:Room A, room A, No. 331, No. 331, West Dazhi street, Nangang District, Nangang Districtconsult a map
  • Zhengzhou

    Address:12 University Science Park, No. 11, Changchun Road, Changchun Road, Zhengzhou City, Henanconsult a map
  • Luoyang

    Address:Xigong District of Henan province Luoyang City Kaixuan Kerry Harbourside business room 1303consult a map
  • Wuhan

    Address:No. 488, Lu Mill Road, Hongshan District, Wuhanconsult a map
  • Changsha

    Address:Hunan high tech Zone Changsha Lu Valley Yuyuan building B8 building of radio measurementconsult a map
  • Suzhou

    Address:19 house 1701 (Wanda Plaza C building), 3188 people's road, Suzhou District, Suzhouconsult a map
  • Nanjing

    Address:Shuanglong road in Jiangning District of Nanjing City, No. 1118 Building 1 Room 518 Kingland xinduhuiconsult a map
  • Wuxi

    Address:High tech Zone Wuxi City Linghu Road No. 200 Chinese Sensor Network International Innovation Park building F8consult a map
  • Nanchang

    Address:Ziyang road in Nanchang city high tech Development Zone of Jiangxi Province, No. 3333 new green city 12 floor room 1201consult a map
  • Changchun

    Address:Room 421 and 423, seat A, No. 2499, Changchun high tech Industrial Development Zone, Wei Shan Roadconsult a map
  • Dalian

    Address:Room 1902, Zhujiang International Building, No. 99, new opening Road, Xigang District, Dalianconsult a map
  • Shenyang

    Address:Hunnan wavesource street in Shenyang city of Liaoning Province, No. 16-13, international emerging industrial park 14 Building 2 consult a map
  • Xi'an

    Tel:+86-29-88765096 81775481
    Address:The one or two layers of science and technology C households on the No. 32 well of the new industrial park, the new industrial pconsult a map
  • Qingdao

    Address:One floor, No. 2, Qingdao high level talent center, No. 152, Zhuzhou Road, Laoshan District, Qingdaoconsult a map
  • Ji'nan

    Address:Ji'nan hi tech Zone, union fortune square, building 1, 805consult a map
  • Shanghai

    Address:No. 1188 Yongjing Road, Jiading District, Shanghai, Shanghaiconsult a map
  • Chengdu

    Address:Chengdu three Wuhou District Road, No. 9 East Vuko Conte Incubation Park building two floor 3 floorconsult a map
  • Tianjin

    Address:Tianjin Saida emerging Xiqing economic and Technological Development Zone Industrial Park G block 1,2consult a map
  • Hangzhou

    Address:Room 168 of Hangzhou Xiasha diocese school, room 1110-1114, yiff science and technology building, School of modern science and tconsult a map
  • Ningbo

    Address:Room 901, room B, No. 95 business building, No. 586, Jiangnan Road, Ningbo high tech Zoneconsult a map

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Guangzhou radioand television metrology testing Limited by Share Ltd Copyright ICP 11014689 -2, Guangdong Province