HKAS > HOKLAS
Test Category :
   
Calibration Services Laboratory Reg. No.
Acoustic Measurements:
Accelerometers 71
Audio network analyser 51
Audiometer 51
Ear simulator 51
Measuring amplifiers 51
Microphone preamfliers 51
Microphones 51
Real-time third octave band analyzers 34
Sound level calibrators 28,34,51,71
Sound level meters 28,34,51,71
Third octave filter sets 34,51
Vibration monitoring devices 71
 
Chemical Measurements: 1
 
Construction Materials Testing Equipment:
Bleeding cylinder 32,71
BRE screed tester 32,71
Cable fault detector / Cable locator 71
Cement grout flow cone 15,19,28,32,71
Centralfuge 71
Compacting bar 15,19,21,28,32,71,
172
Concrete test cube mould 15,19,21,28,32,71,
172
Curing tank 15,19,21,22,24,28,32,
71,172
Digital crack width monitoring device 71
Echo sounder 71
Flow cone 19,22,32,71,172
Hydrometer 71
Inclinometer 71
Lever system 10,71
Marsh funnel 71
Mud balance 71
Nuclear densometer / Nuclear density gauge 15,71
PDA strain gauge 71
pH meter 71
Pile driving analyzer 71
Pile integrity tester 71
Pressure calibrator 71
Rebound hammer 28,32,71
Reflex Ezshot 71
Salinity meter 71
sand content tube 71
Sieve 28,32,71,172
Solution / liquid 71
Screed tester 32,71
Slump cone 15,19,21,28,32,71
Step wedge for NDT of welds 71
Tamping rod 15,19,21,28,32,71
Tiltmeter 71
Time domain reflectrometer 71
Ultrasonic cross hole testing equipment 71
Vane shear apparatus 71
Vibrating wire gauge 71
 
Electrical Measurements:
AC/DC voltage/current transfer instruments 51
AC/DC current shunts 6
Ammeters, LF and DC 6,7,28,51,60,108,144,
146,162
Amplitude modulation generator and meters 51
Antennas for radiated emission measurements 177
Attenuators, RF 51
Capacitance 51
Coaxial power sensors, RF 51
Current calibrators/sources, LF and DC 6,28,51,60
Current transformer 51
Distortion meter 51
Earth fault loop impedance testers 6
Electrical fast transient / burst generator 51
Electrometers 51
Electronic stop watches 28,51
Electrostatic discharge generators 51
Electrostatic meters 51
Frequency counters 6,51,60,71,144
Frequency generators/sources 6,51,60
Frequency modulation generator and meters 51
Inductive voltage dividers 51
Inductance 51
LCR meters 51
Ohmmeter, DC only 6,28,7,51,60,108,144,
146
,162
Oscilloscopes, X-Y CRT display 6,51,71
Period generators/sources/counters 6,51
Phase standard generators 51
Phasemeters 51
Power meters, LF 60
Power meters, RF 51
Residual current circuit breaker testers 6
Resistors/resistance boxes/resistance sources 6,51,60
Signal generators output power, RF 51
Time interval counters 51,71
Time interval sources 51,71
Time scale 28,51,71
VAhour meters 60,144
VARhour meters 60,144
Voltage calibrators/sources, LF and DC 6,28,51,60
Voltage generators/sources, RF 6,51
Voltage dividers/volt ratio boxes, DC 51
Voltmeters, LF and DC 6,7,28,60,51,108,144,
146
,162
Voltmeters, RF 51
Wattmeters, LF 51,146
Watthour meters 60,144
Withstanding voltage testers 51
 
Mass Measurements:
Balances 1,6,7,9,10,15,18,19,
21,22,24,28,32,51,55,
71
,148,172
Overhead crane scale 71
Weights 1,7,10,19,24,28,32,
51,71,148,172
 
Mechanical Metrology Measurements:
Angle measurement instruments  
-- angle gauges 51,71,77
-- angle measuring device 28,71
-- angle plates 51
-- bevel protractors 22,51
-- compound sine tables 51
-- clinometers 51
-- electronic indicating levels 51
-- inclinable tables 51
-- levels 77
-- level rules 77
-- optical theodolite 77
-- precision angle dividing tables 77
-- polygons 51,77
-- rotary tables 51
-- sine bars and tables 51
-- sine centres 51
-- spirit levels 28,51,71
-- squareness testers 51,77
-- squares 28,51
Density of solids 51
Dimensional measurement instruments  
-- bench micrometers 51
-- blocks 71
-- calibration foils 28
-- callipers, digital and analogy 6,7,9,10,15,19,22,
24
,28,32,51,55,71,77,
104
-- co-ordinate tables 51
-- coating thickness gauges 28,71
-- comparators 51,77
-- cones 71
-- cylindrical setting standards 51
-- dial gauges and similar types of displacement indicator and transducers 10,15,18,19,21,22,
24
,28,32,51,55,69,71,
77
,104
-- dipmeters 71
-- extensometers 10,16,18,22,24,28,
31
,32,71,104,172
-- gear measuring cylinders 51
-- height and depth gauges and callipers 28,71,77,104
-- height setting micrometers 51
-- laser frequency and wavelength 51
-- level rods 77
-- levelling staff 28,71
-- map readers 71
-- linear variable displacement transducers (LVDT) 24,28,32,55,71
-- magnifying lens 32,71
-- measuring microscopes 28,51
-- measuring staff 71
-- micrometer heads 51,71
-- micrometers 6,7,9,10,15,22,28,51,
71,77
-- numerically controlled machine tools 77
-- optical linear displacement detector 10
-- pin gauges and rollers 51
-- plastic foils 71
-- plastic rulers 71
-- plates 71
-- profile projectors 51,71,77
-- riser blocks for height setting micrometers 51
-- rods 71
-- scale rulers 71
-- steel tapes 19,28,32,71,77
-- steel wedge 22
-- three coordinates measuring machines 77
-- thickness gauges, ultrasonic, eddy current, magnetic resistance 28,71,77
-- vernier gauges 51
-- weld gauges 22,71,104
Force testing machines  
-- compression 10,12,15,16,18,19,
21,22,24,28,32,71,133,
104
,172
-- flow 15,71
-- stability testing of compression 10,12,15,16,18,19,21,
24,28,32,71,133,172
-- tension 10,16,28,32
Force, torque and pressure measurement instruments  
-- electronic barometer 51
-- force gauges 7,51,77
-- impact testing machines 28
-- load cells 7,10,15,19,21,22,24,
28
,32,69,71
-- load cells with hydraulic jack 15,22,28,32,69,71
-- proving rings 10,15,19,24,28,55,69,
71
-- pressure balances 51
-- pressure gauges, transducers and transmitters 7,10,15,22,24,28,32,
51
,55,69,71,104
-- pull-out and proof-load testers 24
-- push-pull gauges 7,9,21,28,51
-- sphygmomanometers 28,51
-- tension load cell 71
-- torque gauges 7,51,71
-- torque meters and transducers 51,71
-- torque wrenches and screwdrivers 28,51,71,104
-- vacuum gauges 28
-- vane shear testers 28
Form measuring instruments  
-- optical flats 51,77
-- optical parallels 51
-- roundness samples 51
-- straight edges 28,51,77
-- surface plates 28,51,77
-- surface texture samples 28,51,77
-- toolmaker's flats 51
-- toolmaker's straight edges 77
Length measurement instruments  
-- feeler gauges 15,19,22,24,28,32,
51
,71,77
-- gauge block accessories 51
-- gauge blocks 28,51,77
-- length bars accessories 51
-- length gauges 51
-- parallels 51
-- plain plug gauges 51
-- plain ring gauges and setting standards 51
-- precision scales 51
-- receiver, position and profile gauges, jigs, fixtures, work pieces and components 51
-- steel rules 9,15,19,24,28,32,
51
,71,77
-- vee blocks 51
Hardness measurement instruments  
-- hardness samples 28,51
-- hardness testing machines 10,21,22,28,32,51,71,
104
-- Pendulum impact testing machine 15,22,32,71
Survey and GPS instruments  
-- optical level 71
-- digital level 71
-- theodolite 71
-- total station 71
Toy and electrical safety test tools and fixtures  
-- accessibility probes 7,77
-- bite test clamps 7,77
-- electrical safety test fingers 7

-- miscellaneous fixtures

7
-- rattle test fixtures 7,77
-- sharp edge testers 7
-- sharp point testers 7,77
-- small parts cylinders 7,77
 
Ionising Radiation
-- Ionization chambers for absolute radiation dosimetry in radiotherapy 143
 
Temperature and Humidity Measurements
-- Black body radiation sources 51
-- Dew point generators 51
-- Dew point measurement instruments 51
-- Furnaces 19,71
-- Incubators 71
-- Infrared ear thermometers and calibrators 51
-- Ovens 19,22,28,32,71,172
-- Platinum resistance thermometers and other types of precision sensors 15,32,51
-- Radiation thermometer 51
-- Relative humidity generators 51
-- Relative humidity measurement instruments 19,28,32,51
-- Refrigerators 71

-- Temperature chambers

51

-- Temperature fixed point cells

32,51
-- Thermocouples 51
-- Thermometers, liquid in glass and electronic types 6,10,15,19,22,24,28,
32
,51,71,77
-- Temperature recorders, temperature sensors and thermostats 6,22,24,32,71
-- Water bath 19,22,71
 
Volume measurement instruments
-- Rotameters 28
-- Volume change measuring devices 24,32,71
-- Volume measures and volumetric glassware 24,32,51,71
-- Volume plastic labware 71
-- Volumetric tanks 28

Remark: Laboratories whose registration numbers are shown in italics are normally not available for public testing.

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