Vibration and Electrical Measurements

Vibration monitoring devices and accelerometers are widely used today in the construction industry to monitor the vibration of structures such as buildings, roads, and bridges.

FT Laboratories provides calibration services for:

  • Vibration monitoring devices, by comparison method from a frequency range of 20 Hz to 100 Hz
  • Accelerometers, by comparison method (in accordance with ISO 16063-21:2003) from a frequency range of 20 Hz to 100 Hz

Our offer includes:

  • Accelerometer
  • Vibration Meter
  • Stopwatch and Timer

Mass Measurements

FT Laboratories provides calibration services by comparison method or direct weighing for standard weights of Classes F1, E2, and M1.

We also carry out calibration for weighing scales using: class E2 masses from 1 mg to 200 mg, class F1 masses from 1 mg to 50 kg, and class M1 masses from 20 kg up to 300 kg.

Our portfolio includes:

  • Electronic Balance
  • Platform Scale (up to 300kg)
  • Standard Mass and Weight

Length and Dimension Measurements

We offer calibration services for linear dimension measurements, which include but are not limited to length measuring instruments such as external micrometers, micrometer heads, dial gauges, vernier or digital calipers, depth gauges, height gauges, projects, etc.

Our services include:

  • Gauge Block and Slip Gauge
  • Callipers (Digital/Vernier)
  • Depth Gauge (Digital/Vernier)
  • Height Gauge (Digital/Vernier)
  • Dial Gauge
  • Water Level Meter
  • Steel Rule
  • External Micrometer
  • Extensometer
  • Feeler Gauge
  • Coating Thickness Gauge
  • Plastic Foil
  • Linear Variable Differential Transformer (LVDT)
  • Magnetic Extensometer
  • Measuring Tape
  • Projector

Survey and Angular Measurements

Survey equipment is used in the construction industry to measure distance, angles, level, and elevation on site.

FT Laboratories provides calibration services for:

  • Survey equipment such as total stations, optical and digital levels
  • Angle measuring equipment such as inclinometers, tiltmeters, and spirit levellers


We offer:

  • Digital Level
  • Optical Level
  • Theodolite and Total station
  • Inclinometers
  • Angle Measuring Device
  • Spirit Level
  • Reflex Meter
  • Tiltmeter

Temperature and Humidity Measurements

Temperature is one of the most fundamental parameters in all operations, therefore measurement of this property must be precise and accurate.

FT Laboratories provides temperature calibration for digital and liquid-in-glass thermometers, using side-by-side comparison method in a controlled water bath. We also carry out humidity measurement using calibrated reference thermohydrometers.

We offer:

  • Digital Thermometer
  • Liquid in Glass Thermometer
  • Humidity Chamber

Pressure, Volume and Hardness Measurements

FT Laboratories provides pressure calibration for pressure gauges and pressure transducers, using calibrated pressure balance to generate accurate reference pressure.

We also carry out volumetric calibrations for water meters by comparison method, as well as hardness calibration for hardness testing machine in vickers, brinell and rockwell scale using calibrated reference hardness blocks.

Our offer includes:

  • Pressure Gauge
  • Pressure Transducer
  • Water Meter
  • Hardness Testing Machine

Force and Torque Measurements

We offer calibration services for:

  • Force proving instruments like load cells and proving rings, using calibrated reference load cells usually by true force method
  • Uniaxial testing machines such as compression (BS 12390-4:2000) and universal testing machines (BS EN ISO 7500-1:2018) that are widely used in the local construction industry
  • Torque measuring equipment, by comparison with calibrated reference torque load cells

Our package includes:

  • Compression Testing Machine – Grade/Class 1.0
  • Universal Testing Machine – Grade/Class 1.0
  • Force Measuring Device for Foundation Tests (up to 3000kN)
  • Force Measuring Device for Pile Tests (up to 16000kN)
  • Load Cells (up to 3000kN)
  • Proving Ring
  • Torque Multiplier
  • Torque Wrench, Torque Screwdriver and Torque Measuring Device

Construction Materials Testing Equipment

FT Laboratories provides calibration services for construction materials which are commonly used in the job sites such as flow cones, cube moulds, drying ovens and curing tanks. These calibrations follow the requirements of the Construction Standard (CS1) which is published by the Civil Engineering and Development Department (CEDD) of the Government of Hong Kong SAR.

We can accompany you with:

  • Flow Cone
  • Compacting Bar
  • Concrete Cube Mould
  • Curing Tank
  • Drying Oven
  • Ultrasonic Echo Sounder (KODEN)
  • Furnace
  • Incubators
  • Measuring Staff
  • Rebound Hammer
  • Reflex Meter
  • Ultrasonic Crosshole Apparatus (CHUM)
  • Vibrating Wire Strain Gauge
  • Water Bath
  • Welding Gauge

Miscellaneous Equipment

FT Laboratories has a wide range of specialty equipment on hand and can offer calibration services for other non-standard equipment which are often used in the construction industry. For equipment not listed, please contact our Calibration department to discuss any in-house methods which may be applicable.

  • Light Meter
  • Cover Meter
  • Prover Tank
  • Volumetric Glassware
  • Measuring Cup
  • Marsh Funnel
  • Mud Balance
  • Testing Sieve
  • Thermohygrometer

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