About us
Established in 2005, Q&T Instrument Limited is one of the top tier Flow/Level Meter manufacturers in China. Through continuous effort and a strong emphasis on Talent Acquisition, Research and Development, Q&T Instrument was awarded New-high tech enterprise and domestically recognized as an industrial leader!
Products
Q&T Instrument Limited focuses on R&D, manufacture, and marketing of Smart Water Meter, Flow Instruments, Level Meter and Calibration Devices.
Oil & Gas
Water Industry
Heating/Cooling
Food & Beverage
Chemical Industry
Metallurgy
Paper & Pulp
Pharmaceutical
Turbine flowmeter used for measuring diesel oil in Chennai India
One our of distributor in Chennai India,their end user customer need a economical flowmeter for measuring the diesel oil.The pipeline diameter is 40mm,working pressure is 2-3bars,working temperature is 30-45℃,the maxi.consumption is 280L/m,the mini.
Partial Filled Electromagnetic Flow Meter
In Oct. 2019, one of our customer in Kazakhstan, installed their partially filled pipe flow meter for testing. Our engineer went to KZ to help their installation.
Magnetic flow meter measures heat
In the heating system, thermal energy monitoring is a very important link. The American-controlled electromagnetic heat meter is used to calculate the on-site heat and control the on-site temperature to ensure that there will be no overheating and achieve the purpose of saving energy.
Ultrasonic level meter used in water treatment
Ultrasonic level meter is widely used in chemical industry, water treatment, water conservancy, food industry, and other industries for level measurement; with safety, clean, high precision, long life, stable and reliable, easy installation and maintenance, reading simple characteristics.
Metal tube rotameter for chemical industry
In June. 2019, we supply 45 sets metal tube rotameters to Sudan Khartoum Chemical Co. LTD, which used for chlorine gas measurement in the process of producing alkali.
Application of Radar Level Meter in Metallurgical Industry
In the metallurgy industry, the accurate and stable performance of measuring instruments is critical to the safe and stable operation on the plant.
Ultrasonic Level Meter For Paper Making
In the production process of paper mills, pulp is one of the most important production raw materials. At the same time, in the process of processing paper pulp, a lot of waste water and sewage will be generated.
Metal Tube Rotameter Used in Karachi,Pakistan
In June,2018,One of our customer in Pakistan,Karachi,they need the metal tube rotameter for measuring the oxygen.
Our Service
Professional, vibrant team is ready to provide best in class services 24/7!
Technical Support
Team of certified engineers are ready to offer help!
Q&T Blog
Check the latest News, Updates of Q&T Instrument Limited.
Company News
New Product Release
Case Study
Technology Sharing
Jun 05, 2026
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Electromagnetic Flowmeters
Electromagnetic FlowmetersA batch of large-diameter electromagnetic flowmeters completed factory inspection and arrived at the pre-packaging zone.
Workers inspe
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Jun 04, 2026
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Radar Level Meter
A batch of flange radar level transmitters finished factory calibration and are ready for shipment. Built on high-frequency non-contact radar measurement,
they maintain precise readings amid steam, foam and dust. Free of wearable mechanical components, their stainless steel flanges withstand acid & alkali
corrosion to minimize routine maintenance costs over long service life.
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Jun 01, 2026
0
Ultrasonic Flow Meter Shipping
Ultrasonic Flow Meter Shipping
This batch of ultrasonic flowmeters includes three mainstream models with superior unified performance:

Time-difference ultraso
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Jun 26, 2026
128
Dissolved oxygen meter
A Dissolved Oxygen Meter is an instrument used to measure the amount of oxygen dissolved in water or other liquids. It plays an important role in monitoring water quality and ensuring proper oxygen levels in various processes. Commonly used in wastewater treatment, aquaculture, environmental monitoring, and laboratory analysis, it helps maintain biological balance and process efficiency. Using electrochemical or optical sensing technology, dissolved oxygen meters provide accurate, stable, and real-time measurements, making them essential for both field and industrial applications.
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Jun 24, 2026
104
Coriolis mass flow meter
Coriolis Mass Flow Meter is a high-precision flow measurement instrument that directly measures mass flow, density, and temperature in real time. Based on the Coriolis effect principle, it provides exceptional accuracy and stability without being affected by fluid properties such as viscosity, pressure, or conductivity. It is widely used in industries including oil and gas, chemical processing, food and beverage, pharmaceuticals, and energy. With its excellent reliability, low maintenance requirements, and ability to handle complex media, the Coriolis mass flow meter is an ideal solution for critical process control and custody transfer applications.
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Jun 22, 2026
127
80G Radar water level transmitter
Radar Level Transmitter is an advanced level measurement instrument that uses microwave radar technology to provide continuous, accurate, and non-contact level monitoring. It is suitable for measuring various of water . Widely applied in water treatment, chemical processing, oil & gas, food, pharmaceutical, and power industries, it offers easy installation, low maintenance requirements, and high measurement accuracy.
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Feb 28, 2024
22645
Open channel flow meter installation step
The open channel flowmeter should be installed according to the steps. Improper installation will affect the accuracy of the measurement.
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Jul 26, 2022
32175
Application selection of electromagnetic flowmeter in food production industry
Electromagnetic flowmeters are generally used in food industry flowmeters, which are mainly used to measure the volume flow of conductive liquids and slurries in closed pipelines, including corrosive liquids such as acids, alkalis, and salts.
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Jul 19, 2022
25380
What kind of flowmeter suggest to be used for pure water?
Liquid turbine flow meter , vortex flow meters, ultrasonic flow meters, coriolis mass flowmeters, metal tube rotameters, etc. can all be used to measure pure water.
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Exported to more than 150 countries around the globe, 10000 sets/month production capacity!
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