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No. 325 Xingda Road, Minhang District, Shanghai
Shanghai Le Ao Testing Instrument Co., Ltd
No. 325 Xingda Road, Minhang District, Shanghai
Concrete reinforcement protective layer correctorThe regulation of the thickness of the protective layer for the portion of concrete reinforcement in concrete components that serves to protect the steel bars from direct exposure, from the surface of the concrete to the outer edge of the nominal diameter of the outer steel bars, is to ensure that the concrete structural components meet the requirements for effective anchoring of the stressed steel bars,
According to the "Code for Design of Concrete Structures" (GB50010-2010), the thickness of the protective layer is no longer the distance from the outer edge of the longitudinal steel bars (non stirrups) to the surface of the concrete, but is calculated based on the outer edge of the outer steel bars (including stirrups, structural bars, distribution bars, etc.). The thickness of the protective layer of the concrete structure steel bars is measured by the environmental calibration device for measuring the thickness of the protective layer of the concrete structure steel bars
Concrete reinforcement protective layer corrector
Precautions
1: Please check if the connection is correct during installation. To ensure safety, please connect the ground wire.
2: When using for the first time, carefully read the technical manual, familiarize yourself with the technical indicators, working performance, usage methods, and precautions, and strictly follow the prescribed steps in the user manual for operation.
3: If there is a power outage or power failure due to certain reasons, immediately turn off the power switch. If a new start is needed, it must be restarted at least a few minutes before use to avoid burning out the machine due to rapid startup.
4: The instruments, equipment, and devices used in the experiment should be arranged reasonably, neatly placed, and easy to operate, observe, and record.
5: When using instruments, they should be limited within the specified range and overloading operation is prohibited.
6: The instrument is abnormal, please do not open or disassemble it without authorization. Professional personnel must be notified for maintenance and unauthorized handling is not allowed.
7: Do not share the same power socket with a high-power electrical appliance.
8: The instrument should be placed in a dry place and connectors should not be frequently unplugged to prevent poor contact of the plug.
9: It is not allowed to store and use in environments with humidity and corrosive gases.
10. When the instrument is not in use, please cover it with a cloth to prevent dust from entering.


