Digital Torque Wrench
Torque wrench is applied to Outer hexagon bolts and hexagon bolts are always used in bridge construction. TN-21LP is one of TN-Series Digital torque wrenches made in Company.The power rating is 1800w. The torque range is 900-2100n.m. The no-load speed is 6rpm. The weight of main body is 6.6kg.
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Product Introduction
In China, the hexagon bolts are widely used in bridge construction. The operator will choose the appropriate torque wrench based on the torque requirement of the bolts. There are TN and TL two series Digital torque wrenches in Shandong. The most difference between two series torque wrenches is the shape of the reaction arm. TN-Series has the Y-Shape reaction arm while the TL-Series has the L-Shape reaction arm. Generally the buyer always choose the appropriate type based on the actual construction enviroment.
The following video will show you the application of three of our digital torque wrenches in one bridge construction.
Here are digital screen , imported motor, Y-Shape reaction arm, and mechanical steering gear on the wrench.
The adaptable bolts :
S-10T : M27, M30 ; A3250 / A490 : 1-1/8'' , 1-1/4''.
Maybe you will ask that : " How to adjust the torque value on the digital screen?"
The following video will show you the operation. Besides , in Chinese bridge construction , we always do the initial tightening process and final tightening process for the hexagon bolts. The operation will be showed to you too in the following video.
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