Whether in industry or in our daily life, the use of pipe pliers has become more and more common and important, such as the installation and disassembly of faucets in the home, the maintenance of factory machinery, the use of pipe pliers. Do you know what to pay attention to when using pipe pliers?
(1) To choose the right specifications;
(2) The opening of the pliers head should be equal to the diameter of the workpiece;
(3) The pliers head should clamp the workpiece and then pull hard to prevent slipping and hurting people;
(4) When using the afterforce rod, the length should be appropriate. When moving the handle, pay attention to the bearing torque, and do not exert too much force to prevent overload damage;
(5) Pipe clamp teeth and adjusting rings should be kept clean;
(6) The general pipe clamp can not be used as a hammer;
(7) can not grip the temperature of more than 300℃ workpiece;
(8) The pipe clamp shall not have lines, burrs, and the surface shall not have obvious defects such as oxide skin, sand holes, and pores. The surface roughness Ra value of the machined surface on both sides of the jaws should not be greater than 3.2μm, and the surface roughness Ra value of the rest of the machined surface should not be greater than 12.5μm. The surface coating of the handle body should be uniform and uniform in color, without obvious flow marks, delamination and other defects.