What Are The Preventive Measures For Hot-dip Galvanized Bolts

What are the preventive measures for hot-dip galvanized bolts? Bolt: A type of fastener consisting of a head and a screw (a cylinder with external threads), used in conjunction with a nut for fastening two parts with through-holes. This type of connection is called bolt connection.

(1) When running 12000km each time for secondary maintenance, the engine oil pan should be removed and the use of engine bearing bushes should be checked. If the clearance of some bearing bushes is found to be too large, it should be replaced, and the connecting rod bolts should be replaced at the same time. In normal operation, if the engine is found to run unsmoothly, abnormal sound, should also be stopped in time for inspection.

(2) Each maintenance should be the new replacement of the connecting rod bolt inspection, should pay attention to the head of the bolt, the guide part, each part of the thread whether there are cracks or dents, thread tooth shape, pitch is abnormal, there should be no abnormal situation.

(3) When assembling the connecting rod cover, the torque wrench should be used to tighten it according to the specified standards to prevent the torque from being too large or too small.

(4) The connecting rod bolts produced by the matching factory are selected.