Taking online tests enables you to think about the preparation you need to do before taking any competitive exam. Here we will discuss some websites that offer online tests without any charge.
Keys are very useful and inexpensive locking devices for transmission shafts. The problems of key shear stress in shafts and their impacts on transmission system are described below.
A rivet gun is a very useful tool that fastens metal parts with rivets. Working with a rivet gun can increase productivity without degrading the quality of the finished product. There is more to the operation of a rivet gun is more than just learning the triggering mechanism.
Ceramic coatings are very useful procedure used to protect machine parts. We will spend a good deal of time covering the aspects of ceramic coatings for metals including plasma spray, electric arc, and detonation spray methods of application.
Whether installed on a ship, factory, or in the local supermarket, all piping needs to well supported and vibration free. Pipe supports can incorporate springs to reduce vibration, however there are numerous other designs of specific vibration eliminators that can be fitted to the pipework.
The machine parts made up of stainless steel become brittle due to the Hydrogen Embrittlement. Here we will discuss hydrogen embrittlement and its effects in stainless steel.
Drive train vibration issues, if not treated in a timely fashion, can cause serious catastrophic damage to your gearbox. Do you know what the possible causes of the vibration issues are and how to get rid of them?
Advanced automation today might have made metal processing work quick and at huge scales, but it didn’t fully replace a blacksmith’s role in the field. Blacksmiths still occupy an important and irreplaceable position. What tools do the blacksmiths use the most? We’ll learn it here.
What are power recovery turbines? Although they were used on the most highly efficient and powerful aircraft engines of WW II, they are virtually unknown today. This article describes the short-lived technology of PRTs as well as some of the famous engines that used them.
Gimbals and gimbal bearings are extensively used in components that are required to stay stable in unsteady conditions. These range from use in the NASA spacecraft engine gimbals, to shipboard applications such as the gyro compass and chronometers compensating for pitch, roll and yaw conditions.