- Ahmed M. Aly
- November 16, 2021
How to Weld Aluminum Castings
How to weld aluminum castings can be a tricky subject. In fact, certain welders are split on the subject, whether it is weldable or not.
Fuel Gases Used in Gas Welding
Oxy-fuel welding and cutting use a variety of fuel gases; acetylene is the prevalent fuel gas used in gas welding due to its favorable flame
Welding Technology
Cast Iron Welding | How To Weld Cast Iron?
Cast iron welding is challenging and associated with many technical tips and tricks; however, it is not impossible and can be successful if we follow
Types of Flames in Gas Welding | Oxy-Acetylene Flames
Oxy-fuel welding, more commonly known as oxyacetylene welding, or gas welding, is a welding process where two metal parts are welded by heating with a
Laser Beam Welding LBM | What You Need To Know
Laser beam welding (LBW) is a thermal process to join metals by bonding them using a laser beam; the process is widely known as Laser
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Non Destructive Testing
Non-Destructive Testing (NDT) – Insider’s Guide
Non-Destructive Testing (NDT) refers to the process of inspecting, evaluating the quality of the materials while preserving the original form of the material without affecting
Image Quality Indicators (IQIs) or Penetrameters of Radiography Testing
The image quality indicators (IQIs), which are also referred to as penetrameters, are test pieces used to control a radiograph’s quality. IQI indicates the contrast
A Guide to Radiographic Films and Intensifying Screens
Radiographic films are the permanent record where the test result from the radiography test is recorded. The radiographic film provides a permanent visible image of
Mechanical Engineering
Ceramic Coating Benefits and Disadvantages | What is Ceramic Coating?
When you hear about ceramic coating, the first thing that comes to your mind is car paint job protection. However, its benefits not only work
Galvanizing Process – What is Galvanizing?
Galvanizing is the immersion of a part made of steel or iron into a bath of molten metal, creating a metallurgical reaction between the part
Hydraulic Motor Types – A Detailed Guide
A hydraulic motor is a mechanical actuator that transforms fluid power (hydraulic pressure) into rotational mechanical energy (torque) and angular displacement (rotation). A hydraulic motor
Marine Engineering
Ship Propeller – An Overview of Types, Material, and Inspection Criteria
Propeller is the most component on ships and boats propulsion system; the propeller main converts the torque drawn from the main engine into useable thrust.
Principles of Ships Propeller Repair Procedure
Welding repair of propellers is mandatory whenever defects found on the propeller surface due to damage caused by accident or defects associated with propeller manufacturing.
Portside and Starboard Side of Ships (Ship Terms and Definitions)
Port and starboard are nautical terms of orientation that deal with the structure of ships. When looking forward, the Starboard side is the right-hand side of a
