Marine machinery Drawing 3 min read
Notes on hatching of sections
Hatching is generally used to show areas of sections. The simplest form of hatching may be based upon continuous thin…
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Marine machinery Drawing 3 min read
Concept of sections, revolved and oblique sections
An orthographic projection of an object gives the external shape and details of the object clearly. We know that the…
Marine machinery Drawing 2 min read
Pipe Thread Cutting Machine
The most important element of any machine is screw threads without screw threads. There can not be any development in…
Marine machinery Drawing 5 min read
Weld Defects and Weld Quality Testing
Every weld joint is inspected by a team of trained inspectors for weld defects. Welding defects may arise due to…
Marine machinery Drawing 2 min read
Welding Practices in the Shipbuilding Industry
Multiple Passes: When plates of high thicknesses are welded (usually more than 5 to 6 mm), a number of welding passes…
Marine machinery Drawing 7 min read
Welding Methods And Weld Defects
Welding is one of the most widely used hot-work processes used in the shipbuilding industry. The development in welding technology has enabled…