What Is A Sectional View
Since they are used to set off a section they must be drawn with care.
What is a sectional view. As figures shown the cutting plane is a frontal plane and appears as a line in the top view. Sectional views often replace standard views. They help civil engineers architects and airplane designers communicate their ideas to their peers.
The result is called a front section or front view in section since it replaces the front view in the drawing. Dictionary term of the day articles subjects businessdictionary. These are at an.
See section definition 2. The arrows at the ends of cutting plane line point in the direction of sight for front section. In technical drawing a sectional view is the view of an object that has been sliced through showing what goes on inside it.
A section is a view of no thickness and shows the outline of the object at the cutting plane. Sectional views are used in engineering and architectural drawings. It is best to use the symbol for the material being shown as a section on a sketch.
These views assume that a cutting plane has removed portions of the object represented by the drawing displaying the appropriate section of the interior. When sketching an object or part that requires a sectional view they are drawn by eye at an angle of approximately 45 degrees and are spaced about 1 8 apart. Sectional views reveal hidden details in a mechanical drawing.
A sectional view displays the outline of the cutting plane and all visible outlines which can be seen beyond the cutting plane.