What does Alphabet of lines mean?

What does Alphabet of lines mean?

The Alphabet of Lines is a list of line symbols that engineers use in technical drawings to communicate specific shapes, sizes or surfaces. The lines and symbols used in the Alphabet of Lines are universal, which means engineers around the world use and understand them.

What are line types in engineering?

Following are the different types of lines used in engineering drawing:

• A type – Continuos Thick.
• B type – Continuous THIN.
• C type – Continuous THIN Freehand.
• D type – Continuous THIN Zig-Zag.
• E type – Dashes THICK.
• F type – Dashes THIN.
• G type – Chain Thin.
• H type – Chain THIN and THICK.

Where do we use alphabet of lines?

The lines in the Alphabet of Lines are used to describe shape, size, hidden surfaces, interior detail, and alternate positions of parts. Each conveys a particular meaning on the drawing.

What are the 10 types of line?

What are the 10 types of lines?

• straight.
• curved.
• dotted.
• dashed.
• contour.
• variable.
• zig zag.
• implied.

Which line is vertical?

In a coordinate plane, a line parallel to the Y-axis is called Vertical Line. It is a straight line which goes from top to bottom and bottom to top. Any point in this line will have the same value for the x-coordinate.

What is the importance of alphabet lines?

Why is it important to recognize the alphabet of lines? The lines in the Alphabet of Lines are used to describe shape, size, hidden surfaces, interior detail, and alternate positions of parts. Each conveys a particular meaning on the drawing.

What does the alphabet of lines in technical drawing mean?

The Alphabet of Lines in Technical Drawing Lines in technical drawings are part of a specialized graphic language that is standardized throughout industry. Each type of line has a very precise symbolic meaning. Correct usage of this “alphabet of lines” is essential whether you use traditional drafting methods or CAD.

What are the different types of alphabet lines?

ALPHABET OF LINE. 1. OBJECT OR VISIBLE LINES – Thick dark line use to show outline of object, visible edges and surfaces. 2. CONSTRUCTION LINE – Very light and thin line use to construct layout work. 3. DIMENSION LINE – Thin and dark lines use to show the size (span) of an object with a numeric value.

Which is the most important line in the alphabet?

Alphabet of lines Visible lines / Feature lines : Visible lines (object lines) are continuous lines used to represent the visible edges and contours (features) of an object • Since visible lines are the most important lines, they must stand out from all other secondary lines on the drawing • Line weight – thick Alphabet of lines

What kind of lettering do you use in engineering?

Lettering . The style of engineering lettering we will use in this course is Single Stroke Gothic Lettering . Notice that only capital letters are demonstrated, since we will use only capital letters on drawings . Single Stroke Gothic Lettering . Single Stroke Gothic Lettering .