What are the names and symbols of the different types of lines used in technical drawing, along with their respective pencil grades?
Understand the Problem
The question is related to the classification and representation of different types of lines used in technical drawing, including their names, symbols, and pencil grades. It provides an alphabet of lines that serve specific purposes in drafting.
Answer
Object Line: HB, B; Dimension Line: H, 2H, 3H; Hidden Line: 2H, 4H; etc.
The different types of lines in technical drawing include Object Line (HB, B), Dimension Line (H, 2H, 3H), Hidden Line (2H, 4H), Center Line (2H, 3H, 4H), and more, each with specific symbols and pencil grades.
Answer for screen readers
The different types of lines in technical drawing include Object Line (HB, B), Dimension Line (H, 2H, 3H), Hidden Line (2H, 4H), Center Line (2H, 3H, 4H), and more, each with specific symbols and pencil grades.
More Information
These lines are used to communicate various details in technical drawings, such as visible edges, dimensions, and hidden objects.
Tips
A common mistake is using the wrong pencil grade for line types, which can affect the drawing's clarity.
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