9 Line styles and types Line styles are used to graphically represent physical objects and each has its own meaning these include the following. A type Continuos Thick.
10 Different Types Of Lines Used In Engineering Drawing
C type Continuous THIN Freehand.
. D type Continuous THIN Zig-Zag. ORDER OF PRIORITY OF COINCIDING LINES When two or more lines of different types coincide the following order of priority should be observed. What are the 7 types of lines in technical drawing.
General principles of presentation. Line types are also a language type to communicate between technical people. I Visible outlines and edges Continuous thick lines type A ii Hidden outlines and edges Dashed line type E or F iii Cutting planes Chain thin thick at ends and changes of cutting planes type H iv Centre.
Following are the different types of lines used in engineering drawing. D type Continuous THIN Zig-Zag. Visible lines are the edges or outlines of an object.
A center line is a 3 mm to 5 mm line that alternates between short and long dashes. E type Dashes THICK. In this video Ill show you how to draw common types of lines that are used in Technical Drawing.
H type Chain THIN and THICK. This line is used mainly in sketching which is a freehand drawing technique. Hidden lines- are short-dashed lines that may be used to represent edges that are not.
LEADER LINE Medium line with arrowhead to show notes or label for size or special information about a feature. F type Dashes THIN. Measure lines Backside section lines Implied axis lines to state the code of the planes at diagonal lines which are used to state plane surface Intersection Leader Hatching.
Each type of line has a very precise symbolic meaning. This line is used to draw all the edges of the object. E type Dashes THICK.
B type Continuous THIN. Once again you are free to make up your own line definitions but it is recommended that you put a note on the drawing with their meaning. Lines in technical drawings are part of a specialized graphic language that is standardized throughout industry.
It is used to. These lines define the shape of the object portrayed. G type Chain Thin.
They are drawn as solid lines with a thickheavy weight. H type Chain THIN and THICK. What is a line in technical drawing.
Up to 24 cash back Line Types Horizontal Lines To draw Horizontal lines make sure you place the stock of the t-square up against the edge of your drawing board. Visible lines - are continuous lines used to draw edges directly visible from a particular angle. C type Continuous THIN Freehand.
A technical drawing is meant to show you how something works. Start studying 12 Types of lines used in technical Drawing. F type Dashes THIN.
Surroundings and sides of the matters Outlines of the Edges End of the Screws B. Types of Lines in Technical Drawing Object Line. All other lines contrast with the visible lines by having either a thinner weight andor a combination of dashes.
PHANTOM LINE Long line followed by two short dashes use to show alternate position of a moving part. A PFD normally comprise of but not limited to i all the process lines utilities and operating conditions essential for material balance and heat and material balance ii utility flow lines and their types which are used continuously within the battery limits iii equipment diagrams to be arranged according to process flow designation and equipment number iv. G type Chain Thin.
Not all of them have a specific meaning or at least they only have a meaning that is specific to the industry they are used in. 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. Using the Alphabet of Lines.
This video will help you to understand the difference between different types of lines used in technical drawing. The line types are thick thin continuous straight curved zigzag discontinuous dotted and discontinuous chain dotted. Line weight is the thickness of the line.
Object lines are solid heavy lines 7 mm to 9 mm. Learn vocabulary terms and more with flashcards games and other study tools. Following are the different types of lines used in engineering drawing.
What are the different types of lines in technical drawing. BS EN ISO 128-202001 Technical drawings. Make sure you place your left hand on the stock of the t-square this insures that the t-square remains in against the board.
A hidden line. A type Continuos Thick. B type Continuous THIN.
BS 88882008 Technical product specification. SECTION LINE Medium lines drawn at 45 degrees use to show interior view of solid areas of cutting plane line. Types of Lines Used in Engineering Drawing Contents show Following are the different types of lines used in engineering drawing.
The British standards give us fifteen line types to use. Each line type has clear meanings on the drawing and mixing up one type with another type is the equivalent of spelling something incorrectly in. In this followup to my first line types video I talk about a few more types of lines used in technical drawings.
You are not limited to these line types. You can then draw the line from left to right with your right hand. Construction lines and guide lines are very light easily erased lines used to block in the main layout.
The Line type definition numbers are my own.
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