line types in technical drawing

kawakami March 07, 2022 in , line , technical , types Comment

Perpendicular lines or projectorsare drawn from all points on the edges or contours of the object to the plane of projection. Using the Alphabet of Lines.

10 Different Types Of Lines Used In Engineering Drawing

You are not limited to these line types.

. 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 J type Chain. E type Dashes THICK. This line is used to draw all the edges of the object.

Following are the different types of lines used in engineering drawing. Cut and section in basic drawing. Visible lines - are continuous lines used to draw edges directly visible from a particular angle.

A center line is a 3 mm to 5 mm line that alternates between short and long dashes. Lines of different types and thicknesses are. 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.

The British standards give us fifteen line types to use. Visible lines are the edges or outlines of an object. What are the types of line in technical drawing.

The projection of an object. Drawing Views Multiview Projection. All other lines contrast with the visible lines by having either a thinner weight andor a combination of dashes.

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. 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. This video covers about all the different Types of Lines used in Engineering DrawingThe background audio credit goes to You Tube audio library Track 7th _.

B type Continuous THIN. A type Continuos Thick. It is used to.

F type Dashes THIN. Lines of different types and thicknesses are used for graphical representation of Objects. MANZOOR ALI RAHIMOON 2.

What are the 3 major line types that are used for technical drawings. In this video Ill show you how to draw common types of lines that are used in Technical Drawing. These lines define the shape of the object portrayed.

Spring 2006 MEC1000 Technical Drawing - D. The technical drawing must give a clear and precise idea of the exterior of the object represented and also of its interior characteristics. General principles of presentation.

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. G type Chain Thin. 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. This line is used mainly in sketching which is a freehand drawing technique. 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.

Following are the different types of lines used in engineering drawing. This is achieved by applying cuts and sections. A hidden line.

The less hidden lines short strokes the drawing has the easier it will be to interpret. Centre Line or centreline Extension Line. They are drawn as solid lines with a thickheavy weight.

You can then draw the line from left to right with your right hand. Shown below is the projection of an object onto the frontal plane. Object lines are solid heavy lines 7 mm to 9 mm.

C type Continuous THIN Freehand. 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. Hidden lines- are short-dashed lines that may be used to represent edges that are not.

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. BS EN ISO 128-202001 Technical drawings. Surroundings and sides of the matters Outlines of the Edges End of the Screws B.

In this followup to my first line types video I talk about a few more types of lines used in technical drawings. The line types are thick thin continuous straight curved zigzag discontinuous dotted and discontinuous chain dotted. 9 Line styles and types Line styles are used to graphically represent physical objects and each has its own meaning these include the following.

D type Continuous THIN Zig-Zag. Follow Mechanical Engineer Line Types In Engineering Drawing 1. This video will help you to understand the difference between different types of lines used in technical drawing.

Line weight is the thickness of the line. Types of Lines in Technical Drawing Object Line. Line types are also a language type to communicate between technical people.

BS 88882008 Technical product specification.

Engineering Drawing Wikipedia