What are the branches of technical drawing?

What are the branches of technical drawing? Mechanical, civil, and electrical engineers, manufacturing designers, and architects all produce and use detailed, precise technical drawings that convey information about how an object or structure functions or how it is constructed.

What are 3 tools used in technical drawing?

There is a variety of different tools available for this kind of professional work: Mechanical pencils. Clutch pencils.
  • Mechanical pencil and clutch pencil. …
  • Technical pens. …
  • Rulers. …
  • Compass. …
  • Drawing boards. …
  • Erasers. …
  • Sharpeners.

What is basic technical drawing?

This course provides students with the opportunity to learn the language of engineering and technology. Students gain skills in mechanical drawing and computer assisted design and drawing (CADD). They study geometric construction, orthographic projection, pictorial drawings and dimensioning.

Which pencil is used for engineering drawing?

Generally for technical drawings, the three grades of pencil used is HB, H and 2H . For different purposes, different grades of pencils are used. Pencil sharpener is is used to mend the pencils.

How do you start a technical drawing?

How many types of lines are there in engineering drawing?

10 Different Types of Lines Used In Engineering Drawing. For general engineering drawings, the types of lines recommended by the Bureau of Indian Standards shown in table 2 must be used. The thickness of the lines must be chosen according to the type and size of the drawing from any of the six groups given in Table 1.

How many types of drawing pencils are there?

The two main options you have for drawing are graphite and charcoal pencils. Graphite pencils have a wide range of grades and are useful for sophisticated drawings which require finer detailing.

What is a technical drawing called?

Technical drawing, also known as drafting or draughting, is the act and discipline of making detailed drawings. These drawings visually communicate how something works or how it is to be made.

What is the difference between a technical drawing and a sketch?

While sketching is a freehand drawing that focuses on capturing the essence rather than going into details, drawing is a slow and more careful expression that makes use of tools and uses colors too. Sketching is done using pencils and charcoal only. Drawing is done using pencils, crayons, pastel, markers, etc.

What is the difference between technical drawing and engineering drawing?

An engineering drawing is a type of technical drawing that is used to convey information about an object. … The process of producing engineering drawings is often referred to as technical drawing or drafting (draughting).