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Essential Engineering Drawing Instruments and Techniques

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  1. Engineering Graphics

  2. Drawing Instruments • Drawing Board • Set Squares - 45° and 30° - 60° • Scale • Protractor • French curve • Drawing Paper • Pencil • Drawing Pins, Clips, Adhesive Tape • Drafter • Roll - n - draw

  3. Drawing Board Pencil Pins and clips

  4. Set - Squares Protractor

  5. Roll n Draw French Curve Drafter

  6. Sheet Layout

  7. Types Of Lines Thin 0.1 mm Medium 0.2 mm Thick 0.5mm

  8. LETTERING • Single Stroke • The thickness of line should be such as is obtained in one stroke of pencil Types :- i) Vertical ii) Inclined 2. Gothic

  9. DIMENSIONING

  10. Aligned Dimensioning

  11. Unidirectional Dimensioning

  12. Parallel Dimensioning Chain Dimensioning

  13. Dimensioning Methods

  14. Dimensioning Methods

  15. Dimensioning Methods

  16. SCALES Reduced Scale 1:2 1:3 1:10 Full size Scale 1:1 Enlarged Scale 2:1 5:1 10:1

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