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General Draughting N4
K. Cochuis · e-book
R225.75 incl. VAT
Printed copy: R362.25 incl. VAT.
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About this book
The NATED N4 textbook for General Draughting. By K. Cochuis, published by Hybrid Learning Solutions.
- Level: N4
- ISBN (e-book): 978-1-928367-65-9
- ISBN (print): 978-1-928203-36-0
- Pages: 248
What the book covers
The topics in this book include:
- Module 1: Drawing equipment and the use thereof. Checklist of drawing equipment and instruments; Drawing paper sizes; Types of drawing paper; The application of drawing instruments; The alphabet of drawing; Types of lines; Printing letters and figures; Dimensions.
- Module 2: Geometrical constructions and scale drawings. Instrument requirements; Construction to bisect a straight-line segment; Construction of an equilateral triangle; Construction of a square: the inscribed-circle method; Construction of a square: the circumscribed circle method; Construction of a hexagon: the across-flats method; Construction of a hexagon: the across-corners method; Construction of an octagon: the across-flats method.
- Module 3: The plane or surface; The point or corner.
- Module 4: Application in the world of work; Intersection of two cylindrical pipes at right angles; Intersection of two offset cylindrical pipes; Intersection of a cylindrical pipe and a square pipe; Intersection of cylindrical pipes with different diameters; Intersection of two square pipes; Intersection of a hexagonal pipe with a square pipe; Intersection of a cylinder with a square pipe.
- Module 5: Developments. Development of cylinders; Development of cylindrical pipe T pieces; Development of pyramids; Development of cones; Development of breeches (Y-pieces); Development of a hexagonal pipe (prism); Development of a cylindrical pipe; Development of a truncated pipe (prism).
- Module 6: Involutes of various geometrical shapes; Helixes.
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