Key points

Components of an engineering drawing sheet:

1) _____ with ____ _____

2) _____ _____

3) _____ _____ _____

4) ______ ____ _____ _____

5) ______ ______

6) ______ on design

Border, Zone blocks, title block, revision history block, tolerance and projection blocks, drawing area, notes

The quantity of zone blocks in the drawing is dependent on ______ ______

Document Size

The scale on an engineering drawing expresses a ratio of _____ _____ to ____ _____

Object size, physical size

Drawing notes provide info that either _______ a _____ or specifies information needed to ________ the design and can go anywhere ____ ____ ______

Clarifies, requirement, manufacture, inside the border

There are ____ sets of standards for engineering drawings:

1) _______

2) ______

Two, ASME, ISO

______ communicate incomplete ideas while ______ ______ communicate a complete design

Sketches, technical drawings

There are 3 types of technical drawings mentioned:

1) _____ _____

2) ______ _______

3) _______

Engineering drawing, computer-aided drawing (CAD), blueprints

Only _____ out of _____ possible views of an object are shown in an orthographic projection

Three, six

Tools for creating sketches:

1) _____ _____

2) _____ _____

3) _____ ______

4) _____ _____

5) _____ _____ and ______ ______

Grid paper, erasing shield, HB Pencil, Vinyl eraser, circle template, architectural template

For a pencil, ______ ______ diameter lead is best for regular sketching, while _____ _____ diameter lead can be mixed in for higher accuracy sketching

0.7 mm, 0,5 mm

Traits of lead depend on the _____ or _____ of drawing:

1) Artistic Rendering:

• lead is the _____

• includes ____ _____ leads except _____

2) Regular Manual Drafting:

• Lead is ______

• Includes ____ through _____ leads and ____ lead

3) Extremely accurate manual drafting

• Lead is the ______

• Includes _____ through _____ lead

Softest, all B, HB, middle-soft, HB, 3H, F, hardest, 4H, 9H

There are 3 kinds of paper dimensions:

1) _____ _____

2) _____ _____

3) ______

Standard inches, architectural inches, metric