Unit 302 Outcome 1 Interpreting Drawings

What characteristics can a drawing contain?

• Colour and weight

• Shape, size, and material

• Features, standards, and specifications

• Manufacturing data, installation requirements, and special processes

What additional features can be shown on a drawing?

• Tool/equipment references, warning notes, and product specifications

• Standards, detailed design, and manufacturing data

• Special processes, equipment requirements, and scale

• Material, finish, and tolerance

Why is scale on a drawing important?

• To represent solid material

• To judge relative size

• To highlight tool/equipment references

• To define product specifications

Name three details found on an information block?

• Projection, tolerance, and drawn by

• Drawing name and number, scale, and material

• Standards, manufacturing data, and finish

• Special processes, equipment requirements, and warning notes

What are the 2 types of orthographic projection?

• 1st angle and 3rd angle projection

• Oblique and isometric projection

• Front and side projection

• Top and bottom projection

What is normally drawn using oblique projection?

• Components with complex shapes

• Components with dominant curves and circles

• Components with straight lines and right angles

• Components with irregular surfaces