Dimensioning conventions
Metal Technology · Grade 10 · about 40 minutes
Sizes in millimetres, outside the view, not repeated, with figures on thin dimension lines.
Sign in to read this lesson
Lessons are for learners and teachers with an account. Browsing the curriculum — subjects, strands and what each sub-strand covers — stays open to everyone.
- 7 sections of explanation, worked examples and diagrams
- 1 practice task with hints and worked answers
- A quiz that marks itself as you go
- Your progress kept across every subject you take
Other lessons in this sub-strand
- Scales and conventions
- Thick continuous outlines
- Thin continuous lines
- Dashed hidden edges
- Chain centre lines
- Break lines and arrowheads
- Dimensioning conventions
- Diameter, radius and thickness
- Common drawing abbreviations
- The title block
- What scale means
- Reduction and enlargement
- Constructing a plane scale
- Constructing a diagonal scale
- Why drawing standards matter