WorksheetsLesson 2 pre-test
Total questions: 5
Worksheet time: 3mins
1. Why is cleaning of surface and edges of metal so important?
It provides good appearance of the cut material
It is given in the instruction.
Dirt and other substances are detrimental to weld quality.
It makes it easy to fit-up joint.
1. what tool is used to easily remove metal scales, old paints and rust.
Grinder
Scraper
Chipping hammer
Metal sand paper
Why is an air tight fit-up necessary for Tee-joint preparation?
Dirt or contaminant will not stick
Gas pockets associated with unfit fit-up are avoided.
Rusting of joint is avoided.
None of the above
Beveled joint is considered “critical” in the category of weld. This means that:
Weld joint is necessary for radiography
Weld joint is for visual
Weld joint needs no inspection
All of the above
Root face of beveled joint will not exceed a maximum of
3 mm .
5 mm
2 mm
6 mm
