REPAIR AND MAINTENANCE - Quiz

1) Which method, surfacing can be done in any position or in any location?

Shielded metal arc welding Tig welding MIG welding Submerged arc welding

2) Which metal surfacing method is ideal for thin layers, which can flow to corner and edges of the job?

TIG welding MIG welding Oxy-acetylene welding Submerged arc welding

3) Which process is suitable and gives independence when there is a shortage of part?

It should temperature It should be hard faced It should be heat treated It should be peened

4) What is the advantage of hard facing ?

To increase the labour cost To increase idle time of plant To decrease mechanical efficiency To increase mechanical operating efficiency

5) Which electrodes are used to resist abrasion for hard facing in MMAW process?

Cast iron Mild steel Aluminium Chromium and tungsten carbide