WELDABILITY OF STEEL - Quiz

1) What is the current range required for 3.15mm dia MS electrode in arc welding?

40 - 50 A 50 - 60 A 70 - 80 A 100 - 110 A

2) What is the name of last bit of an discarded electrode?

Red end Dead end Stub end Waste end

3) How many groups of mild steel pipes are there?

Two groups Five groups Four groups Three groups

4) How a pipe is specified?

Dia only Length only Outer dia only Outer dia x inner dia x length

5) What should be the bevel angle for edge preparation of 6mm thick pipe welding?

30 Degree - 35 Degree 40 Degree - 45 Degree 60 Degree - 65 Degree 70 Degree - 75 Degree