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Welder
WELDABILITY OF STEEL
Set 7
Set 7
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Q13314
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What is the cause of hair line separation in the bead in arc welding?
A
Fast cooling
B
Slow cooling
C
Long arc length
D
Wrong selection of electrode
Q13315
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What is the name of the steel material which are not weldable?
A
High carbon steel
B
Medium carbon steel
C
Austenitic stainless steel
D
Ferrite and martensitic stainless steel
Q13316
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Which is used to cut thin pipes of smaller sizes?
A
Chisel
B
Hack sawing
C
Pipe cutter
D
Lathe parting tool
Q13317
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What is the base for selecting the nozzle size for gas welding of a pipe?
A
Groove angle
B
Welding position
C
Diameter of pipe
D
Pipe wall thickness
Q13318
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Which type of filler rod shall contain higher percentage of iron?
A
Ferrous
B
Non - ferrous
C
Alloy type of ferrous metals
D
Alloy type of non - ferrous metals
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