Page |1
CWI Exam AWS D1.1 Part C Questions and
Correct Answers/ Latest Update / Already
Graded
What is the suggested filler metal classification for welding ASTM
A131 Grade DH32 steel with GMAW ?
Ans: ER70S-X
When fillet welding a 3/8 inch stud in the flat position with an E7018
electrode, what diameter electrode must be used?
Ans: 3/16 inch
How long does welder certification last per AWS D1.1?
Ans: indefinitely, unless not engaged in the process for more
than 6 months at a time
With a single electrode for SAW what is the maximum size single pass
fillet weld that can be deposited in the horizontal welding position
when using a prequalified procedure
Ans: 5/16
All rights reserved © 2025/ 2026 |
, Page |2
How often are visual examinations required for inspectors under AWS
D1.1?
Ans: once every 3 years or less, if necessary
When stress relieving a weldment at a temperature of 150F below the
minimum specified temperature, what is the minimum holding time
per inch of thickness
Ans: 10 hours
Steel backing for welds in statically loaded structures
Ans: Need not to be welded full length or removed unless
specified by the engineer
The maximum weld reinforcement permitted for a welding procedure
qualification on pipe or tubing having a wall thickness of 0.028 inch is:
Ans: 1/8 inch
What is the difference between the AWS A5.1 and AWS A5.5
specifications
Ans: one is for plain carbon steel electrodes and the other one
is for low alloy steel electrodes
All rights reserved © 2025/ 2026 |
CWI Exam AWS D1.1 Part C Questions and
Correct Answers/ Latest Update / Already
Graded
What is the suggested filler metal classification for welding ASTM
A131 Grade DH32 steel with GMAW ?
Ans: ER70S-X
When fillet welding a 3/8 inch stud in the flat position with an E7018
electrode, what diameter electrode must be used?
Ans: 3/16 inch
How long does welder certification last per AWS D1.1?
Ans: indefinitely, unless not engaged in the process for more
than 6 months at a time
With a single electrode for SAW what is the maximum size single pass
fillet weld that can be deposited in the horizontal welding position
when using a prequalified procedure
Ans: 5/16
All rights reserved © 2025/ 2026 |
, Page |2
How often are visual examinations required for inspectors under AWS
D1.1?
Ans: once every 3 years or less, if necessary
When stress relieving a weldment at a temperature of 150F below the
minimum specified temperature, what is the minimum holding time
per inch of thickness
Ans: 10 hours
Steel backing for welds in statically loaded structures
Ans: Need not to be welded full length or removed unless
specified by the engineer
The maximum weld reinforcement permitted for a welding procedure
qualification on pipe or tubing having a wall thickness of 0.028 inch is:
Ans: 1/8 inch
What is the difference between the AWS A5.1 and AWS A5.5
specifications
Ans: one is for plain carbon steel electrodes and the other one
is for low alloy steel electrodes
All rights reserved © 2025/ 2026 |
