CWI Exam AWS D1.1 Part C Questions
and Answers
ER70S-X ANSWERS What is the suggested filler metal classification for welding
ASTM A131 Grade DH32 steel with GMAW ?
3/16 inch ANSWERS When fillet welding a 3/8 inch stud in the flat position with an
E7018 electrode, what diameter electrode must be used?
indefinitely, unless not engaged in the process for more than 6 months at a time
ANSWERS How long does welder certification last per AWS D1.1?
5/16 ANSWERS 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
once every 3 years or less, if necessary ANSWERS How often are visual
examinations required for inspectors under AWS D1.1?
10 hours ANSWERS 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
Need not to be welded full length or removed unless specified by the engineer
ANSWERS Steel backing for welds in statically loaded structures
1/8 inch ANSWERS The maximum weld reinforcement permitted for a welding
procedure qualification on pipe or tubing having a wall thickness of 0.028 inch is:
one is for plain carbon steel electrodes and the other one is for low alloy steel
electrodes ANSWERS What is the difference between the AWS A5.1 and AWS
A5.5 specifications
all of the above ANSWERS Tack welds incorporated into SAW welds shall also
meet the following
A change of 5% above the mean amperage for each filler metal diameter used
ANSWERS For GMAW, which is not considered to be an essential variable for the
procedure qualification
and Answers
ER70S-X ANSWERS What is the suggested filler metal classification for welding
ASTM A131 Grade DH32 steel with GMAW ?
3/16 inch ANSWERS When fillet welding a 3/8 inch stud in the flat position with an
E7018 electrode, what diameter electrode must be used?
indefinitely, unless not engaged in the process for more than 6 months at a time
ANSWERS How long does welder certification last per AWS D1.1?
5/16 ANSWERS 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
once every 3 years or less, if necessary ANSWERS How often are visual
examinations required for inspectors under AWS D1.1?
10 hours ANSWERS 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
Need not to be welded full length or removed unless specified by the engineer
ANSWERS Steel backing for welds in statically loaded structures
1/8 inch ANSWERS The maximum weld reinforcement permitted for a welding
procedure qualification on pipe or tubing having a wall thickness of 0.028 inch is:
one is for plain carbon steel electrodes and the other one is for low alloy steel
electrodes ANSWERS What is the difference between the AWS A5.1 and AWS
A5.5 specifications
all of the above ANSWERS Tack welds incorporated into SAW welds shall also
meet the following
A change of 5% above the mean amperage for each filler metal diameter used
ANSWERS For GMAW, which is not considered to be an essential variable for the
procedure qualification
