and Answers 100% Pass
ER70S-X - ✔✔What is the suggested filler metal classification for welding ASTM A131
Grade DH32 steel with GMAW ?
3/16 inch - ✔✔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 -
✔✔How long does welder certification last per AWS D1.1?
5/16 - ✔✔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 - ✔✔How often are visual examinations required
for inspectors under AWS D1.1?
10 hours - ✔✔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
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, Need not to be welded full length or removed unless specified by the engineer -
✔✔Steel backing for welds in statically loaded structures
1/8 inch - ✔✔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
- ✔✔What is the difference between the AWS A5.1 and AWS A5.5 specifications
all of the above - ✔✔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 - ✔✔For
GMAW, which is not considered to be an essential variable for the procedure
qualification
E6010 - ✔✔Which of the following SMAW electrodes is not included in the F2 group?
none, the weld shall merge smoothly with the base metal - ✔✔How much overlap is
allowed on a procedure qualification test coupon?
1/8 inch - ✔✔What is the maximum root opening for welder qualification testing on
CJP tubular butt joints without backing?
32F - ✔✔What is the lowest temperature at which welding can be done without
preheating 1/2 inch thick ASTM A36 carbon steel
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