CWB WELDING INSPECTOR LEVEL 1 EXAM
NEWEST ACTUAL EXAM COMPLETE 200
QUESTIONS AND CORRECT DETAILED ANSWERS
(VERIFIED ANSWERS) |ALREADY GRADED
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Self shielded flux cored wires are: - ANSWERbetter able to tolerate air currents.
What do the first two digits of a shielded metal arc welding electrode classification
indicate? - ANSWER
How is the arc shielded when using the submerged arc welding process? - ANSWERBy
a blanket of granular flux
Welding power sources are broadly classified as: - ANSWERconstant current and
constant voltage
The FCAW wire electrodes, compared to GMAW wire electrodes, are: - ANSWERmore
expensive.
The submerged arc welding process: - ANSWER
The primary control on a SMAW power source is: - ANSWERcurrent.
The SAW fluxes are: - ANSWERclassified in conjunction with the welding wire forming
an electrode/flux designation.
Electrodes for flux cored arc welding: - ANSWERcan be self shielded or gas shielded.
A wire designated by CSA standard W48 as an E491T-9MJ-H8: - ANSWERresults in a
weld deposit with a maximum of 8 ml of diffusible hydrogen per 100 g of weld metal.
What are the four modes of transfer used in gas metal arc welding? - ANSWERShort
circuit, globular, spray, and pulsed
What are examples of an F3 fast-freeze SMAW electrode? - ANSWEREXX10, EXX11
, The GMAW process uses __________ to shield the molten weld metal from the
atmosphere: - ANSWERan external shielding gas
There are two types of fluxes used for submerged arc welding. These are: -
ANSWERFused and bonded
Each electrode for SMAW must be imprinted with its classification. - ANSWERTrue
The main advantage(s) of using the GTAW process is (are): - ANSWERa high quality
weld deposit and the ability to weld virtually all weldable metals.
Which of the following would NOT result in an increase in deposition rate with the SAW
process? - ANSWERThe use of DCEP
Advantages of using robotic GMAW include - ANSWERhigh productivity, comparatively
easy to feed the wire, and works for sheet metal and thicker materials.
The advantage of pulsed GMAW transfer is: - ANSWERreduced heat input.
The power source used for SMAW is: - ANSWERconstant current.
Which of the following does the welder manipulate when using the SMAW processes? -
ANSWERAmperage setting, speed of travel, arc length, electrode angle.
The SAW fluxes that significantly influence the composition of the weld metal through
slag/metal reactions are called: - ANSWERActive Fluxes
Welding using the GTAW process with direct current electrode negative (DCEN) results
in: - ANSWER30% arc heat at the electrode and 70% arc heat at the work.
The deposition rate for GMAW compared to SMAW is: - ANSWERhigher.
The GMAW process generally uses: - ANSWERa constant voltage power source with a
constant speed wire feeder.
The electrode used in flux cored arc welding is a: - ANSWERtubular wire containing
flux.
Examples of physical properties that influence the GMAW arc are: - ANSWERionizing
potential, thermal conductivity, and specific gravity.
When using the submerged arc process with direct current, which polarity gives better
control over bead shape and deeper penetration? - ANSWERDirect current electrode
Positive (DCEP)
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