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CWB WELDING INSPECTOR LEVEL 3 EXAM NEWEST ACTUAL EXAM COMPLETE 200 QUESTIONS AND CORRECT DETAILED ANSWERS (VERIFIED ANSWERS) |ALREADY GRADED A+||BRAND NEW VERSION!! $28.49   Add to cart

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CWB WELDING INSPECTOR LEVEL 3 EXAM NEWEST ACTUAL EXAM COMPLETE 200 QUESTIONS AND CORRECT DETAILED ANSWERS (VERIFIED ANSWERS) |ALREADY GRADED A+||BRAND NEW VERSION!!

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  • CWB WELDING INSPECTOR LEVEL 3

CWB WELDING INSPECTOR LEVEL 3 EXAM NEWEST ACTUAL EXAM COMPLETE 200 QUESTIONS AND CORRECT DETAILED ANSWERS (VERIFIED ANSWERS) |ALREADY GRADED A+||BRAND NEW VERSION!!

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  • October 14, 2024
  • 44
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers
  • cwb welding inspector
  • CWB WELDING INSPECTOR LEVEL 3
  • CWB WELDING INSPECTOR LEVEL 3
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johnkabiru
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CWB WELDING INSPECTOR LEVEL 3
EXAM NEWEST 2024-2025 ACTUAL EXAM
COMPLETE 200 QUESTIONS AND CORRECT
DETAILED ANSWERS (VERIFIED
ANSWERS) |ALREADY GRADED A+||BRAND
NEW VERSION!!

CWB WELDING INSPECTOR LEVEL 3


How is seamless extruded tubes made by? - CORRECT
ANSWER-Die and mandrel technique


What are the 5 categories of Al products? - CORRECT
ANSWER-1. Plate
2. Sheet and coil
3. Rod, bar, and wire
4. Pipe and tubing
5. Extruded shapes


What are the two groups of Al alloys? - CORRECT ANSWER-
Wrought and casting alloys

,2|Page


How is Al alloys designated? - CORRECT ANSWER-by
Aluminum Assiciation's (AA) alloy and temper designation
systems are used


What happens when an Al alloy is pounded with hammer? -
CORRECT ANSWER-Its strength increases (Work hardening or
strain hardening)


What happens when an Al alloy is heated up and then rapidly
cooled ? - CORRECT ANSWER-Its strength increases (Heat
treating)


How are strengthening mechanisms divide Wrought Al Alloys?
- CORRECT ANSWER-1. Non-heat treatable / work hardening
alloys ( 1XXX, 3XXX, 4XXX and 5XXX alloy series)


2. Heat treatable alloys (2XXX, 6XXX, 7XXX)


What is the major alloying element of AA 1XXX alloy series? -
CORRECT ANSWER-99.00 % Al and greater (Pure aluminum
series)


What is the major alloying element of AA 2XXX alloy series? -
CORRECT ANSWER-Copper

,3|Page




What is the major alloying element of AA 3XXX alloy series? -
CORRECT ANSWER-Manganese


What is the major alloying element of AA 4XXX alloy series? -
CORRECT ANSWER-Silicon


What is the major alloying element of AA 5XXX alloy series? -
CORRECT ANSWER-Magnesium


What is the major alloying element of AA 6XXX alloy series? -
CORRECT ANSWER-Magnesium and Silicon


What is the major alloying element of AA 7XXX alloy series? -
CORRECT ANSWER-Zinc


What are the key characteristics of 1XXX series ? - CORRECT
ANSWER-Excellent electrical conductivity and corrosion
resistance


True / False ?

, 4|Page


In the work-hardened state, alloy AA-1350 is excellent for
overhead Al overhead electrical cables - CORRECT ANSWER-
True


What are the characteristics of 2XXX series Al? - CORRECT
ANSWER-1. Heat treatable
2. Contains copper that imparts very high strength and
machinability to the alloys, though with some loss of corrosion
resistance


What is the principle alloying addition for 3XXX series? -
CORRECT ANSWER-Manganese .. it imparts greater strength
to Al while maintaining excellent ductility or foamability


What is the application for AA3304 and AA3014 ? - CORRECT
ANSWER-Best used for beverage cans


Where is AA 4XXX series used for ? - CORRECT ANSWER-
For welding and brazing filler alloys


What is the principle alloying addition for 4XXX series? -
CORRECT ANSWER-Silicon, lowers the melting point of the
alloys making them suitable for brazing

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