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CWB WELDING INSPECTOR LEVEL 2
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 2
What alloys can be welded with small amounts of hydrogen gas, despite its propensity to cause hydrogen embrittlement in other alloys - CORRECT ANSWER -austenitic stainless steels
What gas profile is typically used to weld heavy thicknesses of aluminum, magnesium, and copper due to its effect of increased arc voltage - CORRECT ANSWER -50 to 75 percent helium
What are three advantages GMAW has compared to SMAW - CORRECT ANSWER -Higher deposition, wide alloy range, higher productivity
What is the main limitation of GMAW - CORRECT ANSWER - sensitivity to changes in welding parameters 1 / 4
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ISO 14341 B-G 49A3C1S2
What does the 'B' Designate in this welding wire designation? - CORRECT ANSWER -the system is based on tensile strength
ISO 14341 B-G 49A3C1S2
What does the 'G' Designate in this welding wire designation? - CORRECT ANSWER -this wire is used for GMAW
ISO 14341 B-G 49A3C1S2
What does the '49' Designate in this welding wire designation? - CORRECT ANSWER -49MPa is the minimum weld tensile strength
ISO 14341 B-G 49A3C1S2
What does the 'A' Designate in this welding wire designation? - CORRECT ANSWER -it was tested in "as welded" condition
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ISO 14341 B-G 49A3C1S2
What does the '3' Designate in this welding wire designation? - CORRECT ANSWER -the impact test temperature was -30c
ISO 14341 B-G 49A3C1S2
What does the 'C1' Designate in this welding wire designation? - CORRECT ANSWER -the shielding gas was CO2
ISO 14341 B-G 49A3C1S2
What does the 'S2' Designate in this welding wire designation? - CORRECT ANSWER -the chemical composition of the electrode wire
What is a common flaw in root face areas and along groove faces during short circuit transfer? - CORRECT ANSWER - Incomplete fusion
Ho would an increase in arc voltage influence arc characteristics in GMAW - CORRECT ANSWER -increased arc length
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Compared to GMAW what is the main disadvantage of GMAW
- CORRECT ANSWER -Fume generation
What gas mixes does metal core welding almost exclusively use? - CORRECT ANSWER -Argon, C02
What thickness of plate is pre-approved to be groove welded without edge preparation with both metal core and flux core welding? - CORRECT ANSWER -13mm
the following are events that occur in what welding proess?
- Some force is applied before the welding current is switched
- Typically no melting pccurs
- Only parts with interfaces equal in cross sectional area can be
- Higher quality clean joints are required for adequate resistance
on
joined
heating - CORRECT ANSWER -Upset welding
Why are EBW joints required to be extremely precise and partnered with well calibrated beam alignment? - CORRECT ANSWER-The nail head penetration profile can miss the joint seam
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