American Welding Society- CWI, Welding Inspection Technology Exam Questions With Verified Solutions

American Welding Society- CWI, Welding Inspection Technology Exam Questions With Verified Solutions Which of the following metals cannot be efficiently cut with OFC? - answer1)Stainless steel 2)Cast iron Electrical conductivity of part is the primary requirement for which NDE method? - answerET The melting point of carbon steel is approximately: - answer2780°F Decibel is a term associated with which NDE method? - answerUT Which GMAW metal transfer mode results in the least amount of penetration? - answerShort Circuiting Which of the following gas(es) is commonly used as a shielding gas for GTAW? - answerArgon NDE technicians are certified in accordance with: - answerASNT SNT-TC-1A When a metal is alloyed, how are the atoms of the alloy incorporated into the original metal lattice structure? - answerSubstitutionally or interstitially A wire IQI is used in which NDE method? - answerRT In general, which of the following is not commonly used as a semiautomatic process? - answerSMAW Items to be monitored by VT after welding include: - answer1)Extent of welding 2)Final weld appearance 3)Dimensional accuracy 4)Amount of distortion Crater cracks are most often the result of: - answerImproper Technique The tail of a welding symbol should not be used for: - answerDenoting Groove angle During tempering, as the temperature increases, which of the following are correct? - answerHardness decreases In GMAW, the distance from the end of the contact tube to the arc is: - answerElectrode extension Of the following, which is a type of metal transfer in GMAW? - answer1)Spary 2)Short circuiting 3)Globular 4)Pulsed arc Ultraviolet light may be used with which NDE methods? - answerMT and PT The technique with does not aid in reducing residual stress is: - answerExternal restraint Which of the following may not be detected with VT? - answerLamellar tear Heat treatment conditions can be determined using which of the following? - answerET Which of the following elements are commonly used as alloying elements with tungsten to produce GTAW electrodes? - answerThorium For single bevel-groove weld symbols, the line of the AWS weld symbol running perpendicular to the reference line is always drawn on which side of the weld symbol? - answerOn the left The portion of the grooves face within the joint root is called: - answerRoot face NDE technicians are usually qualified in accordance with the requirements of: - answerASME Section IX Which of the factors listed below has the least amount of effect on the residual stress and distortion that results stress and distortion that results from welding? - answerCoefficient of thermal expansion Capillary action plays a role in which NDE method? - answerPT Which of the following tests would be least effective for judging the soundness of a weld in the as-welded condition? - answerStraight beam UT Arc blow cannot be caused by: - answerWelding with AC Which of the following shielding gases is used for GMAW spray transfer on steel? - answerOxygen-2%, Argon-98% Which discontinuity below will provide the sharpest MT indication? - answerSurface crack In SMAW, an increase in arc length results in: - answerDecreased current; increased voltage