Welding Inspeclion TechnologyChapler 3-Melal Joining and Culling Processes

WELOING INSPECTION TECHNOLOGVWORKBOOKCHAPTER 4WELO JOINT GEOMETRVANO WELOING SVMBOLS4·1Welding Inspeclion TechnologyChapler 4-Weld Jolnl Geomelry and Welding Symbols04·1 Which of the following is not considered a type of joint?a. buttb. Tc. filletd. comere. edge04-2 The term for the type of joint formed when the lWO pieces 10 be joined lie in parallel planes andtheir edges overlap is:a. comerb. Tc. edged. lape. butt04-3 The term for that portion of a single bevel butt joint where the lwo pieces to be joined comec10sest together is:a. radiusb. joint rootc. bevel angled. groove anglee. none of the aboye04-4 In a single V-groove weld, the term for the sloped surfaces against which the weld metal ISapplied is:a. root faceb. rootc. groove faces

d. groove anglee. bevel angle04-5 The term for the type of weld produced by filling an elongated hole in an overlapping memberattaching it to the member beneath is:a. plug weldb. spot weldc. seam weldd. slol welde. none of the above04-6 The term for the type of weld configuration formed when the length of a round bar is placedparallel against a flat surface is:a. double-flare-bevel-grooveb. single-flare-V groovec. edge flanged. comer flangee. none of the aboye4-2Welding Inspection TechnologyChapter 4-Weld Joint Geometry and Welding Symbols04-7 The term for the type of weld haYing a generally triangular cross section and which is applied toeither a T, comer, or lap joint is:a. fiange weldb. fiare weldc. fillet weldd. slot welde. spot weld04-8 The term for the type of weld used to build up thinned surfaces, proyide a layer of corros ionprotection, or proyide a layer of abrasion resistant material, is:a. edge weldb. fiare weldc. fiange weldd. slot welde. surfacing weld04·9 The term for the type of weld applied to the opposite side of a joint before a single Y-grooyeweld is completed on the near side of a joint is:

a. melt-through weldb. backing weldc. back weldd. root welde. none of the aboye04-10 In a completed grooye weld, the term for the surface of the weld on the side from which thewelding was done is:a. crownb. weld reinforcementc. weld faced. roote. cap pass04-11 In a completed weld, the term for the junction between the weld face and the base metal is:a. rootb. weld edgec. weld reinforcementd. lege. toe04-12 The term for the height ofthe weld face aboye the base metal in a grooye weld is:a. crownb. buildupc. faced. weld reinforcemente. none of the aboye4·3Welding Inspection TechnologyChapter 4-Weld Joint Geometry and Welding Symbols04-13 In a fillet weld, the leg and size are the same 1'01' what type 01' configuration?a. effective throatb. concave weldc. convex weldd. unequal leg fillete. oversize weld04·14 When looking at the cross section 01' a completed groove weld, the difference between the fusionface and the weld interface is called the:

a. depth 01' fusionb. depth 01' penetrationc. root penetrationd. joint penetratione. effective throat04-15 For a concave fillet weld, which throat dimensions are the same?a. theoretical and effectiveb. effective and actualc. theoretical and actuald. all 01' the abovee. none 01' the aboye04-16 In a partial penetration single V-groove weld, the term 1'01' the dimension measured from thejoint root to where the weld penetration stops is:a. joint penetrationb. effective throatc. root penetrationd. depth 01' fllsione. weld interface04-17 The size 01' a spot weld is determined by its:a. depth 01' fusionb. diameter 01' weld at point 01' contactc. depth 01' penetrationd. thicknesse. none 01' the aboye04·18 The primary element 01' any welding symbol is referred to as the:a. tailb. arrowc. reference lined. arrow sidee. weld symbol4-4Welding Inspection TechnologyChapter 4-Weld Joint Geometry and Welding Symbols04-19 ¡nformation appearing aboye the reference line refers to the:a. near sideb. arrow sidec. far sided. other side

e. none of the aboye04-20 The graphic description of the type of weld is called the:a. tailb. welding symbolc. weld symbold. arrowe. none of the aboye04·21 Which of the symbols below describes the weld shown?a. b.c. d.e. none of the aboye04-22 When a weld symbol is centered on the reference line, this indicates:a. that the welder can put the weld on either sideb. that there is no side significancec. that the designer doesn't know where the weld should god. that the welder should weld in whateyer position the weld is ine. none of the aboye4-5Welding Inspeclion TechnologyChapler 4-Weld Joinl Geometry and Welding Symbols04-23 The symbol below depicts what type ofjoint?7Ca. fiare V-grooveb. fiare bevel groovec. edge flanged. comer flangee. none of the aboye04·24 In /he welding symbol below, the 1/8 dimension refers to what?a. groove angleb. root facec. depth of preparationd. weld sizee. root opening04-25 In the welding symbol below, the 3/4 dimension refers to what?a. weld sizeb. effective throatc. depth of beveld. root openinge. none of the above

04-26 If applied to a 1 in thick weld joint, the welding symbol below describes what type of weld?5/16 (1/2)5/16(1/2)a. fulI penetration double bevel-groove weldb. fulI penetration double V-groove weldc. partial penetration double bevel-groove weldd. partial penetration double V-groove welde. none of /he aboye4·6Welding Inspection TechnologyChapter 4-Weld Joint Geometry and Welding Symbols04-27 A triangular-shaped weld symbol represents whal type of weld?a. beyel grooyeb. flare grooyec. flange grooved. V-grooyee. fillet weld04-28 The symbol below describes what lype of weld?2-42-4a. staggered intermiltenl fillel weldb. chain inlermitlent fillel weldc. segmented fillet weldd. inlermitlent fillet welde. none of lhe-aboye04-29 The firsl dimension appearing lo the immediate right of the weld symbol generally refers lo lhe:a. weld reinforcemenlb. root openingc. pilch distanced. weld lenglhe. none of the aboye04·30 In the case of a plug or slot weld, a dimension placed wilhin the weld symbol would indicate?a. depth of fillingb. slot weld widlhc. plug weld diameterd. angle of countersinke. none of the aboye

04-31 The required spot weld size parameler can be shown as:a. a dimension !O lhe right of lhe symbol.b. a dimension of lhe required nuggel diameterc. a yalue for lhe required shear slrenglh per spold. a or b aboyee. b or c aboye04-32 A number appearing lo the right of the spot weld symbol refers to:a. spot weld sizeb. spot weld lengthc. number of spots requiredd. pitch distance between adjacent spotse. none of the aboye4-7Welding Inspeclion TechnologyChapler 4-Weld Joinl Geomelry and Welding Symbols04-33 What elements are required in a welding symbol?a. reference lineb. weld symbolc. alTOWd. all of the aboyee. a and c aboye04-34 In the welding symbol below, the supplementary symbol shown on the other side locationrepresents:a. back weldb. backing weldc. melt-through of weld from arrow sided. a and b aboyee. b and c aboye04·35 The welding symbol below shows the use of what type of completed weld?a. single beyel-grooye weld with backing weldb. single beyel-grooye weld with back weldc. single V-grooye weld with backing weldd. single V-grooye weld with back welde. none of the aboye04-36 The symbol below shows what type of joint configuration?//a. square groove

b. skewed grooyec. sloped grooyed. scarfe. none of the aboye4-8Welding Inspection TechnologyChapter 4-Weld Joint Geometry and Welding Symbols04-37 The part of the welding symbol which can be used to conyey any additional information thatcannot be shown otherwise is referred to as:a. the weld symbolb. the arrowc. the referenee lined. the taile. none of the aboye04·38 The welding symbol below shows what type of weld?GMAWa. gas metal are spot weldb. resistanee spot weldc. gas metal arc seam weldd. resistance seam welde. gas metal arc slot weld04-39 A number in parentheses just aboye/below the weld symbol in a welding symbol for slot weldsdescribes:a. the length of weldb. the type of weldinge. the number of welds requiredd. the type of eleetrode to usee. none of the aboye04-40 A number not in parenthesis to the left of the grooye weld symbol in a welding symbol refers tothe:a. depth of beyelb. the length of welde. the weld quality standardd. the weld proeedure to usee. none of the aboye4·9Welding Inspeclion Technology

Chapler 4-Weld Joinl Geomelry and Welding SymbolsConsider the welding symbols below for questions Q4-41 through Q4-44.114 (3/8)3)°.25 1 3/8 ~ 25/16 (7/16)5112 4-61/483/1671.2504-41 Which of the symbols aboye represents an intermittent fillet weld?a. 1b. 8c. 6d. 4e. 504-42 Which of the symbols aboye represents a grooye weld with melt-through?a. 2b. 3c. 6d. 7e. none of the aboye04-43 Which of the symbols aboye represents a plug weld not completely filled?a. Ib. 3c. 5d. 7e. 904-44 Which of the symbols aboye represents a grooye weld with backing weld or back weld?a. 1b. 2c. 6

d. 7e. 94·10Welding Inspection TechnologyChapter 4-Weld Joint Geometry and Welding SymbolsAN5WER KEY-CHAPTER 404-1 e (pg.4-3)04-2 d (pg.4-3)04-3 b (pg.4-13)04-4 e (pg.4-14)04-5 d (pg.4-20)04-6 a (pg. 4-17)04-7 e (pg. 4-19)04-8 e (pg.4-22)04-9 b (pg.4-22)04-10 e (pg.4-23)04-11 e (pg. 4-23)04-12 d (pg. 4-23)04-13 e (pg.4-25)04-14 a (pg.4-24)04-15 b (pg.4-25)04-16 e (pg.4-24)04-17 b (pg.4-53)04-18 e (pg.4-30)04-19 d (pg.4-30)04-20 e (pg. 4-28, 4-29)04-21 b (pg. 4-31, Figure 4.40, pg. 4-33, Figure 4.47)04-22 b (pg.4-53)04-23 a (pg. 4-32, Figure 4.44)04-24 e (pg.4-74)04-25 e (pg. 4-67, Figure 4.89)04·26 a (pg.4-67)04-27 e (pg. 4-32)04-28 b (pg.4-43)04·29 d (pg.4-30)04-30 a (pg.4-49)04-31 e (pg. 4-54, Figure 4.76)04-32 d (pg.4-55)04-33 e (pg.4-29)04-34 e (pg. 4-35)

04-35 e (pg.4-77)04-36 d (pg.4-29)04·37 d (pg. 4-32, Figure 4.43)04·38 e (pg. 4-32, Figure 4.44)04-39 e (pg.4-30)04-40 a (pg. 4-30, Figure 4.37)04-41 e (pg.4-43)04-42 e (pg.4-35)04-43 b (pg. 4-44, Figure 4.65)04·44 a (pg.4-77)4·11

WELOING INSPECTION TECHNOLOGYWORKBOOKCHAPTER 5OOCUMENTS GOVERNING WELOINGINSPECTION ANO QUALIFICATION5·1Welding Inspection TechnologyChapter 5-Documents Governing Welding Inspection and Qualification05-1 Which of the following do not contain job quality requirements?a. codesb. drawingsc. specificationsd. textbookse. standards05·2 Of the following, which may be considered mandatory?a. codesb. specificationsc. standardsd. all of the aboyee. none of the aboye05·3 The job documents that best describe the size and configuration of a weldment are:a. codesb. standardsc. specificationsd. drawingse. none of the aboye

05·4 The type of document that has legal status by definition is:a. codeb. standardc. specificationd. both a and b aboyee. all of!he aboye05-5 The type of document that describes !he requirements for a particular material or component isreferred to as:a. codeb. standardc. specificationd. a and b aboyee. b and c aboye05-6 Something set up and established by authority as a rule to measure quantity, quality, value, orweight is a:a. specificationb. standardc. coded. drawinge. none of the aboye5-2Welding Inspeclion TechnologyChapler 5-Documenls Governing Welding Inspeclion and QualificalionOS-7 Of the following types of documents, which haye general acceptance in the welding industry?a. contractsb. standardsc. specificationsd. drawingse. all of the aboyeOS-8 The code that coyers the welding of steel structures is:a. ASME Section IXb. ASMEB31.1c. API 1104d. AWS DI. 1e. ASME B3 1.3

OS-9 The code that coyers the design of metallic unfired pressure yessels is:a. ASME Section XIb. ASME Section VIIIc. ASME Section Xd. API 1104e. AWS DI. IOS-10 The series of specifications coyering the requirements for welding electrodes is designated:a. AWS DI.Xb. AWSDI4.xc. AWSA5.I-A5.31d. ASTM A53e. ASTM A 36OS-11 Which of the following methods for controlling materials in a fabrication shop io most suitablefor automation?a. color codingb. alphanumeric codingc. heat number transferd. bar codinge. segregation by alloyOS-12 Which Section of the ASME Code covers qual ification of welders?a. Section Vb. Section XIc. Section IIId. Section VIIIe. Section IX5-3Welding Inspection TechnologyChapter 5-Documents Governing Welding Inspectlon and Qualification05-13 Tolerances are required on drawings to:a. guide the inspector on permissible size variationsb. show the total amount of variation permitted from the design sizec. both a and b aboyed. none of the aboye05-14 Tolerances can be expressed:a. as a variation between limits

b. as plus or minus dimensionc. as a design size with either a plus or a minusd. all of the aboyee. none of the aboye05-15 Drawing notes can be c1assified as:a. generalb. localc. specificationsd. all of the abovee. none of the aboye05·16 Hold points refer to:a. the points for Iifting an objectb. a del ay in fabrication to permit inspectionc. a shutdown al the end of the dayd. none of the aboye05-17 The welding inspector is not responsible for checking to make sure all welding and testingpersonnel haye adequate certifications.a. trueb. false05·18 The American Welding Society has deyeloped how many welding codes?a. oneb. twoc. threed. sixe. nine05-19 When inspecting unfired pressure yessels to lhe ASME Code, the inspector will usually useseveral different Sections.a. trueb. false5-4Welding Inspection TechnologyChapter 5-Documents Governing Welding Inspection and Qualification05-20 In what Section of the ASME Code are the filler materials found?a. Section 11Ib. Section n, Part Cc. Section 11, Part D

d. Section IXe. none of the aboye05-21 Standards are never considered mandatory.a. trueb. false05-22 Base metaIs used in fabrication can be bought to conform to which of the following?a. ASTM standardsb. ASME Code, Section n, Parts A and Bc. it is not required 10 specify base metalsd. a and b aboyee. none of the aboye05-23 The AWS Specifications designated as ASXX refer to:a. filler metalsb. rules for bridgesc. cross country pipelinesd. pressure yessel fabricatione. none of the aboye05-24 An effectiye materials control system will:a. be as simple as possibleb. contain checks and balancesc. not be necessary unless the fabrication is for nuclear workd. be based on "first in-first out"e. a and b aboye05-25 UNS refers to:a. United Nondestructiye Societyb. United National Standardsc. Unified National Systemd. Unified Numbering Systeme. none of the aboye05·26 Who is normally responsible for the qualification of welding procedures and welders?a. welderb. architectc. welder's employerd. engineere. Code body5·5Welding Inspeclion Technology

Chapler 5-Documenls Governing Welding InspeCllon and Qualificalion05·27 Which of the following processes is not considered prequalified in accordance with AWS DI.I?a. shielded metal arcb. submerged arcc. short-circuiting transfer gas metal arcd. spray transfer gas metal arce. flux cored arc05·28 Of the following types of test specimens, which is used by API and not ASME for procedure andwelder qualification testing?a. face bendb. root bendc. side bendd. nick breake. tensile05-29 What is the pipe welding position where the pipe remains fixed with its axis horizontal, so thewelder must weld around the joint?a. IGb. 2Gc. 5Gd. 6Ge. 6GR05-30 What is the pipe welding position where the axis of the pipe lies fixed at a 45° angle?a. IGb. 2Gc. 5Gd. 6Ge. none of the aboye05-31 What is the pipe position test for welders who are trying to qualify to weld T-, K-, and Yconnections?a. IGb. 2Gc. 5Gd. 6Ge. 6GR

05-32 If a welder qualifies to weld with an E60 IOelectrode, which is an F3 group electrode, in AWS01.1 and ASME Section IX they are also qualified to weld with all of the following exceptoa. E601 lb. E6012c. E7018d. E7024e. E60135-6Welding Inspection TechnologyChapter 5-Documents Governing Welding Inspection and Qualification05-33 With relation to procedure and welder qualification, which of the following can be an importanttask for the welding inspector?a. watching the welding qualification testb. identifying samplesc. cutting and testing specimensd. monitoring production welding to ensure the correct variables are used.e. all of the above05-34 For most codes, if a welder continues to use a particular process and procedure, how long doesthe welder's qualification remain in effect?a. indefinitelyb. 6 monthsc. 1 yeard. 3 yearse. until the welder produces a rejectable weld6-7·..,Welding Inspeclion TechnologyChapler 5-Documenls Governing Welding Inspectlon and OualificalionANSWER KEY-CHAPTER sOS-1 d (pg.5-2)OS-2 d (pg. 5-5, 5-7)OS-3 d (pg.5-2)OS-4 a (pg.5-5)

OS·S e (pg. 5-6, 5-7)OS-6 b (pg.5-6)OS-7 e (pg.5-2)OS-8 d (pg.5-5)OS-9 b (pg. 5-6)OS-10 e (pg.5-7)OS-11 d (pg.5-13)OS-12 e (pg.5-6)OS-13 e (pg. 5-2, 5-3)OS-14 d (pg. 5-2, 5-3)OS-15 d (pg.5-3)OS-16 b (pg.5-4)OS-17 b (pg. 5-5)05-18 e (pg. 5-5)05-19 a (pg. 5-6)05-20 b (pg.5-6)05-21 b (pg.5-6)05-22 d (pg. 5-6, 5-7)05-23 a (pg.5-7)05-24 e (pg.5-13)05-2S d (pg.5-14)05-26 e (pg.5-16)05-27 e (pg.5-17)OS-28 d (pg.5-22)05-29 e (pg.5-28)OS-30 d (pg.5-28)05-31 e (pg. 5-28, 5-33)05-32 e (pg.5-33)OS-33 e (pg. 5-19, 5-37)OS-34 a (pg. 5-33, 5-37)6-8WELOING INSPECTION TECHNOLOGYWORKBOOKCHAPTER 6METAL PROPERTIES ANOOESTRUCTIVE TESTING6-1Welding Inspeclion TechnologyChapler 6-Melal Properlies and Deslrucliye Testlng

For conversion Factors, refer to "Welding Usage Conversion Chart" on page 10-9 of theworkbook and for Formulae refer to page 1g-S.06-1 The prope1'ty of metal s that describes their resistance to indentation is called:a. strengthb. toughnessc. ha1'dnessd. ductilitye. none of the aboye06·2 The property of metals that describes their ability to carry a load is:a. strengthb. toughnessc. hardnessd. ductilitye. none of the aboye06·3 Generally, as strength increases fo1' carbon steels, the ductility:a. increasesb. stays the samec. decreasesd. is not related to st1'engthe. none of the aboye06-4 The property that describes the ability of a metal to deform when stressed is:a. strengthb. toughnessc. hardnessd. ductilitye. none of the aboye06-5 The type of srrength related to a metal's behayior when the load is applied in a cyclic manner is:a. tensileb. compresslyec. to1'sionald. impacte. fatigue06-6 The yield strength of a material is determined by:a. impact testingb. tensile testing

c. hardness testingd. the offset methode. b and d aboye6-2Welding Inspection TechnologyChapter 6-Metal Properties and Destructive TestingOS-7 Which metal properties are directly related?a. conductivity and strengthb. strength and ductilityc. strength and hardnessd. ductility and toughnesse. c and d aboyeOS-8 The ability of a metal to absorb energy is called:a. slrengthb. ductilityc. hardnessd. toughnesse. none of the aboveOS-9 The metal property affected by the surface condition of the sample is:a. tensile strengthb. UTSc. hardnessd. fatigue strengthe. all of the aboveOS-10 Which alloying element is generally considered to have the most pronounced effect on theproperties and performance of carbon steel?a. aluminumb. carbonc. manganesed. chromiume. none of the aboyeOS·11 Whic alloying element is commonly added to steel to improve its corros ion resistance?a. carbonb. aluminumc. silicond. chromiume. none of lhe aboye

OS-12 Hydrogen in lhe molten weld metal can cause:a. undercutb. overlapc. crackingd. porositye. c and d aboye6-3Welding Inspeclion TechnologyChapler 6-Melal Properlies and Deslrucliye Tesling06-13 Which property cannot be determined from a tensile test?a. ultimate tensile strengthb. percent elongationc. percent reduction of aread. impact strengthe. yield strength06-14 A metal' s ductility can be expressed as:a. percent elongationb. percent reduction of areac. proportional Iimitd. a and b aboyee. b and c aboye06-15 A tensile specimen haying a cross sectional area of 0.25 sq in breaks at a load of 15250 lbs.What is its tensile strength? (Tensile Strength = LoadJArea)a. 3813 psib. 61000 psic. 6100 psid. 58500 psie. none of the aboye06-16 The point at which a metal's behayior changes from elastic to plastic (onset of permanentdeformation) is referred to as:a. yield strengthb. ultimate tensile strengthc. modulus of elasticityd. Young's moduluse. none of the aboye06·17 What is the percent elongation of a specimen whose original gage length was 2 in and final gagelength was 2.5 in?

a. 30%b. 25%c. 50%d. 40%e. none of the aboye06-18 The family of hardness tests that uses both a minar and majar load is called:a. Brinellb. Vickersc. Rockwelld. Knoope. none of the aboye6-4Welding Inspeclion TechnologyGhapler 6-Melal Properties and Deslrucliye Tesling06-19 Which of the following tests are referred to as microhardness tests?a. Rockwellb. Vickersc. Knoopd. a and b aboyee. b and c aboye06·20 What type of test uses a weighted pendulum which strikes a notched test specimen?a. Brinell testb. fatigue testc. tensile testd. microhardness teste. Charpy impact test06-21 Endurance Iimit is an express ion used for what type of testing?a. fatigueb. hardnessc. soundnessd. tensione. none of the aboye06·22 The metal property that relates to a metal's deforming without failing is called:a. tensile strengthb. ductilityc. hardness

d. toughnesse. none of the aboye06-23 Which test is not considered a soundness test?a. hardnessb. face bendc. fillet breakd. root bende. nick break06-24 The type of testing used to eyaluate the type of microstructure present in a metal is called:a. tensileb. hardnessc. toughnessd. metallographice. none of the aboye6-5Welding Inspeclion TechnologyChapler 6-Melal Properties and Deslrucliye Testing06·25 Which of the following tests can be used to judge the soundness of a weld?a. nick breakb. side bendc. face bendd. fillet breake. al I of the aboye06-26 Which of the following tests will generally be used to determine the behayior of a metal at aspecific temperature?a. guided-bend testb. root-bend testc. Charpy impact testd. transyerse fillet weld shear teste. all of the aboye06-27 With respect to the rolling direction of steel plate manufacture, which statement is true?a. The strength is highest in the 'Z' direction.b. The strength is lowest in the 'X' direction.c. The strength is highest in the 'X' direction.d. The strength is highest in the 'Y' direction.e. The strength is lowest in the 'Y' direction

06-28 The fillet weld break test is used to eyaluate the:a. quality of the fractured weldb. ductility of the weld metalc. impact strength of the weldd. tensile strength of the base metale. none of the aboye06-29 The welding inspector is not concerned with the mechanical and chemical properties of metals.a. trueb. false06·30 For plain carbon steels, their approximate tensile strength can be estimated by multiplying theirBHN by:a. 400b. 300c. 100d. 200e. 50006·31 Notch toughness and impact strength are not synonymous.a. trueb. false6-6Welding Inspeclion TechnologyChapler 6-Melal Properlies and Deslruclive Tesling06-32 Phosphorus and sulfur are added to carbon steel to improye:a. ductilityb. toughnessc. weldabilityd. impact strengthe. none of the aboye06·33 To improye the low temperature properties of carbon steels, lhe most likely aIloy addition would be:a. manganeseb. carbonc. nickeld. chromiume. none of the aboye06-34 Hydrogen, oxygen, and nitrogen can all cause embrittlement in carbon steels.a. true

b. false06·35 Gage marks on a tensile specimen are:a. scratches caused by improper handlingb. marks caused by using a gage to measure sample areac. spaced a set distance apartd. used for calculating percent elongatione. c and d aboye06-36 The 'offset method' is used for determining which property?a. yield strengthb. tensile strengthc. hardnessd. fatigue strengthe. impact strength06-37 Surface preparation is not an important step in destructiye testing.a. trueb. false06·38 The Brinell hardness test is always a destructiye test.a. trueb. false06-39 In Charpy testing, the test temperature is:a. not importantb. yery importantc. not consideredd. neyer reportede. none of the aboye6·7Welding Inspeclion TechnologyChapler 6-Melal Properties and Deslrucliye Tesling06-40 In Charpy testing, the test data can be reported as:a. foot pounds energy absorbedb. lateral expansionc. percentsheard. all of the aboyee. offset data06-41 The objectiye of the guided bend test is 10 break the sample.a. trueb. false6-8Welding Inspection Technology

Chapter 6-Metal Properties and Destructive TestingANSWER KEY-CHAPTER 606-1 e (pg.6-1O)06-2 a (pg.6-3)06-3 e (pg.6-4)06-4 d (pg. 6-9)06-5 e (pg. 6-18, 6-19)06-6 e (pg. 6-7, 6-8)06-7 e (pg. 6-11, 6-16, pg. 6-17)06·8 d (pg. 6-16)06·9 e (pg. 6-5, 6-10, 6-18)06-10 b (pg.6-25)06-11 d (pg.6-26)06-12 e (pg.6-26)06-13 d (pg. 6-5)06-14 d (pg. 6-9)06·15 b (pg. 6-6)06-16 a (pg. 6-7)06·17 b (pg.6-9)06-18 e (pg.6-12)06-19 e (pg.6-16)06-20 e (pg.6-18)06-21 a (pg. 6-18, 6-19)06-22 b (pg.6-9)06·23 a (pg. 6-10)06-24 d (pg.6-28)06-25 e (pg.6-20-ó-23)06-26 e (pg. 6-18, 6-19, Figure 6.19)06-27 e (pg. 6-10)06-28 a (pg. 6-22, 6-23)06-29 b (pg.6-2)06-30 e (pg. 6-11)06·31 b (pg. 6-16, 6-17)06·32 e (pg. 6-25, 6-26)06-33 e (pg.6-26)06-34 a (pg.6-26)06-35 e (pg. 6-8, 6-9)06-36 a (pg.6-8)06-37 b (pg. 6-10, 6-11)06-38 b

06-39 b (pg.6-17)06-40 d (pg.6-18)06·41 b (pg.6-20-ó-22)6-9

WELDING INSPECTION TECHNOLOGVWORKBOOKCHAPTER 7METRIC PRACTICE FORWELDING INSPECTION7-1Welding Inspection TechnologyChapter 7-Metric Practice lor Welding InspectionFor conversion Factors, refer to "Welding Usage Conversion Chart" on page 10-9 of theworkbook and for Formulae refer to page 10-8.07-1 A 50.0 lb can of welding electrodes weighs how many kg?a. 227 kgb. 25 kgc. 22.7 kgd. 23000 kge. none of the aboye07-2 A weldjoint is measured and found to be 345 mm long. How long is thatjoint in terms of in?a. 135 in.b. 13.58 inc. 8760 ind. 876 ine. 13.0 in07-3 What is the wire feed speed that is measured to be 175 inlmin?a. 0.070 mIsb. 74.0 mm/sc. 704 mm/sd. 70 mm/se. 75 mm/s07-4 Which of the following are the proper base unit(s) for linear measurement in the U.S. system?a. yardb. inchc. foot

d. milee. all of the aboye07-5 What is the base unit (according to AWS) for measuring mass in the SI system?a. meterb. kilogramc. megapascald. litere. none of the aboye07-6 A gas f10w rate of 30 cfh is what in I!min?a. lA I!minb. 141!minc. 140 I!mind. 641!mine. 6401/min7-2Welding Inspeclion TechnologyChapler 7-Melric Praclice for Welding InspeclionANSWER KEY-CHAPTER 7 (Sorne Solutions Provided)07·107·207·307·407-507-6cbbebb(pg. 7-6, Table 7.4)lbs to kg conversion factor is 0.4540.454 x 50 =22.7(pg. 7-6, Table 7.4)mm to in conversion factor is 3.937 x 102345 x 3.937 x 102 = 1358.265 x 102 in on calculator = 13.58(pg. 7-6, Table 7.4)in/minute to mm/s conversion factor is 0.423175 x 0.423 = 74.025 mm/s on calculator

(pg. 7-6, Table 7.4)(pg.7-2)(pg.7-6)cfu to l/min conversion factor is 4.719 x 10-130 x 4.719 X 10-1 = 14.1577-3

WELDING INSPECTION TECHNOLOGVWORKBOOKCHAPTER 8WELDING METALLURGV FORTHE WELDING INSPECTOR8-1Welding Inspection TechnologyChapter 8-Welding Metallurgy lor the Welding Inspector08-1 As a metal is heated:a. cnergy is added to the structureb. the atoms move further apartc. the atoms vibrate more vigorouslyd. the metal expandse. all of the aboye08·2 The state of maller which exhibits the least amount of energy is:a. sol idb. ¡iquidc. gasd. quasi-liquide. none of the aboye08-3 A problem occurring in weldments caused by the non-uniform heating produced by the weldingoperation is:a. porosityb. incomplete fusionc. distortiond. slag inclusionse. none of the aboye08-4 Which of the following is not a method used to eliminate or reduce residual stresses?a. vibratory stress reliefb. external restraintc. thermal stress relief

d. peeninge. annealing08-5 The type of alloying in which the alloy atoms are located in the spaces between the atoms of theparent metal is referred to as:a. atomic alloyingb. substitutional alloyingc. space alloyingd. interstitial alloyinge. none of the aboye08-6 Rapid quenching of steel from the austenitic range results in a hard, brillle structure known as:a. pearliteb. carbidec. cementited. ironitee. martensite8-2Welding Inspection TechnologyChapter 8-Welding Metallurgy for the Welding InspectorOS-7 Very slow cooling of steel may result in the production of a soft, ductile microstructure whichhas a lamellar appearance when viewed under high magnification. This structure is referred toas:a. martensiteb. pearlitec. bainited. ferritee. cernen titeas-s When rapid cooling produces a martensitic structure, what sub-critical heat treatment may beapplied to improve the ductility of the steel?a. quenchingb. temperingc. annealingd. normalizinge. none of the aboyeOS-9 It is determined that a welding procedure is creating an excessive heat input. Which of the

changes listed below would result in a reduction of the heat input?a. decrease currentb. decrease voltagec. increase travel speedd. change from weave to stringer bead techniquee. all of the aboveOS·10 The use of preheat will tend to:a. result in a wider heat-affected zoneb. produce lower heat-affected zone hardnessc. slow down the cooling rated. reduce the tendency to produce martensite in the heat-affected zonee. all of the aboveOS·11 Which of the following changes will warrant an addition or increase in the required preheat?a. decreased carbon equivalentb. increased carbon equivalentc. increased base metal thicknessd. a and c aboyee. b and c aboveOS-12 What heat treatment is characterized by holding the part at the austenitizing temperature forsorne time and then slow cooling in the fumace?a. normalizingb. quenchingc. annealingd. temperinge. stress rel ief8-3Welding Inspection TechnologyChapter 8-Welding Metallurgy for the Welding Inspector08-13 What heat treatment is characterized by holding the part at the austenitizing temperature forsome time and then cooling in stilI air?a. normalizingb. quenchingc. anneal ingd. temperinge. stress relief08-14 Steel heated aboye the lower transformation temperature (A 1) wilI change metalIurgical structure.

This temperature is:a. 1333°Fb. 933°Fc. I560°Fd. 3600°Ce. none of the aboye08-15 Atoms in the solid (frozen) state:a. have a specific "home" positionb. have no distinct structurec. are essentialIy fixed in a definite structured positiond. a and c aboyee. none of the above08-16 What is the heat input for a molten weld pool at 5 ipm travel speed, 25 volts, and 100 amperes?(Refer to page 10-8 for Formula)a. 300 J/inb. 300 000 J/inc. 30000 J/ind. 3.633 J/ine. none of the above08-17 One way that atoms are added to a pure metal to form an alIoy is:a. peeningb. substitutionalIyc. automaticalIyd. solidificatione. sensitizing08-18 The process where carbon is added to the surface of a steel to harden it is:a. decarburizationb. pack carburizi ngc. precipitation hardeningd. quenchinge. none of the aboye8-4Welding Inspection TechnologyChapter 8-Welding Metallurgy for the Welding Inspector08·19 Steel exists in which of the following crystal structures?a. HC?b. FCC

c. BCCd. all of the aboyee. BCT08-20 Which of the following usually follows quenching?a. temperingb. stress relievingc. normalizingd. annealinge. none of the aboye08·21 Which of the following can be accomplished using either thermal or mechanical techniques?a. annealingb. temperingc. quenchingd. stress relievinge. none of the above08-22 Which of the following results in the softest condition for carbon steePa. annealingb. quenchingc. stress relievingd. temperinge. normalizing08-23 For a steel having a chemical composition of: 0.16% carbon, 0.84% manganese, 0.09% nickel,0.25% chromium, 0.052% copper, and 0.40% molybdenum, what is its Carbon Equivalent?CEa. 0.23b. 0.34c. 0.37d. 0.41e. 0.4608-24 Stainless steels are defined as having at least what percent chromium?a. 7%b. 12%c. 15%d. 20%e. 30%

8·5Welding Inspeclion TechnologyChapter 8-Welding Metallurgy for Ihe Welding Inspector08·25 Sensitization, or carbide precipitation, of austenitic stainless steels can be reduced by which ofthe fol!owing methods?a. solution annealing, water quenchingb. using stabilized grades containing litanium or niobium (columbium)c. using the low carbon grades of stainless steelsd. al! of the aboyee. using high carbon stainless steels08·26 Metals must be mol ten for diffusion 10 occur.a. trueb. false08·27 Hydrogen can diffuse into a solid melal at room temperature.a. trueb. false08-28 Metals can diffuse into each other when both are in the solid formoa. trueb. false08·29 The process whereby nitrogen diffuses into the surface of carbon steel is:a. sensitizationb. nitrogen remoyalc. carburizingd. nitridinge. none of the aboye08·30 Welding metal!urgy is concerned with the changes in the metal s during welding.a. trueb. false8-6ANSWER KEV-CHAPTER 808-1 e (pg. 8-2, 8-3)08-2 a (pg.8-3)08·3 e (pg. 8-13)08·4 b (pg.8-14)08·5 d (pg. 8-5)08·6 e (pg.8-8)

08·7 b (pg.8-7)08-8 b (pg.8-9)08-9 e (pg. 8-9, 8-10)08-10 e (pg. 8-10)08·11 e (pg. 8-12)08·12 e (pg. 8-13)08·13 a (pg. 8-13)08·14 a (pg.8-6)08·15 d (pg.8-3)08·16 e (pg. 8-9)08·17 b (pg. 8-6)08·18 b (pg. 8-16)08·19 d (pg. 8-4)08·20 a (pg. 8-9)08·21 d (pg. 8-13, 8-14)08·22 a (pg. 8-13)08·23 e (pg. 8-12)08·24 b (pg. 8-16)08·25 d (pg. 8-16, 8-17)08·26 b (pg. 8-15)08·27 a (pg.8-15)08-28 a (pg. 8-15)08·29 d (pg.8-16)08·30 a (pg.8-2)Welding Inspection TechnologyChapter 8-Welding Metallurgy tor the Welding Inspector8-7

WELDING INSPECTION TECHNOLOGYWORKBOOKCHAPTER 9WELD AND BASE METALDISCONTINUITIESWelding Inspeclion TechnologyChapler 9-Weld and Base Melal Disconlinuilies09-1 A discontinuity is:a. always a defectb. always a rejectc. always acceptabled. rejectable if it exceeds code Iimits

e. none of the above09-2 Whelher a particular weld discontinuity is critical can be judged on the basis of:a. whether it is surface or subsurface.b. whether it is linear 01' nonlinear.c. whether it has a sharp end condition.d. all of the abovee. none of the above09-3 What discontinuity is generally considered to be the most severe?a. porosityb. incomplete fusionc. slag inclusiond. cracke. arc strike09-4 Which of the following discontinuities is less likely to be found visually?a. toe crackb. undercutc. lamellar teard. overlape. none of the above09-5 Underbead cracks can result from which of the following welding practices?a. use of wet electrodesb. welding on contaminated steelsc. welding over paintd. all of the aboyee. none of lhe aboye09-6 The weld discontinuity that results from improper termination of the welding arc is referred toas;a. ndercutb. overlapc. crater crackd. incomplete fusione. all of the aboye9-2Welding Inspection TechnologyChapter 9-Weld and Base Metal Discontinuities

09-7 Of the fol!owing processes, which is unlikely to have slag inclusions in a completed weld?a. SMAWb. PAWc. FCAWd. SAWe. none of the above09-8 The discontinuity that results from the entrapment of gas within the weld cross section ISreferred to as:a. crackb. slag ¡nclusionc. incomplete fusiond. porositye. none of the aboye09-9 What weld discontinuity results when the welder trayels too slowly, causing excess weld metalto flow out of the joint and lay on the base metal surface without fusing?a. undercutb. underfil!c. overlapd. ¡ncomplete fusione. none of the aboye09-10 What weld metal discontinuity results when the welder fails to completely fil! the weld groove?a. underfil!b. undercutc. overlapd. ¡ncomplete fusione. none of the aboye09-11 Excessive weld metal buildup on a grooye weld is referred to as:a. excess convexityb. excess weld reinforcementc. overfil!d. al! of the aboyee. none of the aboye09·12 The weld discontinuity that results from the initiation of the welding arc outside the weld joint isreferred to as:

a. incomplete fusionb. undercutc. overlapd. scratch starte. arc strike9-3Welding Inspec:lion TechnologyChapler 9-Weld and Base Melal Disconlinuilies09-13 What weld discontinuity shows up as a light region on a radiograph?a. porosityb. tungsten inclusionc. slag inclusiond. a and b aboyee. b and c aboye09-14 Which of the following is a base metal discontinuity that is associated with the stresses inducedfrom welding?a. laminationb. lamellar tearc. seamd. pipe shrinkagee. none of the aboyeOuestions 09-15 through 09-19 refer to the figure shown below:09-15 What discontinuity is shown by #12b?a. longitudinal crackb. transyerse crackc. underbead crackd. toe cracke. root crack9-409·16 What step-like discontinuity is shown by #117a. laminationb. porosityc. lamellar teard. seame. lap09-17 What discontinuity is shown by # 12g7a. toe crackb. incomplete fusion

c. root crackd. lamellar teare. underbead crack09·18 What discontinuity is shown by #57a. undercutb. underfillc. overlapd. incomplete fusione. toe crack09·19 What discontinuity is shown by #107a. laminationb. seamc. delaminationd. base metal cracke. incomplete fusion9-5Welding Inspection TechnologyChapter 9-Weld and Base Metal DiscontinuitiesWelding Inspection TechnologyChapter 9-Weld and Base Metal DiscontinuitiesANSWER KEY-CHAPTER 909-1 d (pg.9-2)09-2 d (pg.9-2)09-3 d (pgs. 9-4-9.8, Figures 9.1-9.10)09-4 e (pg.9-22)09-5 d (pg. 9-6, Figure 9.8)09-6 e (pg.9-5)09-7 b (pg. 9-11, 9-12)09-8 d (pg.9-13)09-9 e (pg.9-16)09·10 a (pg. 9-16, Figure 9.33, Figure 9.34, pg. 9-17)09·11 b (pg.9-19)09·12 e (pg.9-20)09·13 b (pg.9-13)09·14 b (pg.9-22)09·15 b (pg.9-4)09-16 e (pg.9-4)09-17 e (pg.9-4)09-18 a (pg.9-4)09-19 b (pg.9-4)

WELOING INSPECTION TECHNOLOGYWORKBOOKCHAPTER10VISUAL INSPECTION ANO OTHERNOE METHOOS ANO SYMBOLS10-1Welding Inspe<:lion TechnologyChapler l(}-Visuallnspeclion and Olher NDE Melhods and Symbols010-1010·2010-3010·4010-5010-6Which of the following nondestructiye testing methods are limited to the detection of surfacediscontinuities?a. Yisualb. penetrantc. radiographicd. a and b aboyee. b and c aboyeTo be most effectiye, Yisual inspection should be performed:a. before weldingb. during weldingc. after weldingd. all of the aboyee. none of the aboyeThe time period during which the penetrant remains on the surface of the part allowing it to bedrawn into any surface discontinuities is called:a. waiting timeb. penetrating timec. soak timed. dwell timee. none of the aboyeWhich type of magnetizing current proyides the best iron particle mobility?a. ACb. DC

c. DCEPd. b and e aboyee. all of the aboyeWhat MT technique could be used for the discoyery of longitudinal f1aws?a. head shot (circular magnetism)b. side shotc. coil shot (longitudinal magnetization)d. a and b aboyee. b and c aboyeWhich of the following magnetizing methods produce a circular magnetic field in the testpiece?a. head shotb. passing an eleclrical current through the partc. prodd. all of the aboyee. none of the aboye10-2Welding Inspection TechnologyChapter lO-Visuallnspection and Other NDE Methods and Symbols010·7 Which ofthe following magnetizing methods can produce a longitudinal magnetic field in thetest piece?a. head shotb. coil shotc. yoked. a and b aboyee. b and c aboye010-8 What NDT method is best for eyaluating subsurface porosity?a. PTb. MTc. RTd. VTe. all of the aboye010-9 Which of the following statements is correct for radiographic testing?a. A reduction in thickness will produce a Iighter image on the film.b. A low density discontinuity will produce a lighter image on the film.

c. A high density discontinuity will produce a lighter image on the film.d. a and b aboyee. b and c aboye010-10 Radiographic testing (RT) can be performed using which of the following?a. X-ray machineb. Cesium 137c. Iridium 192d. Cobalt 60e. all of the aboye010-11 MT can be used most effectiyely to inspect which of the following?a. austenitic stainless steel welds on carbon steelb. austenitic stainless steel welds on stainless steelc. carbon steel welds on carbon steeld. a and b aboyee. b and c aboye010-12 Which of the following discontinuities will not usually be reyealed using RT?a. crackb. incomplete joint penetrationc. porosityd. laminatione. none of the aboye10-3Welding Inspection TechnologyChapter 1o-Visuallnspection and Other NDE Methods and Symbols010·13 What deYice is used during radiography to indicate the resolution sensitiyity of a radiograph?a. IQIb. dosimeterc. lead screend. all of the aboyee. none of the aboye010·14 Which nondestructiye test method uses sound energy as a probing medium?a. MTb. RTc. UTd. PT

e. ET010·15 The process whereby ultrasonic indications are related to dimensions in a test standard isreferred to as:a. setupb. calibrationc. standardizationd. synchronizatione. none of the aboye010·16 As-welded grooye welds are usually inspected ultrasonically using what technique?a. straight beamb. shear wayec. angle beamd. b and c aboyee. all of the aboye010-17 Capillary action plays a role in which NDT method?a. ETb. UTc. RTd. PTe. MT010·18 Which NDT method is considered to be a true yolumetric test?a. RTb. UTc. PTd. MTe. VT10-4Welding Inspection TechnologyChapter lo-Visual Inspection and Other NDE Methods and Symbols010-19 Whieh NDT method uses an alternating eurrent eoil?a. MTb. UTe. ETd. a and e aboyee. b and e aboye010-20 Changes in heat treatment can be measured using whieh NDT method?

a. ETb. RTe. MTd. UTe. none of the aboye010-21 Which of the following NDT methods can deteet surface cracks?a. RTb. VTc. ETd. PTe. all of the aboye010·22 Whieh NDT method is most Iikely to reyeal subsurfaee laminations in a rolled plate?a. RTb. UTc. ETd. MTe. none of the aboye010·23 Piezoelectrieity is a property used by whieh NDE method?a. ETb. UTe. RTd. a and b aboyee. b and e aboye010-24 Whieh is the best technique for orienting magnetie lines of force when eondueting MTtesting?a. two direetionsb. single directione. residual magnetismd. all of the aboyee. none of the aboye10-5Welding Inspection TechnologyChapter 1o-Visuallnspection and OIher NDE Methods and Symbols010-25 What resolution sensitivity is normally required for RT?a. 2%b. 4%c. 5%

d. 7%e. 9%010-26 What is the basic element of evaluation in any quality control program?a. radiographic testingb. penetrant testingc. visual inspectiond. all of the abovee. none of the above010-27 When should the applicable job documents be reviewed?a. after the job is completedb. before welding beginsc. at any time when information is necessaryd. a and b abovee. b and c above010-28 What is the role of the AWS CWI in NDE?a. see that inspections are doneb. verify personnel qualifications for NDE inspectionc. prepare proper recordsd. see that proper records are maintainede. all of the above010-29 A number in parenthesesjust above or below a test symbol describes:a. the length of weld to be testedb. the extent of testingc. the number of tests to performd. the type of test to performe. none of the above010-30 A number to lhe right of a nondestructive testing symbol refers to the:a. number of tests to performb. the length of weld to be testedc. the applicable quality standardd. the test procedure to usee. none of the above010-31 Test information above the reference line refers to the arrow side.a. trueb. false10-6

010-1 d010-2 d010-3 d010-4 a010-5 a010-6 d010-7 e010-8 e010-9 e010-10 e010-11 e010-12 d010·13 a010-14 e010-15 b010-16 d010-17 d010-18 b010-19 d010-20 a010-21 e010-22 b010·23 b010-24 a010-25 a010-26 e010-27 e010-28 e010-29 e010-30 b010·31 bWelding Inspeclion TechnologyChapler 1D-Visuallnspeclion and Olher NDE Melhods and 5ymbolsANSWER KEY-CHAPTER 10(pg. 10-15)(pg. 10-3)(pg. 10-13, 10-15)(pg. 10-18)(pg. 10-18)(pg. 10-17, Figure 10.22, pg. 10-18, Figure 10.23)

(pg. 10-17)(pg. 10-19, 10-22)(pg. 10-19, 10-22)(pg. 10-19, 10-20)(pg.10-19)(pg. 10-22)(pg.10-21)(pg. 10-22)(pg. 10-23, Figure 10.32)(pg. 10-23)(pg. 10-14, 10-15)(pg.10-24)(pg. 10-18, 10-25)(pg. 10-25)(pg. 10-14, Figure 10.16, pg. 10-15, Figure 10.18, pg. 10-20, 10-26, Figure 10.36)(pg. 10-24)(pg. 10-22)(pg. 10-17)(pg. 10-2 1)(pg. 10-2)(pg. 10-3)(pg. 10-4)(pg. 10-27, Figure 10.27)(pg. 10-27, Figure 10.27)(pg. 10-27, Figure 10.27)10·7Welding Inspection TechnologyChapter lO-Visuallnspection and Other NDE Methods and Symbolswlr-Useful FormulaeArea of Square or RectangleArea = length x widthArea or Circleoro Area = width x thicknessArea =, 11 x radius2 oro Adiameter2rea=lIx 4 oro Area = 0.7854 x diameler2Percent Elongalion% Elongation = Final Gage Length - Original Gage Length x 100

Original Gage LengthPercent Reduclion of Area% Reduction of Area =Tensile StrenglthGeneralOriginal Area - Final AreaOriginal Areax 100UTS = P max.AreaUTS for full section pipe =Yield Strengthwhere: P max. = load to break specimenArea = specimen's original cross-sectional areaPmax,0.7854 (OD2 _102 )YS = Load at specified offsetOriginal cross-sectional areaWelding Heat InputJI' V x A x 60In=Travel Speed (ipm)where: J = Joules (energy)V = welding voltageA = welding amperageipm = inches per minuteCarbon EquivalentCE -_ o'C %Mn %Ni %Cr + %Cu + %Mo;0 +--+--+-- -- --6 15 5 13 1410-8Welding Inspection TechnologyChapter 1o-Visuallnspection and Other NDE Methods and SymbolsWelding Usage Conversion Chart-U.S. Customary and SIProperty' To Convert From: To: Multiply By:area dimensions in2 mm2 6.452 x 102mm2 in2 1.550 x 10-3currenl densil)' A/in2 A/mm2 1.550 x 10-3A/mm2 A/in2 6.452 x 102

deposilion rale Ib/hr kg/hr 0.454kg/hr Ib/hr 2.205flow rale tt3/h l/m in 4.719xlO-1I/min jl3!h 2.119heal inpul J/in J/m 3937J/m J/in 2.54 x 10-2linear measure in mm 25.4mm 111 3.937 x 10-211 mm 3.048 x 102mm 11 3.281 x 10-3mass lb kg 0.454kg lb 2.205pressure psi kPa 6.895psi MPa 6.895 x 10-3kPa pSI 0.145MPa psi 1.450 x lQ2bar pSI 14.50pSI bar 6.9 x 10-2lemperalure °f oC (Of - 32)/1.8oC °f (OC x 1.8) + 32lensile slrenglh psi MPa 6.895 x 10-3MPa psi 1.450 x 102lravel speed in/min mm/s 4.233 x 10-1mm/s in/min 2.362vacuum Pa lorr 7.501 x 10-3wire feed speed in/min mm/s 0.423mm/s in/min 2.362