CWI培训PARTA习题及答案.docx

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CWI培训PARTA习题及答案.docx

CWI培训PARTA习题及答案

CWI

ExerciseQuestions

试题A

1.(C)Whichofthefollowingisnotconsideredtobeessentialknowledgeforaweldinginspector?

(下列哪项不是焊接检验员的主要知识?

a.nondestructivetesting(无损检测)

b.weldingsymbols(焊接符号)

c.weldingdesign(焊接设计)

d.weldingprocesses(焊接方法)

e.destructivetesting(破坏性试验)

2.(D)Inclusionsinaweldwillappearonaradiographas

(焊缝夹杂和夹渣在射线片上上显示为)

a.adarkspot(暗点)

b.alightspot(亮点)

c.ageneralizedgrayareaofvaryingcontrast(不明显的灰色区域)

d.eitheradarkorlightspotorareadependingontherelativeabsorptionrationofthepartmaterialandtheinclusionmaterial(按夹杂物不同的相对射线吸收率显示为亮点或暗点)

e.noneoftheabove(以上均不对)

3.(C)Backingstripsorbarsshouldberemovedfromallwelds:

(衬垫应从所有焊缝上去除)

a.Always(总是)

b.Never(从不)

c.Optional(可选择)

4.(E)Priortostartingthejobassignment,theweldinginspectorshoulddetermine:

(在开始指定的工作前,焊接检验员应先确定:

a.whatcode,standard,orspecificationapplies(适用的法规,标准和规程)

b.wheninspectionsshouldbeconducted(何时开始检验)

c.whatadditionaltests(inspections)areneeded(什么是附加的试验和检验)

d.whererecordsaremaintained(记录保存在何处)

e.alloftheabove(以上全对)

5.(E)Therequiredspotweldsizecanbeshownas:

(点焊尺寸可表示为)

a.adimensiontotherightofthesymbol(焊接符号右侧的尺寸)

b.adimensionoftherequirednuggetdiameter(熔核尺寸)

c.avaluefortherequiredshearstrength(要求的剪切强度值)

d.aandbabove(上述a和b)

e.bandcabove(上述b和c)

 

6.(B)Fortheweldinginspector,whatarethemostimportantmeansofgainingthecooperationandrespectoffellowcoworkers:

(作为焊接检验员,什么是获得同事合作和尊重的最主要方法:

a.abilitytobetrained(学习能力)

b.professionalattitude(专业的态度)

c.abilitytocompleteandmaintaininspectionrecords(完成和保持检验记录的能力)

d.goodphysicalcondition(良好的身体状况)

e.abilitytointerpretdrawingsandspecifications(解释图纸和标准的能力)

7.(D)Grooveweldsmakewithoutbackupstrip,withcompletepenetrationmusthave:

(无衬垫全焊透坡口焊缝必须:

a.Therootofjointcompletelyfilledwithweldmetal(焊缝根部填满焊缝金属)

b.Rootoffirstpassremovedtosoundmetalbeforeweldingsecondside(在焊接另一面前,去除根部第一道焊缝,直至露出完好的焊缝金属)

c.Usenewelectrodeatstartofweld(开始焊接时用新焊条施焊)

d.aorbabove(以上a和b)

 

8.(D)Thediagramaboveshows:

(以上图表表示)

a.Shieldedmetalarcwelding(手工电弧焊)

b.Plasmaarcwelding(等离子弧焊)

c.Submergedarcwelding(埋弧焊)

d.Studwelding(螺柱焊)

e.Electrogaswelding(电渣焊)

9.(B)Thesymbolbelowdescribeswhattypeofweld?

(以下符号表示那种焊缝?

a.staggeredintermittentfilletweld(交叉间断角焊缝)

b.chainintermittentfilletweld(对称间断焊缝)

c.segmentadfilletweld(分段角焊缝)

d.intermittentfilletweld(间断角焊缝)

e.noneoftheabove(以上均不对)

 

 

10.(C)Whichoftheweldingsymbolsabovecorrectlyrepresentstheweldedjointshownbelow?

(上面的焊接符号哪个能正确代表下面的焊接接头)

1)

A

2)B

3)C

4)D

5)Noneofthese(以上均不对)

11.(B)InE7018electrodetheEdesignates:

(E7081焊条中的E表示)

a.engineered(工程的)

b.electrode(焊条)

c.electricity(电)

12.(A)Inthesymbolbelow,the“T”dimensiondescribes:

(下面符号中的“T”表示:

a.weldsize(焊缝尺寸)

b.flangeradius(翻边半径)

c.flangelength(翻边尺寸)

d.depthofpenetration(焊透深度)

e.noneoftheabove(以上均不对)

13.(E)Inreferencetothebelowdrawing,amagneticfieldasshownwilldetectwhichofthefollowingdefects?

(下图所示的磁场用于探查何种缺陷)

A、Cracksparalleltolinesofforce(平行于磁力线的裂纹)

B、Cracksat90°tolinesofforce(垂直于磁力线的裂纹)

C、Transversecracks(横向裂纹)

D、Longitudinalcracks(纵向裂纹)

E、BandCabove(上述B和C)

 

 

14.(A)Whatdoesthefourthdigit(8)ofanE7018electrodeindicate:

(E7018焊条中的第4位数字(8)表示:

A、Thepolarityandthetypeofcoating(药皮的极性)

B、Thestrengthoftheweldmaterial(焊接材料的强度)

C、Thetypeofmaterialusedintheelectrode(焊条的材料类型)

15.(A)ThethirddigitofanE6010electrodeindicates:

(E6010焊条的第3位数字表示)

A、Theweldmaybemadeintheverticalposition(可用于立焊位置)

B、Maybemadeintheoverheadposition(可用于仰焊)

C、Maybemadeinthehorizontalposition(可用于横焊)

D、Maybemadeinallpositions(可用于全位置焊)

16.(C)Whichofthefollowingelectrodeshavelowhydrogencoating?

(下述哪中焊条是碱性药皮)

A、E7024

B、E6010

C、E7016

D、E6011

17.(C)Thefilletweldgaugeismeasuringthe:

(焊规用于测量)

A、Overlap(焊瘤)

B、Excessiveconvexity(焊缝凸起)

C、Convexfilletweldsize(凸起角焊缝尺寸)

D、Insufficientthroat(焊喉不够)

E、Noneoftheabove(以上均不对)

 

18.(C)“B”abovereferstowhichofthefollowing?

(“B”表示:

A、backreflection(底波)

B、frontsurface(前表面)

C、defect(缺陷)

D、shearwave(剪切波)

E、noneoftheabove(以上均不对)

19.(A)“C”abovereferstowhichofthefollowing?

(“C”表示)

A、backreflection(底波)

B、frontsurface(前表面)

C、defect(缺陷)

D、shearwave(剪切波)

E、noneoftheabove(以上均不对)

20.(B)“A”abovereferstowhichofthefollowing?

(“A”表示)

A、Backreflection(底波)

B、Initialpulse(前表面)

C、Defect(缺陷)

D、Shearwave(剪切波)

E、Noneoftheabove(以上均不对)

21.(D)Whattypeofqualificationtestisthis?

(这是什么试验?

A、Tensiontest(拉伸试验)

B、Rootbendtest(根部弯曲试验)

C、Sidebendtest(侧弯试验)

D、Filletweldbreaktest(角焊缝断裂试验)

E、Compressiontest(压断试验)

22.

(C)Thissymbol“”waschangedtothefollowing“”in1968.Whatdoesthissymbolrepresent?

(该符号在1968年更改为下文的含义,哪一个是对的?

A、weldallaround(周边全焊)

B、backingweld(封底焊)

C、fieldweld(现场焊)

D、meltthru(全焊透)

E、convexcontour(凸起轮廓)

23.(A)Whatistheleglengthofthisfilletweld?

(该角焊缝的焊脚高是多少)

A、1/4

B、3/16

C、1/8

D、5/16

E、7/8

24.(D)Inreferencetothebelowdrawing,amagneticfieldasshownwilldetectwhichofthefollowingdefects?

(参照下图,磁场将用于探测下列那种缺陷:

A、Longitudialcrack(纵向裂纹)

B、Transversecrack(横向裂纹)

C、Crackat45°(45度裂纹)

D、BandCabove(以上B和C)

E、Noneoftheabove(以上均不对)

 

25.(E)Theweldgageontherightismeasuringthe:

(右侧焊规正在测量)

A、Excessiveconvexity(焊缝过高)

B、Insufficientthroat(焊喉偏低)

C、Excessiveundercut(过度咬边)

D、Overlap(焊瘤)

E、Noneoftheabove(以上均不对)

26.(D)Consistentweldquality&repeatabilitydependheavilyupon?

(稳定的焊接质量和再现性主要依赖于)

A、Qualifiedproceduresandqualifiedwelders(评定合格的焊接工艺和焊工)

B、Skillinselectiontheelectrodeoven(熟练选择焊条烘箱)

C、Prideofworkmanship(优秀的技艺)

D、Alloftheabove(以上都对)

27.(C)Inreferencetotheabovedrawing,letter“A”referstowhichofthefollowingweldpreparations?

(按下图,字母“A”表示下述那种焊接坡口)

A、Weldedfromonesideonly(单面焊焊缝)

B、Isapartialpenetrationweld(部分焊透焊缝)

C、Beveledonbothsides(双面坡口)

D、Brokenarrowforeaseofdraftsman(绘图员的简易折线箭头)

E、Filletweldonbothsides,withoutbevel(双面无坡口角焊缝)

 

 

28.(E)Inreferencetotheabovedrawing,letter“D”referstowhichofthefollowingweldpreparations?

(按上图,字母“D”表示下述那种焊接坡口)

A、HasafullpenetrationJbevelwithoutadditionalfilletweld.(“J”坡口全焊透焊缝,无附加角焊缝)

B、Hasmeltthruonarrowside(箭头测全焊透)

C、Bevelverticalmember(直立件开坡口)

D、IsapartialpenetrationJbevel(“J”坡口部分焊透)

E、Doublebevelgrooveweldonbothsides(双面坡口双面焊)

29.(D)Inreferencetotheabovedrawings,letter“C”referstowhichofthefollowingweldpreparations?

(按上图,字母“C”表示下述那种焊接坡口)

A、Isbackgougedwithbeadonotherdikeandwithadditionalfilletweld(另一侧背面清根并加角焊缝)

B、Hasfilletweldononesideonly(仅在另一侧加角焊缝)

C、Isasinglebevelgrooveweldwithnoadditionalfilletweld(单面坡口焊无附加角焊缝)

D、Singleveegrooveweldwithbackingstrip(单面“V”坡口焊带衬垫)

E、AandBabove(以上A和B)

30.(E)Inreferencetotheabovedrawings,letter“E”referstowhichofthefollowingweldpreparations?

(按上图,字母“E”表示下述那种焊接坡口)

A、Weldhameltthrusymbols(全焊透焊缝)

B、Brokenarrowspointstomemberthatistobebeveled(折线箭头指向开坡口的焊件)

C、Hasasinglebevelgrooveandadoublefilletweld(单面坡口双面角焊缝)

D、Symbolshowsbackingstrapandstrip(表示衬垫)

E、Noneoftheabove(以上均不对)

31.(A)Thefilletgageontherightismeasuringthe:

(右侧焊规正在测量)

A、Insufficientthroat(焊喉尺寸不够)

B、Weldsize(焊缝尺寸)

C、Overlap(焊瘤)

D、Inadequatepenetration(未焊透)

E、AandBabove(以上A和B)

 

32.(C)Withreferencetotheabovesymboldrawing,theletter“A”representswhichweldingoperation?

(上图焊接符号中字母“A”表示何种焊接操作?

甲、First(先施焊)

乙、Third(第三步施焊)

丙、Second(第二步施焊)

丁、Noneoftheabove(以上都不对)

33.(D)Withreferencetotheabovesymboldrawing,theletter“C”representswhichweldingoperation?

(上图焊接符号中字母“C”表示何种焊接操作?

甲、Third(第三步施焊)

乙、Secondweldsymbol(第二步施焊)

丙、First(第一步施焊)

丁、Answersa&b(以上a和b.)

34.(B)Whatdoesthisweldingsymboldesignate?

(该焊接符号指出什么)

甲、Plugweld(塞焊缝)

乙、

Weldwithbackingmaterial(带衬垫的焊接缝)

丙、Slotweld(缝焊焊缝)

丁、Depthoffill(填充深度)

戊、Spacer(嵌条)

35.(D)Thefilletgageontherightismeasuringthe:

(右侧焊规正在测量:

甲、Throat(焊喉)

乙、

Toe(焊趾)

丙、weldsize(焊缝尺寸)

丁、excessiveconvexity(过度凸出)

戊、overlap(焊瘤)

 

36.(B)Thefilletgageontherightismeasuringthe:

(右侧焊规正在测量:

甲、

Inadepq\uatepenetration(未焊透)

乙、Insufficientleg(焊脚尺寸不够)

丙、Throat(焊喉)

丁、Undercut(咬边)

戊、Insufficientthroat(焊喉尺寸不够)

37.(C)Extensionbarsareusedtoextendtheweldpastthepartsjoinedinwhichtypeofweld?

(延长杆用于延长何种焊缝越过焊件?

甲、Filletjoint(填角焊缝)

乙、Slot(缝焊焊缝)

丙、Groove(坡口焊缝)

丁、Plug(塞焊焊缝)

38.(B)Allofthefollowingareimportantethicalrequirementsfortheweldinginspectorexcept:

(以下哪项不是对检验员的主要道德要求)

甲、Integrity(诚实)

乙、Volunteeringpublicstatementsforpersonalexposure(对个人出场做自愿公开声明)

丙、Responsibilitytothepublic(对公众负责)

丁、Makingaccurateandtruthfulpublicstatementswhenasked(当有要求时,做准确和真实的公开声明)

戊、Noneoftheabove(以上都不对)

39.(B)Thewidthofthecutmadebytheoxygenstreamofanoxyacetylenecuttingtorchiscalledthe:

(氧-乙炔割炬切割时由氧流造成的切割宽度称为)

甲、Drag(拖弋)

乙、Kerf(切口)

丙、Cuttingface(切割面)

丁、Bevel(坡口)

戊、Noneoftheabove(以上都不对)

40.(A)Whatnondestructivetestmethodistobeappliedtothearrowside?

(何种无损检测方法适用于箭头侧?

甲、magneticparticletesting(磁粉检验)

乙、eddycurrenttesting(涡流检验)

丙、radiographictesting(射线检验)

丁、penetranttesting(渗透检验)

戊、noneoftheabove(以上都不对)

 

41.(C)Forausteniticstainlesssteelweldingwhichoftheabove

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