MODULE # 9- AWS D1.1, ANNEXES, COMMENTARY, COMMENTARY, AND INDEX 9.0 Annexes Mandat!" Annexes Annexes I through XII XII (pp 265- 310) contain contain information information and requirements that that are considered part of the code itsef- and are thus mandator! to the appication of the code in practice" #eding inspectors in particuar $i find Annex I% (p" 2&3) most usefu" It pro'ides a checist for the preparation and testing of $eding procedures" a*e a*e I%-I ists the items that+ if changed+ ma! require requaification" ,ost 'aria*es. in procedure quaification deri'e from the pro'isions of section /" Annex XI is usefu usefu for metas metas others than those isted isted in a*e a*e 3"1 3"1 or Annex Annex ," t$o methods methods are gi'en to determine preheat requirements A hardness contro. $hich is imited to fiet $eds+ and h!drogen contro." ,ethod seection is *ased on the ratio of ar*on-to-ar*on qui'aent" he atter 'aue is to *e deri'ed from the standard A#4 formua formua
7
( ,n 7 4i ) 6
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( r 7 ,o 7 % ) 5
7
( 8i 7 u ) 15
9eference to figure XI-1 (p" 30/) gi'es a :one cassification+ $hich determines the method to *e used" he hardness. method uses the a*o'e formua" he !drogen contro. method uses a composition parameter. ; cacuated as in X16"2"1 and a 4uscepti*iit! Index. sho$n in a*e a*e XI-1 (p" 302) to deri'e a preheat and inter-pass temperature from ta*e XI-2" Nn-andat!" Annexes Annexes A through ; (pp" 311-3<0) 311-3<0) are non-mandator!+ non-mandator!+ *ut nonetheess pro'ide pro'ide 'er! usefu information in app!ing the code+ particuar! in design and inspection situations" Annex - forms (pp" 333-3//) and annex - content of prequaified $eding procedure specifications (p" 353) *oth gi'e 'aua*e information" 9.1 Centa!" =requent reference has *een made in this manua to the materia gi'en in the code ommentar!" ommentar!" #eding inspectors are often faced $hit the pro*em of expaining to a reuctant istener precise! $h! certain items or acti'ities do not conform to code requirements" In the strict sense+ no expanation is necessar!" his attitude+ ho$e'er+ poses the question that $hen a nonconformance has *een detected+ correcti'e action aone is not the compete ans$er" ;re'enting repetition is equa! important *ecause there is a$a!s the possi*iit! that a simiar nonconformance ma! not *e detected on another occasion" he code ommentar! gi'es expanations+ ampification and genera! sheds ight on man! of the pro'isions of the code" 'en to the extent of satisf!ing onesef as to the rationae of a particuar code pro'ision+ the commentar! in most usefu" At the concusion concusion of each section of the commentar!+ commentar!+ a ist ist references is gi'en" gi'en" hese documents documents and papers pro'ide source materia upon $hich the $riters of the code ha'e made their decisions" #hen appropriate+ reference to these documents ma! aso *e meaningfu"
9.$ Index he goa of users of A#4 >1"1 (and an! other code or specification for that matter) shoud not *e to tr! and memori:e detai+ *ut rather to no$ ho$ to extract the required information from the code at the time it is to *e utii:ed" he Index (pp" /<1-502) of A#4 >1"1 is most comprehensi'e" #ith $e o'er 1600 entries+ it pro'ides eas! access to e'en the most o*scure pro'ision" =amiiarit! $ith code terminoog! is of great assistance in effecti'e! utii:ing the Index"
EXERCISE %UESTIONS & INTRODUCTION AND MODULE # 1 1"1
#here are the definitions associated $ith $eding as per A#4 >1"1 to *e found?
a" A#4 A2"/ *" A#4 A3"0 c" Annex @ d" * and c a*o'e e" A of the a*o'e 1"2 4afet! precautions to *e o*ser'ed during $eding to A#4 >1"1 are found in a" Annex *" A84I /<"1 c" Annex B d" a and * a*o'e e" A of the a*o'e 1"3
#hat does the nonstandard term do$nhand. mean?
a" #eding 'ertica! do$n$ard *" #eding in the fat position c" he pause during eectrode changes d" he pause of $eding during desagging 1"/
In $hat !ear $as the first *ridge $eding specification pu*ished *! the A#4?
a" 1<2C *" 1<3/ c" 1<36 d" 1<&2 e" 1
#hich of the foo$ing stees are intended to *e used in $or con'ered *! >1"1
a" A ao! stees $ith a !ied strength of <&+000 psi or ess *" Do$ car*on stees+ 5E32 in" thic c" Do$ ao! stees $ith a !ied d" Do$ car*on stainess stees e" 8one of the a*o'e 1"6
#hen contract documents stipuate the use of A#4 >1"1
a" A pro'isions of A#4 >1"1 are mandator! *" A $eding procedures must *e quaified according to section / c" An! A#4 code ma! *e used d" he engineer ma! modif! the requirements of A#4 >1"1 e" a and d are *oth correct
EXERCISE %UESTIONS & MODULE # $ 2"1
;art A" #hat is the minimum ength of a fiet $ed?
a" 3 inches *" $ice the *ase meta thicness c" / times the nomina si:e of the fiet $ed d" 6 inches e" 4i:e sha *e specified on the dra$ing 2"2
;art A" #hat is the minimum diameter of a pug $ed?
a" 1 inch *" he thicness of the thinner pate c" he thicness of the thicer pate d" he thicness of the pate it is in pus 5E16 in" e" Fp to the ngineerGs discretion 2"3
;art @ In a compete Hoint penetration $ed+ $here the stress is tension norma to the effecti'e area the ao$a*e stress is
a" 4ame as *ase meta *" 4ame as fier meta c" 8ot a $ed Hoint design consideration d" 0"30 times the tensie strength of the fier meta e" 8ot specified 2"/ ;art >" #hat is the oss dimension for a prequaified ;; -+ -+ B- connector $ith a groo'e ange of 50J using short-circuiting transfer K,A# in the hori:onta position? a" 0 *" 1EC in" c" 1E/ in" d" 6 mm e" c L d a*o'e 2"5
he effecti'e throat of a se$ed -Hoint $ith an acute ange of /5 degrees is determined *!M
a" he requirements of the shop dra$ings *" 1E16 in" ess than the thicness of the *ase meta c" he distance from the root to the diagrammatic face d" he distance from the root to the face ess the oss dimension e" 9ecommendations of the engineer 2"6
#hat is the maximum si:e of the fiet $ed in a ap Hoint of mem*er 3EC in" thic?
a" 3E16 inch" *" 1E/ inch" c" 5E16 inch" d" 3EC inch" e" An! si:e at designerGs option except if c!cica! oaded
2"& #hat is the maximum ao$a*e stress for ; groo'e $ed meta spicing t$o A4, A36 stee mem*ers+ su*Hect to oading of 2 X 106 ife time stress re'ersas+ assuming the $eds are ground fush and inspected *! Ftrasonic esting (ass 9) a" &+500 psi *" 10+000 psi c" 13+500 psi d" 15+000 psi e" 1<+000 psi
EXERCISE %UESTIONS & MODULE # ' 3"1
#hat is the minimum tensie strength of stee conforming to A4, A5&2+ Krade 65?
a" 60+000 psi *" 65+000 psi c" &0+000 psi d" &5+000 psi e" C0+000 psi 3"2 #hat is the required minimum preheat and inter-pass temperature for 1 inch" hic A;I 5D grade @ stee $eded $ith fux cored are $eding? a" 150J = *" 100J = c" 50J = d" 8one e" 8one except if am*ient temperature is N 50J = 3"3 ,a! a groo'e preparation detaied for 4,A# *e used unchanged for =A# prequaified #;4s? a" es *" 8o c" On! if =A# is used in >; mode d" On! $hen $eding group I or group II stees are *eing $eded e" On! at designers options except if Hoints are statica! oaded 3"/
#hat is the range of groo'e anges for Hoint designation @-;C+ as fit up?
a" /5J to 55J *" /0J to 55J c" 35J to 50J d" 30J to /5J e" 25J to /0J 3"5 #hat is the maximum depth of *e'e 42 for Hoin designation @-F3 $hen $eding 3-1E2 in pate? a" 1-1E/ in" *" 1-1EC in" c" 1 d" &EC in" e" 3E/ in 3"6 #hen utii:ing a prequaified Hoint design to $ed A5CC stee+ $hat is the maximum si:e for a singe pass fiet $ed made $ith the 4,A# process? a" 5E16 in" *" 1E/ in" c" 3EC in" d" 1E2 in" e" 1EC in
EXERCISE %UESTIONS & MODULE # ( /"1 ;ug and sot tests $eded in the hori:onta position quaif! a #;4 in $hat position (s)? a" A *" =at and hori:onta c" A except o'erhead d" ori:onta e" 8one of the a*o'e /"2 A groo'e $ed quaification on 1E2 in" pate quaifies a procedure for $hat range of thicness? a" 0 to 1 in" *" 0 to 3E/ in" c" 1EC in" to 1 in" d" 1EC in" to 3E/ in" e" 8one of the a*o'e /"3 #hat diameters of eectrodes are quaified *! procedure test using a 5E6/ in" =A# eectrode? a" A diameters *" 5E6/ in" on! c" 5E6/ in" and smaer d" 5E6/ in" and arger e" 8one of the a*o'e /"/ ,a! quaified #;4 for a ; groo'e $ed *e used to $ed ;; groo'es? a" es *" 8o c" On! $hen used for - groo'e Hoints $ith a superimposed fiet $ed d" On! if designated $ed si:e is demonstrated *! three macro-etch cross-section specimens e" On! if designated $ed si:e is checed *! on-Ho* macro sections /"5 he minimum ength of a -Hoint fiet $ed test coupon for $eder performance quaification is a" 6 in" *" & in" c" < in" d" 15 in" e" C in" minimum /"6 If a $eder is successfu! quaified on 5EC in" thic A36 stee $ith an 6010 eectrode+ $hich of the foo$ing situations is the $eder aso quaified for? a" Fsing an &01C eectrode on A5CC stee *" Fsing an 6013 eectrode on A36 stee ess than or equa to 3E/ in" c" Fsing the K,A# process on A36 stee d" he $eder is quaified to use an! 4,A# eectrode on an! stee in ta*e 3"1 e" he $eder in quaified on! $ith 6013 on Kroup I stees
EXERCISE %UESTIONS & MODULE # ) 5"1 o$ man! times ma! o$-h!drogen eectrodes *e re-*aed? a" Once *" $ice c" 8ot imited d" 8ot imited+ except if coating is damaged e" 8ot specified 5"2 #hat grade or grades of stee shoud *e used for spacers? a" An! appro'ed (a*e 3"1 or Annex ,) *ase meta *" On! stees of the 60 si cass c" An! appro'ed stee matching the $ed meta d" he same as the *ase meta e" An! grade of stee+ as the spacer $i *e gouged out during $eding 5"3 #hat is the ao$a*e de'iation from straightness for a /0-foot ong primar! truss mem*er? a" 1E2 in" *" &E16 in" c" 3EC in" d 5E16in" e" 1E/ in" 5"/ #hat is the ao$a*e 'ariation *et$een the centerines of the $e* and fange of a 30 foot ong *uit-up I-*eam? a" 1E2 in" *" &E16 in" c" 3EC in" d" 5E16 in" e" 1E/ in" 5"5 #hat is ao$a*e misaignment *et$een mem*ers of a *utt-Hoint+ under an! circumstances? a" 8o misaignment permitted *" 1EC in" c" 10P of the thicness of the thinner mem*er d" 10P of the thicness of the thicer mem*er e" @oth * and c a*o'e 5"6 #hich of the foo$ing in 8O true regarding the accepta*iit! of a tac $ed? a" Fndercut and porosit! must a$a!s * e remo'ed from a tac $ed *" ac $eds not incorporated into fina $eds of statica! oaded structures need not a$a!s *e remo'ed" c" Incorporated tac $eds must *e made $ith an eectrode meeting the requirements of that used for the fina $ed" d" ,utipe-pass tac $eds sha ha'e cascaded ends" e" Fndercut and porosit! need not *e remo'ed from tac $eds in 4A#"
EXERCISE %UESTIONS- MODULE # * 6"1 #ho is responsi*e to ensure that $eding equipment conforms to the pro'isions of 5"11? a" he contractor *" he ngineer c" he $eder c" he $eding inspector e" 8ot specified 6"2 #hat maximum depth of undercut is permitted in trans'erse spices of primar! mem*ers? a" 0"01 in" *" 1E32 in" c" 1E16 in" d" 8one permitted e" 8ot specified 6"3 xcept for stiffener-to-$e* Hoints+ the maximum diameter of piping porosit! in fiet $eds is a" 1E32 in" *" 1E16 in" c" 3E32 in" d" 1EC in" e" 8one of the a*o'e 6"/ =or a groo'e $eded tension mem*er in 3E/ in" pate+ $hat is the maximum si:e of fusion discontinuit! permitted in a statica! oaded mem*er? a" 1E2 in" *" &E16 in" c" 3EC in" d" 5E16 in" e" 1E/ in" 6"5 =or the Hoint in Question 6"/+ $hat designation hoe t!pe IQI shoud *e used? a" 10 *" 12 c" 15 d" 1& e" 20 6"6 #hat is the essentia $ire diameter (of $ire t!pe IQI) for the Hoint in Question 6"/? a" 0"010 in" *" 0"013 in" c" 0"016 in" d" 0"020 in" e" 0"025 in"
6"& 8> procedures are pro'ided in A#4 >1"1 for $hich of the foo$ing processes? a" 9 *" F c" ; d" a and * a*o'e e" * and c a*o'e 6"C
In $hat circumstances+ if an!+ can a #I $hose certification has expired+ accept >1"1 $or?
a" 8ot permitted due to expir! of certification *" 9equires ngineer appro'a c" ;ermitted $ith a current 'isua acuit! test d" ;ermitted $ith a current 'isua acuit! test and ngineer appro'a e" ,a! on! $or as a A#I
EXERCISE %UESTIONS- MODULE # + &"1 #hat action is required if a crac 1E/ in" ong is o*ser'ed in a standard 5EC in" stud head? a" 8o action+ use as is *" 9epair crac and use c" >o not use+ repace stud d" 4uita*e on! &"2
hrough $hat ange are the dai! start up test studs to e *ent+ assuming 360J fash?
a" @end test not required $ith 360J fash *" 30J c" 15J d 10J e" 7- 10J &"3
;requaified $eding procedures ma! *e used to $ed studs $ith the foo$ing processes?
a" 4,A# on! *" KA#+ 4,A#+ K,A# c" 4A#" K,A#+ =A# d" =A#+ K,A#+ 4,A# e" ;requaified $eding processes are not accepta*e for $eding studs
EXERCISE %UESTIONS- MODULE # C"1
#hich of the foo$ing is not a recommended method of c!cic oading impro'ement?
a" oe grinding $ith a car*ide *urr or penci grinder *" oe grinding pus hammer peening c" oe grinding pus shot peening of the $ed toes d" 9eshaping of $ed toes *! IK $eding e" ammer peening of $ed toes C"2 #hen using heat to straighten or cur'e tempered stee+ the maximum temperature of heated areas sha not exceed a" 600 degrees *" 1200 degrees c" 250 degrees d" 1100 degrees e" he maximum temperature is unimited C"3 @ase meta surfaces of existing *ase meta in contact $ith ne$ *ase meta that $i *e $eded sha *e thorough! ceaned of a foreign matter incuding paint for at east a" 1 inch *" 1 inch from the root of the $ed c" 2 inches from the toe of the $ed d" 2 inches from the $ed reinforcement e" 2 inches from the root of the $ed
ANSWER EY OR D1.1 CODE CLINIC REERENCE MANUAL MODULE # 1 1.1 d 1.$ d 1.' 4 1.( 1.) 4 1.*
Re/e!ene 1.' 2a3e 1 1.+ 2a3e ' Annex 5 2a3e '1) !6a!d 2a3e IX 1.$ 2a3e 1 1.1 s2e 2a3e 1
MODULE # $ $.1 $.$ d $.' a $.( 4 $.) d $.* $.+ e
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MODULE # ' '.1 e '.$ '.' a '.( e '.) 4
Ta47e '.1 2a3e *( Ta47e '.$ 2a3e *), Cate3!" 5- CAW '.11.1 2a3e *0 :3;!e'.' 2a3e ++
/ S$ = ' 1?$ & 8S:>/ S$ = ' 1?$ & 8$ 1?>/ S$ = ' 1?$ & 8$ 1?>1?( S$= ' 1?$ - $ '? S$ = 1 1?
'.* 4
'.+.'.$ 2a3e )9
MODULE # ( (.1 d (.$ (.' (.( d (.) e (.* 4
Ta47e (.1 2a3e 1'0 Ta47e (.$ 2a3e 1'1 Ta47e (.) 2a3e 1'( (.10.' 2a3e 1$' :3;!e (.'* 2a3e 1+* (.$$ 2a3e 1$+, Ta47e (.11, 2a3e 1()
MODULE # ) ).1 a ).$ d ).' ).( e ).) e ).* a
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MODULE # * *.1 d *.$ a *.' *.( e *.) d *.* d *.+ d *. MODULE # + +.1
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+.$ 4 +.' d
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MODULE # .1 .$ d .' e
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