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QW-410
QW-410 Technique
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QW-253 01WELDING VARIABLES PRO ED!RE SPE I"I ATIONS #WPS$
Shie%&e& 'e()%-A*c #S'AW$
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QW-253+1WELDING VARIABLES PRO ED!RE SPE I"I ATIONS #WPS$
Shie%&e& 'e()%-A*c #S'AW$
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QW-25,WELDING VARIABLES PRO ED!RE SPE I"I ATIONS #WPS$
G) Tun. (en-A*c We%&in. #GTAW$
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QW-410.1 A change from the stringerbead technique to the weave
beadtechnique, or vice versa.QW-410.2 A change in the nature of
theflame, oxidizing to reducing, or viceversaQW-410.6 A change in
the method ofback gouging.
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QW-410 Technique
ORIFICE, NOZZLE, CUPQW-410.3 A change in the orifice, cup,
or nozzle size.
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QW-410 Technique
Forehand, Backhand
QW-410.4 A change in the weldingtechnique, forehand to backhand,
or viceversa.
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! $ # " % & $ *()'& # , + - 0/.
$ 2 1 78 6)5 "34
# 94 ) * ;:6& > ) ! ! # + - 2
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Tools
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c/n()c( (u e (/ /* Di ()nce
GM W ! W ! " $# "% % $& '
) *+ * (&$ ,- * /. (&$ $0 , 1 2 3+$ 4 56
QW-410.8 A change in the contact tubeto work distance.
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% ' !7 3 ' % 9 8 2 ) 'u%(i %e /* in.%e
) ' % 3 7! ' % 8 $# $ : "
QW-410.9 A change from multipass per side to
single pass per side. This limitation does notappl when a !"# is
qualified with a "!$Tabove the upper transformation temperature
orwhen an austenitic material is solution
annealed after welding.QW-410.37 A change from single to
multiplepass or vice versa.
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(&$ ! ;Nu e* / e%ec(*/&e
$ 6 E F ) 3&/> 83 ( 9 9( $ 2 (&$ ! ; (&$ ' 3<
= ) 3&/> 83 $? @A B E"01# '
'$ . 9 2E"01$ 6 3. C : > 9 ( 2 " & QW-410.10* A change
from single electrode to multi
ple electrode, or vice versa, for machine orautomatic welding
onl . This limitation does notappl when a !"# is qualified with a
"!$T abovethe upper transformation temperature or when anaustenitic
mate rial is solution annealed afterwelding.
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&$ 'D:Re ) in. / E%ec(*/&e
9 ( - 5> %: 2 9 (&$ E FD 83 (&$ "&C3 % *
'D: /. - 4 83 E G 4 $H
?$ & $I* *5 C
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%een&n'
# * 6 G * , # H; $ # ") & " - 3 I) # > # KL)@ " J &L
/M # N>
. $ " 5 I &" A) ? 1 , ; O ; 8
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SS@SS 3 0 CTSSSS/SS &SSSS6SS# +-N> SSSS6'
) U ! V T / & F & 2 : W" ; X "5 * F 40 #. ,IQW-410+2 (he
add&)&on or de*e)&on o+ %een&n'
