ML20203E639

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Rev 3 to WPS-E309/83670, Downcomer Bracing - Nuclear Power Plant
ML20203E639
Person / Time
Site: LaSalle  Constellation icon.png
Issue date: 04/11/1980
From:
CBI NUCLEAR CO.
To:
Shared Package
ML20203E435 List:
References
WPS-E309-83670, NUDOCS 9802270098
Download: ML20203E639 (3)


Text

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IDENTIFICATION WELDIN'G PROCEDURE SPECIFICATION WPs-E309/83670 k / PROOuCT DOWNCOMER BRACING - NUCLEAR POWER PLANT PAGE NO. 1 OF 3 CuSTOutn COMMONWEALTil EDISON 3

"$Vd oATt 4/8/80 WORK THis OOCuMENT wit H GtN.WE LD PROCE DURE LPEC. GWPS.8 MAN

._ 3 RE FE RE NCE PROCE DUHE QUALIFICATION HE CORD SPE CIFIC CONTR ACT NO, POslTION THICKNE SS fi ANGE PostTION THICKNESS R ANGE 3668 V 3/16" to 2" /, H, 0,D 3/16" to 1" .-

2743 V(3G), H(2G), 3/16" to 2" li ,0, D 3/16" to 5/8" 0(4G), D(1G)

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4566 0(IG) 3/16" to 2" D 3/16" to 1" SPE CIFIC CONTR ACT WPS REQUlpt.ME NTS nAst METAL- ASME SA 240 Type 304 This welding procedure t,pecifica-(P-8, GP-1) welded to A588 Grade A tion complies with the ASME Code (Sim, ASME P-1, GP-2). ASME SA 36 Section III Summer 1977.

welde( together (P-1, GP-1) or to 4SME SA 240 Type 304. This procedure is to be used for any welding with E309 electrode.on g ,, the base material listed.

Asut sPE CiFICATION NO. : SPA 5.4 ASME CLAS$lFICATION: E309 I". ATIONS . - .

ASME AN ALYSIS NO , A-8 TN interpass temperature Of joint a ASME onOUP NO.: F-5 ta the base material listed shall not exceed 350 F maximum.

E tt CT RiCAL CH AR ACT E n tSTICS_ No postweld heat treatmer.t is re-CURRENT: DC quired.

POLARITY Electrode Positive oTHEn: (Reverse Polarity) No preheat is required except as BACKING MATERIA L- an aid for removing moisture Or None Required unicss the ambient temperature

( falls below 50 F. When the ambient

"~ temperature falls below 50 F, the None Required plate shall be preheated warm to G AG-SHIE LDING the hand within 3" of the ,oint of BACKUP m, COMPOSITION None None weldgng, ggg

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MIN. F LOW R ATE Required Required CONhRACT f3/f/

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loENTIFICATioN I '

  • WELD..s0 PROCEDURE SPECIFICATION WPS-E309 /83670 L./ PRoavCT DOWNCOMER BRACING-NUCLEAR POWER PLANT ng[o,' 3 cestoMEn COMMONWEALTil '?.DISON l ev TJL oATE4/8/80 .

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SPECIFIC REQUIR EME NTS (CONT)

Use only stainless brushes on the stainless steel material.

SPECIFIC REoVIREMENTE (CONT)

For plate thicknesses greater than 5/8",

vertical passes shall be uphill except

( root passes and cover passes may be uphill or downhill. For plate thicknesses of 5/8" or less, vertical passes may be deposited uphill or downhill.

Nonmetallic retainers or nonfusing metal retainers are not to be used.

No supplement >.1 filler metal is to be used, r Welding of A 36 material together or to 1 A 240 Tp 304 stainless steel material shall be limited to a maximum thickness of 5/8".

Vertical uphill weldsin excess of 5/8"

> 3 in thickness shall be limited to a maximum electrode diameter of 5/32" and welding parameters shall not exceed -

a maximum of 130 amps and 26 volts nor shall the BOR be less than 62 sec/12".

Maximum pass thickness in welds greater than 5/8" thick shall not exceed approximately 1/d".

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y WL 200 (PAGE 2 OF 2) REV NOV 76 1

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iDcNTIFICAYlON T'S WPS-E309/83670 virt WELDING PROCEDURE SPECIFICATION paos so. 3 or 3 .

eaoovet DOWNCOMER BRACING - NUCLEAR POWER PLANT a c v. uo. 3 custoutaCOMMONWEALTH EDISON ev TJL ontt 4/8/80 _

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GENERAL WELDING TECHNIQUE

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... e .* w.id t i= i,* c ,, . v.ii Te.=i s.o.a. I o nei .. L .v ., e. . s.. . tv  %,.i iv.ei.: unus s m- j Stringer As :MA 3/32"O E309-15 60-100 23-26 --- 54 30 Beads Reg'd 1/8"D 60-100 23-26 --- 85 53 i-5/32"0 100-145 23-26 ---

93 59 3/16"D 130-2,30 24-27 --- 90-45 3/32"0 E309-16 60-100 19-22 ---- 6540 1/8"O 70-110 23-26 ---- 108 55 5/32"0 110-170 24-26 --- 105 57 3/16"0 160-240 24-27 ---

77 50

  • Vertical Uph 11 welds and overhead welds may be deposi ted usinc a weave technique JOINT DETAll - See contract drawings for applicable joint details and dimensions.

( VERTICAL HORIZONTAL OVERHEAD & 00WN nn

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