ML19247A760

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Responds to IE Bulletin 79-03 Re Defects in Logitudinal Welds in ASME SA-312 Type 304 Stainless Steel Pipe Spools. Preliminary Review Identified nonsafety-related Use of Pipe at Palisades;Not in Use at Big Rock Point
ML19247A760
Person / Time
Site: Big Rock Point, Palisades  File:Consumers Energy icon.png
Issue date: 05/30/1979
From: Bixel D
CONSUMERS ENERGY CO. (FORMERLY CONSUMERS POWER CO.)
To: James Keppler
NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION III)
References
IEB-79-03, IEB-79-3, NUDOCS 7908020272
Download: ML19247A760 (1)


Text

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May 30,1979 Mr Ja=es G Keppler Of# ice of Inspectica and Enforce =ent Pegicu III US Nuclear Regulatory Cc==issien T99 Rocsevelt Read Glen Ellyn, IL 60137 EOCKETS 50-155 and 50-255 - LICE'iSES EPB 6 and EPR BIG PCCK PCI3T AND PALISAEES PLAN ~'S - RESPONSE TO II 3CJ.2 TIN 79-03: DEFICTS IN STDIESS STEEL PI?E SPCOLS Ihe subject Bulletin, forwarded by NEC letter dated March 12, 1979, reported defects found in icngitudinal velds in ASME SA-312 ?fpe 30h stainless steel pipe spools manufactured by Youngstevn Welding and Engineering Cc=pany.

Censu=ers Pcver Cc=pany was requested to deter =ine whether si=ilar pipe =anu-factured by Ycungstevn Welding and Enginee-ing. Cc=pany was in use or planned fo* use in safety-related syste=s, provide infomatien regarding such anplica-t.ns, and develop a progrs= for inspecticn of any similar pipe in safety-relat-ed use.

A pr-li=ina.-/ review of the 31g Rock Point and Palisades piping specificatiens has been perfor:ed. This review has identified no uses of velded SA-312 ?/pe 3Ch stainless steel piping at Big Ecek Pcint. At Palisades, use of such piping has been identified cnly in radicactive vaste prccessing applicatiens (ncn safe-ty-relate d).

These applicatiens are s=all diameter, icv pressure syste=s.

A detailed investiga: ice of as-built and vender inic=atien vill be conducted te veri.^/ that pipe discussed in the subject Bulletin is net used in ether applications at Eig Rcck ?" int or Palisades.

The esults of this r-riev vill be reported by July 30, 1979 b

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David A 31xel Nuclear licensing Ad=inistrater

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Di--etor, O ffice of Nuclear Pe actor Ee.vulatien Director, O ffice of Inspection and Enforce =ent x

,I 0 1 1979 7908020 172_