ML18030A060

Forwards Documentation That Microstructure of SA-216 Wcb MSIV Bodm Has Been Confirmed by Metallography as Normalized & Tempered.Info Completes Action on SER Outstanding Issue 32

ML18030A060
Person / Time
Site:	Susquehanna
Issue date:	07/16/1981
From:	Curtis N PENNSYLVANIA POWER & LIGHT CO.
To:	Schwencer A Office of Nuclear Reactor Regulation
References
PLA-882, NUDOCS 8107210373
Download: ML18030A060 (5)

Text

REGULATOR NFORMATION DISTRIBUTION S KM (RIDS)

ACCESSIONS NBR; 81072'1 0373 OOC ~ DATE.~ 81/07/16 NOTARIZED;: NO DOCKET ¹ FACIL"50 387 Susquehanna'teamt Electric Stations Unit ii Pennsylva 05000387

50. 388 Susquehanna Steam Electric Stations Uniti pennsylv~g.

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AUTHgNAME AUTHOR-AFFILIATION CURT IS g hl ~ W ~

Pennsylvania Power 8 Light Co ~

RECIPRNAMKr RECIPIENT AFFILIATION SCHWKNCKRg< ~

Licensi ng, 8 r anch 2'UBJKCT:

For war ds. documentation that microstructure of SA 216 HCB MSIV BODM has been conf armed by metal logr'aphy as nor maligned 8 tempered, Info completes action on SKR Outstanding Issue 32'ISTRIBUTI N CODE:

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TITLE'SAR/FSAR AMDTS and-Rel ated Cor'respondence NOTES:Send I8E 3 copies FSAR 8 al l amends;1 cy:BWR~LRG. PM(L;RIB)

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LA INTERNAl.'CCID KVAL BR26 CHEM KVG-BR 11 CORK PKRF BR 10.

KMRG PRP OEV 35'QUIP QUAL BR13i GEOSC IKNCKS 28 HYD/GKO BR 30.

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Q6i LIC QUAL, BR 3?.'ECH ENG BR 18 NRC POR.

0?'P LIC BR 34 PROC/TST RKV 20.

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REC IP IENT ID CODE/NAME I IC BR ¹2'C STARK,R.

04 AUX SYS BR 27 CONT SYS BR 09 EFF TR SYS BR12'MRG PRP LI C 36 FKMA~RKP DIV 39 HUM FACT ENG 40 IFC SYS BR 16 L IC-'- GUID BR 33

'slATL ENG BR 17 MPA OELD POWERS SYS'R'9 QA BR' 21 RKAC SYS BR 23 SIT'NAL BR 24 COPIES LTTR ENCL 1

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TWO NORTH NINTH STREET, ALLENTOWN, PA. 18101 PHONEr {215) 770-5151 NORMAN W. CURTIS Vice President

~ Engineering rL Construction-Nuclear 770 5381 July 16, 1981 Mr. A, Schwencer-,

Chief Licensing Branch No.

2 Division of Licensing U.S. Nuclear Regulatory Commission Washington, D.C.

20555 Docket Nos.

50-387 50-388 SUSQUEHANNA STEAM ELECTRIC STATION SER OUTSTANDING ISSUE 832 ER 100450 FILE 841-2 PLA-882 Dear'r.

Schwencer:

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JUL 2 0 1981'.s.

tttrct5Att steRAToRE rl.t CGA I5$ ICIH 4

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W. Curtis Vice President-Engineering and Construction-Nuclear CTC/mks Attachment UI Attached is the documentation that the microstructure of SA-216 WCB main steam isolation valve BODM has been confirmed by metallography as normalized and tempered.

This completes our action on SER Outstanding Issue 832.

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A ';. 'AB NO.

'SR2.350 "

I MATERIAL SPECIFICATION ASME SA216.

'.:::-."' '. .'GRADE

"'EAT NO-F634.>>"'

SPECIMEN LOCATION

'1"x"1" x 6" HEAT TRZATiIENT'ormalize 1700 V, 8 M, air ecol'; Tatper 1370 F; 8 hr

'elieve.

135 I. 8'>>zt

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'une 29, 1981,....;

WCB Test Coupon:

air cool; Stress P

<<'6 P

P

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<<".24 C,>>.70 Mn,.56 Si,';016 P,

.022 S

This report is certifie6'o be correct:.

SA216 PWCB.'teel,'eat F634 (Lab No SR1350) '""

4T Nital Etch.;.. 400X

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REI~RKS Structure consists of fine pearlite in a matrix"of'errite'.

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