ML18333A131
| ML18333A131 | |
| Person / Time | |
|---|---|
| Issue date: | 12/07/2018 |
| From: | Dennis Morey NRC/NRR/DLP/PLPB |
| To: | Nowinowski W Westinghouse |
| Drake J | |
| Shared Package | |
| ML18333A124 | List: |
| References | |
| BAW-2178, BAW-2192 | |
| Download: ML18333A131 (8) | |
Text
COMMENT RESOLUTION TABLE BAW-2192, Supplement 1, Revision 0, Low Upper-Shelf Toughness Fracture Mechanics Analysis of Reactor Vessels of B&W Owners Reactor Vessel Working Group for Level A&B Service Loads & BAW-2178, Supplement 1, Revision 0, Low Upper-Shelf Toughness Fracture Mechanics Analysis of Reactor Vessels of B&W Owners Reactor Vessel Working Group For Level C&D Service Loads BAW-2192 Sectio Section Page/Lin Review Technical Comment Proprietar NRC n Title e er (T) or y Marking Resolution Numbe Number Editorial ( Comment r E) 1.0 Introduction 1, 12 MR E Title for BAW-2192, Supplement 1, NA Comment Revision 0, should be "Levels A & B" incorporate vs "Level A&B" The title is correct for d.
BAW-2192PA, Revision 00 1, 31 MR E n/cm2 should be n/cm2 NA Comment incorporate d.
2.0 Regulatory Evaluation 1, 39 AN E "Regulation at" should be Regulation Comment in" incorporate d.
2, 19 MR E NUREG-2192 (SRP-SLR), NA Comment Section 4.2.2.1.2 provides guidance for incorporate USE vs NUREG-2191, which d.
references Section 4.2.2.1.2 of the SRP-SLR 3.1 PWROG Evaluation
BAW-2192 Sectio Section Page/Lin Review Technical Comment Proprietar NRC n Title e er (T) or y Marking Resolution Numbe Number Editorial ( Comment r E) 2, 44 MR T The TR was performed in accordance NA Comment with ASME Section XI, 2007 Edition, incorporate with 2008 Addenda; however, a d.
reconciliation to the 2013 Edition of ASME Section XI is discussed in Section 2.2 of the TR. This reconciliation should be acknowledged in the SE since 10 CFR 50, Appendix G requires that the current 10 CFR 50.55a Edition of ASME Section XI shall be used, which is the 2013 Edition of ASME Section XI.
2, 46 AN E E: "essentially identical to" instead of Comment "are identical in" incorporate d.
3,35 MR E Suggest TR Sections 5.3 and 5.4 NA Comment versus TR Section 5.4. Section 5.3 incorporate presents flaw extension results and 5.4 d.
flaw stability results.
3,45/46 MR E Appendix B should be revised to NA Comment Appendix A and model 6 should be incorporate Model 6B d.
3.2.1 Applicability of the Original Model to 80 Years 4, 15 AN E "0.# inch" not "0.#" without any units <-- Comment proprietary incorporate value d.
replaced BAW-2192 Sectio Section Page/Lin Review Technical Comment Proprietar NRC n Title e er (T) or y Marking Resolution Numbe Number Editorial ( Comment r E) with #, see mark-up of DSE for values 4,19 AB E #X1019 should be changed to This Comment
- .##X1019 or state #.##X1019 , which section is incorporate is approximately #X1019 appropriate d.
ly marked as proprietary proprietary value replaced with #, see mark-up of DSE for values 4,21 AB,MR E Suggest replacing "However, the 1/4t This Comment fluences" with "However, one quarter section is incorporate thickness 80-year fluence estimates appropriate d.
are approximately #.# E+19 n/cm2 for ly marked ONS, #.#0E+19 n/cm2 for Surry, and as
- .##E+19 n/cm2 for Turkey Point." proprietary Text is from TR Appendix A, Page A- <--
- 4. Based on review of 1/4t ARTs for proprietary TP and Surry (source references for value the TRs), only TP3 and TP4 each have replaced one weld with 1/4T fluence > #.# E19; with #, see all remaining welds in the TR are less mark-up of than #.#E19 at 1/4t.
BAW-2192 Sectio Section Page/Lin Review Technical Comment Proprietar NRC n Title e er (T) or y Marking Resolution Numbe Number Editorial ( Comment r E)
DSE for values 4,25 AB,MR T Revise the sentence as follows. Plots This Comment of the normalized J versus crack section is incorporate extension (a) for models 4B and 6B appropriate d.
show that the model curves are very ly marked similar, with model 6B being slightly as more conservative (i.e., lower values of proprietary Jd) at smaller crack extensions (<0.1 <--
inch) and slightly more less proprietary conservative (i.e., higher values of Jd) value at high crack extensions (> 0.# inch). replaced with #, see mark-up of DSE for values 4,35-37 MR E In general bounds are either + #Se or + This Comment
- SE in this paragraph. section is incorporate appropriate d.
ly marked BAW-2192 Sectio Section Page/Lin Review Technical Comment Proprietar NRC n Title e er (T) or y Marking Resolution Numbe Number Editorial ( Comment r E) as proprietary proprietary value replaced with #, see mark-up of DSE for values 3.2.2 Consistency with ASME Code,Section XI, Appendix K 5,44 MR,AN E Revise sentence--This method was NA Comment used in the TR. incorporate d.
3.2.3 Selection of Service Level A and B
Transients 6, 47 MR,AN E Symbol "F" for fahrenheight missing Comment incorporate d.
3.2.4 Evaluation of Extended Beltline Materials BAW-2192 Sectio Section Page/Lin Review Technical Comment Proprietar NRC n Title e er (T) or y Marking Resolution Numbe Number Editorial ( Comment r E) 7,34 MR,AN E Revise text as follows "For Surry and NA Comment TP, not..." The lower transition weld incorporate was not evaluated for Surry d.
3.2.5.1 Material Chemistry NA RH NA No comments No proprietary data 3.2.5.3 Mechanical Properties 8, 36 MR,AN E "it is conservative" instead of "is Comment conservative" incorporate d.
3.2.6 Confirmator y
Calculations 8, 43 MR T Please restrict the NA comparison/independent evaluation to the NUREG/CR-5729 cooper-fluence model to the plants within the scope of the TR. Suggest adding "; this independent evaluation using the NUREG/CR-5729 copper-fluence model is restricted to the plants within scope of the TR."
9, 4 AN E The "blue Comment (top) curve incorporate appears to d.
be gray in color in the figure BAW-2192 Sectio Section Page/Lin Review Technical Comment Proprietar NRC n Title e er (T) or y Marking Resolution Numbe Number Editorial ( Comment r E) 9, Figure MR E Figure 1 is missing from the figure The J-R Comment 1 heading lower incorporate bound d.
curve is proprietary so this Figure should be marked as proprietary.
Reference BAW-2192P, Supplemen t 1, Revision 0, Figure 5-1 BAW-2178 Sectio Section Page/Lin Review Technical Comment Proprietar NRC n Title e er (T) or y Marking Resolution Numbe Number Editorial ( Comment r E) 1.0 Introduction 1, 14 MR E Title for BAW-2178, Supplement 1, NA Comment Revision 0, should be "Levels C & D" incorporate vs "..Level C & D" The title is correct d.
for BAW-2178PA, Revision 00 3.1 Summary of the TR Content 2, 44 MR T The TR was performed in accordance NA Comment with ASME Section XI, 2007 Edition, incorporate with 2008 Addenda; however, a d.
reconciliation to the 2013 Edition of ASME Section XI is discussed in Section 2.2 of the TR. This reconciliation should be acknowledged in the SE since 10 CFR 50 Appendix G requires that the current 10 CFR 50.55a Edition of ASME Section XI shall be used, which is the 2013 Edition of ASME Section XI. Note same comment for BAW-2192.
3,12 MR E Open parenthetical (since NA Comment incorporate d.
3.2.1 Applicability of the Original Model to 80 Years BAW-2178 Sectio Section Page/Lin Review Technical Comment Proprietar NRC n Title e er (T) or y Marking Resolution Numbe Number Editorial ( Comment r E) 3, 46 MR E Change preposition--"4B of 80 years" NA Comment to 4B for 80 years incorporate d.
3.2.3.1 Selection of Level C and D
Transients 4, 45 MR E SRP 3.9.3, Revision 1 is referenced by NA Comment RG 1.161. SRP 3.93 currently at Rev incorporate 3 d.
5, 10 MR E "transient" should be transients NA Comment incorporate d.
3.2.3.2 Level C and D Service Loadings 7, 32 MR E "would resulted" should be would have Comment resulted incorporate d.
3.2.6 Confirmator y
Calculations BAW-2178 Sectio Section Page/Lin Review Technical Comment Proprietar NRC n Title e er (T) or y Marking Resolution Numbe Number Editorial ( Comment r E) 9, 44-50 MR T Please restrict the Appropriate Comment comparison/independent evaluation to ly marked incorporate the NUREG/CR-5729 cooper-fluence d.
model to the plants within the scope of the TR. Suggest to revise the sentence starting "The staff also" to read "The staff used the copper-fluence fracture toughness model for Linde 80 welds from NUREG/CR-5729 for comparison to B&W OG Model 4B; this independent evaluating using the NUREG/CR-5729 copper-fluence model is restricted to teh plants within the scope of the TR.