ML20198F416
| ML20198F416 | |
| Person / Time | |
|---|---|
| Issue date: | 11/13/1985 |
| From: | NRC |
| To: | |
| Shared Package | |
| ML20198F409 | List: |
| References | |
| REF-QA-99901022 99901022-85-01, 99901022-85-1, NUDOCS 8511140347 | |
| Download: ML20198F416 (2) | |
Text
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x APPENDIX A 99901022/85-01
}
g hi Hatch Company T
El Paso,: Texas b
~ NOTICE OF NONCONFORMANCE i
Based on the results of an-NRC inspection conducted on June 12-14, 1985, it appears.that certain of your activities were not_ conducted in accordance with
~ NRC requirements.
1.
Criterion IX of Appendix B to 10 CFR Part 50 states:." Measures shall be established to assure that special processes, including welding... are controlled and accomplished by qualified procedures in accordance with applicable codes, standards, specifications, criteria and other special requirements."
-Hatch Incorporated (HI) Quality Control Manual, Revision 6, dated March 31, 1978 states.in part "All welding shall be in compliance with American
_ elding-Society (AWS) 0-1.1-and ANSI-B31.1."
W The following were contrary to the above:
a.
Weld Procedure Specifications (WPSs) No. I and 2 were qualified to AWS D 1.1 (which addresses welding c' N se metals greater than 0.125 inches) to weld 10-14 gauge shei t Mtal (thickness less-than' O.125 inch) instead of AWS D-1.3_whi'.fi e po.inent to welding base' metals s:
less than 0.125 inch thick.
-b.
For Gas Metal Arc Welding process, AWS D-1.1 specifies that the maximum thickness permitted to be welded is that which is qualified by the Weld Procedure Specification. Contrary to this
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specification, WPSs No. 3, 4 and 5 have-been approved without specifying the weld thickness.
c.
AWS D-1.1 does not recognize welding nuts to sheet metal. Contrary to this, WPS No. 6 has been qualified and approved to weld ASTM A354 nuts to ASTM A366 sheet metal.
.d.
-One unqualified welder was permitted to perform welding..
1 2.
Criterion V of Appendix B to 10 CFR 50 states:
" Activities affecting quality'shall be prescribed by documented instructions, procedures, or drawings,~of a type appropriate....shall include quantitative or qualitative acceptance criteria determining that important activities
'have been satisfactorily accomplished."
(1). Contrary.to the above, Hatch Incorporated (HI) did not establish a procedure to crimp lugs to wires or define the acceptance criteria for inspecting the crimped connections.
8511140347 851113 hH I
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, (2) Contrary to the above, HI did not establish a procedure for
. automatically welding threaded studs to sheet metal to meet the requirements of Part 4, Section F of the AWS D-1.1.
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