ML13317B504

Submits Data Demonstrating That Steel Weld Strengths Exceed Base Metal Strengths & That Procedures Producing non-ductile Welds Not Utilized on Stainless Steel Piping,Per SEP Topic III-6.W/21 Oversize Encls

ML13317B504
Person / Time
Site:	San Onofre
Issue date:	04/16/1986
From:	Medford M Southern California Edison Co
To:	Lear G Office of Nuclear Reactor Regulation
Shared Package
ML13317B505	List: ML13317B504 ML13317B506 ML13317B508 ML13317B509 ML13317B511 ML13317B513 ML13317B522 ML13317B536 ML13317B550 ML13317B562 ML13317B577 ML13317B590 ML13317B606 ML13317B613 ML13317B614 ML13317B616 ML13317B619 ML13317B622 ML13317B633 ML13317B637 ML13317B641 ML13317B643 ML13317B648
References
TASK-03-06, TASK-3-6, TASK-RR NUDOCS 8606300189
Download: ML13317B504 (5)

Text

Enclosure 1 Drawing 3246-N-1585 Schedule of Field Welding Procedures

APPENDIX TO INDEX A. Welding Procedure Designations

1.

Pl, P8, etc. describes the base material "P Number" to be welded.

2.

Basic welding processes is/are identified by capital letters.

A -

Shielded Metal-Arc Welding (SMAW)

E -

Electroslag Welding (ESW)

F -

Flux Cored-Arc Welding (FCAW)

G -

Electrogas Welding (EGW)

M -

Gas Metal-Arc Welding (GMAW)

P -

Plasma Arc Welding (PAW)

S -

Submerged Arc Welding (SAW)

T - Gas Tungsten-Arc Welding (GTAW)

X -

Oxyacetylene Welding (FGW)

3. Standard letter designations describe variations:

a - Automatic welding Ag - Argon gas purging b -

Backing Strips or Tape c -

Cellulosic electrodes (EXX10)

Clad -

Cladding or overlay welding CVN - Charpy V-Notch impact tested d - Downhill progression for vertical position welding du - Combination downhill root pass and uphill filler pass progression for vertical position welding bf -

Backing, Solar-Flux I -

Consumable Insert ITP -

Impact Tested Procedure (CVN and Dropweight tests)

Lh - Low-hydrogen electrodes (Exxl5,16 or

18) for welding Pl and P3 materials Ng -

Nitrogen gas purging o -

Machine welding r - Horizontal roll welding of pipe u - Uphill progression for vertical position welding (used only when needed to separate procedures for filing)

4. Other designations and information often enclosed by parenthesis:

(F-XX) -

Where XX indicates an electrode F Grouping number.

(Structural) -. An AWS Code or.structural use only procedure.

(AX) -

Where X indicates an A analysis of the filler metal.

(Rebar) -

Rebar welding only.

Appendix to Index Page Two December 23, 1975 (A-Co2) -

Argon and Carbon Dioxide Shielding Gas used.

(2-1/2Ni) -

Filler metal information here indicating 2-1/2%

Nickel.

(Seal Weld) -

Special use procedure for seal welds.

(CVN)

Charpy V-Notch Tested.

(STUD) -

Stud Welding.

B. Designations of various standards GWS-DM - Dissimilar Metal combinations of carbon and low alloy steels to stainless and nickel alloys.

GWS-FM - Mild steels and low alloy steels including ferritic and martensitic stainless steels.

GWS-NF - Nonferrous alloys except nickel-base alloys.

GWS-SN - Austenitic stainless steels and nickel-base alloys.

GWS-Structural -

Structural applications normally encountered under AWS (Dl.l) and AISC Codes.

GBS-FM -

General brazing standard of ferrous materials.

GBS-NF - General brazing standard of nonferrous materials.

GSS-NF - General soldering standard of nonferrous materials.

PHT - Postweld heat treatment standard WQ-F, WQ-FN -

Welder qualification standard BQ Brazer qualification standard nil)

BPC Welding Procedure Designations and Abbreviations 0

BPC Welding Procedure P1-AT-Lh-f