REG SSTD-8070-0015-WELD REV A-2012 Gas Tungsten ARC Weld (GTAW) Procedure for Carbon Steel (P-1 Group No 1 or 2).pdf

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1、 SSTD-8070-0015-WELD Revision Basic April 2012 National Aeronautics and Space Administration John C. Stennis Space Center Stennis Space Center, MS 39529-6000 John C. Stennis Space Center GAS TUNGSTEN ARC WELD (GTAW) PROCEDURE FOR CARBON STEEL (P-1, GROUP NO. 1 OR 2) Original signed by Richard Harris

2、_04/03/12 NASA SSC Center Operations Operations and Maintenance Division Issued by Issued CEF 04/11/12 Central Engineering Files RELEASED - Printed documents may be obsolete; validate prior to use. Provided by IHS Not for ResaleNo reproduction or networking permitted without license from IHS-,-,-Ste

3、nnis Standard SSTD-8070-0015-WELD Basic Number Rev. Effective Date: April 3, 2012 Review Date: April 3, 2017 Page 2 of 13 Responsible Office: NASA SSC Center Operations Directorate SUBJECT: GTAW Procedure for Carbon Steel (P-1, Group 1 or 2) Document History Log Revision Date Originator/ Phone Descr

4、iption Basic 04.03.2012 Doug Dike Ext. 8-2803 Initial release. Supersedes SSC-34-008. RELEASED - Printed documents may be obsolete; validate prior to use. Provided by IHS Not for ResaleNo reproduction or networking permitted without license from IHS-,-,-Stennis Standard SSTD-8070-0015-WELD Basic Num

5、ber Rev. Effective Date: April 3, 2012 Review Date: April 3, 2017 Page 3 of 13 Responsible Office: NASA SSC Center Operations Directorate SUBJECT: GTAW Procedure for Carbon Steel (P-1, Group 1 or 2) Table of Contents 1.0 PURPOSE . 4 2.0 APPLICABILITY 4 3.0 REFERENCED AND APPLICABLE DOCUMENTS . 4 4.0

6、 RESPONSIBILITIES . 4 5.0 REQUIREMENTS AND PROCEDURES. 4 6.0 RECORDS AND FORMS 5 7.0 ACRONYMS validate prior to use. Provided by IHS Not for ResaleNo reproduction or networking permitted without license from IHS-,-,-Stennis Standard SSTD-8070-0015-WELD Basic Number Rev. Effective Date: April 3, 2012

7、 Review Date: April 3, 2017 Page 4 of 13 Responsible Office: NASA SSC Center Operations Directorate SUBJECT: GTAW Procedure for Carbon Steel (P-1, Group 1 or 2) 1.0 PURPOSE This John C. Stennis Space Center (SSC) Standard (SSTD) provides for a qualified American Society of Mechanical Engineers (ASME

8、) weld procedure of Gas Tungsten Arc Welding (GTAW) of carbon steel pipe or plate for 0.1875” to 1.50” wall thickness using argon as a backing gas. 2.0 APPLICABILITY This SSTD is valid for welding of all carbon steel pipe or plate that will be used in, but not limited to, nitrogen, helium, air, and

9、hydrogen. This SSTD applies to all contractor and subcontractor personnel involved with the welding of carbon steel pipe. 3.0 REFERENCED AND APPLICABLE DOCUMENTS Applicable documents shall be the latest version unless otherwise specified. ASME Boiler and Pressure Vessel Codes, Section IX SPR 1440.1,

10、 SSC Records Management Program Requirements SPR 8715.1, SSC Safety and Health Program Requirements SSTD-8070-0013-WELD, Classes of Welding Inspection SSTD-8070-0005-CONFIG, Preparation, Review, Approval and Release of SSC Standards SSTD-8070-0014-WELD, Qualifying Welders and Welding Procedures 4.0

11、RESPONSIBILITIES Responsibilities for the use and control of this SSTD and for the review and approval of revisions or cancellation of this SSTD shall be as specified in SSTD-8070-0005-CONFIG and the applicable documents referenced therein. 5.0 REQUIREMENTS AND PROCEDURES a. All procedures shall be

12、performed in compliance with applicable requirements in SPR 8715.1, SSC Safety and Health Program Requirements. If ever there is a conflict between this SSTD and the SPR, the SPR takes precedence. b. Items denoted as essential variables in the attached weld procedure specifications (WPS) shall not b

13、e altered when using the WPS. An alternate WPS may be used only if approved prior to use by the NASA SSC Center Operations Directorate Project Management Division, the NASA SSC Engineering and Test Directorate (E validate prior to use. Provided by IHS Not for ResaleNo reproduction or networking perm

14、itted without license from IHS-,-,-Stennis Standard SSTD-8070-0015-WELD Basic Number Rev. Effective Date: April 3, 2012 Review Date: April 3, 2017 Page 5 of 13 Responsible Office: NASA SSC Center Operations Directorate SUBJECT: GTAW Procedure for Carbon Steel (P-1, Group 1 or 2) c. The attached Proc

15、edure Qualification Record (PQR), and NASA 300-1 and Welder Performance Qualification (WPQ) are the PQRs and WPQs for the original WPSs in this SSTD. When performing new qualifications, a new, approved PQR and WPQ shall be completed showing all pertinent data and results of the weld procedure qualif

16、ication. d. Welders shall be qualified in accordance with SSTD-8070-0014-WELD, Qualifying Welders and Welding Procedures. e. Inspection methods for welds shall be in accordance with SSTD-8070-0013-WELD, Classes of Welding Inspection. f. Qualification tests shall be performed on test coupons welded w

17、ith argon as the backing gases. 6.0 RECORDS AND FORMS a. Records required by the procedures of this SSTD shall be maintained in accordance with SPR 1440.1 and as specified in this SSTD. b. All records and forms are the latest version unless otherwise indicated. c. The original, signed WPS and PQR an

18、d WPQ (copies of which are provided in Attachment A of this SSTD) and the accompanying Certificate(s) of Analysis validation test documents shall be maintained in CEF together with the original, signed hardcopy of this SSTD. 7.0 ACRONYMS validate prior to use. Provided by IHS Not for ResaleNo reprod

19、uction or networking permitted without license from IHS-,-,-Stennis Standard SSTD-8070-0015-WELD Basic Number Rev. Effective Date: April 3, 2012 Review Date: April 3, 2017 Page 6 of 13 Responsible Office: NASA SSC Center Operations Directorate SUBJECT: GTAW Procedure for Carbon Steel (P-1, Group 1 o

20、r 2) Attachment A WPS RELEASED - Printed documents may be obsolete; validate prior to use. Provided by IHS Not for ResaleNo reproduction or networking permitted without license from IHS-,-,-Stennis Standard SSTD-8070-0015-WELD Basic Number Rev. Effective Date: April 3, 2012 Review Date: April 3, 201

21、7 Page 7 of 13 Responsible Office: NASA SSC Center Operations Directorate SUBJECT: GTAW Procedure for Carbon Steel (P-1, Group 1 or 2) RELEASED - Printed documents may be obsolete; validate prior to use. Provided by IHS Not for ResaleNo reproduction or networking permitted without license from IHS-,

22、-,-Stennis Standard SSTD-8070-0015-WELD Basic Number Rev. Effective Date: April 3, 2012 Review Date: April 3, 2017 Page 8 of 13 Responsible Office: NASA SSC Center Operations Directorate SUBJECT: GTAW Procedure for Carbon Steel (P-1, Group 1 or 2) Attachment 1 RELEASED - Printed documents may be obs

23、olete; validate prior to use. Provided by IHS Not for ResaleNo reproduction or networking permitted without license from IHS-,-,-Stennis Standard SSTD-8070-0015-WELD Basic Number Rev. Effective Date: April 3, 2012 Review Date: April 3, 2017 Page 9 of 13 Responsible Office: NASA SSC Center Operations

24、 Directorate SUBJECT: GTAW Procedure for Carbon Steel (P-1, Group 1 or 2) PQR RELEASED - Printed documents may be obsolete; validate prior to use. Provided by IHS Not for ResaleNo reproduction or networking permitted without license from IHS-,-,-Stennis Standard SSTD-8070-0015-WELD Basic Number Rev.

25、 Effective Date: April 3, 2012 Review Date: April 3, 2017 Page 10 of 13 Responsible Office: NASA SSC Center Operations Directorate SUBJECT: GTAW Procedure for Carbon Steel (P-1, Group 1 or 2) RELEASED - Printed documents may be obsolete; validate prior to use. Provided by IHS Not for ResaleNo reprod

26、uction or networking permitted without license from IHS-,-,-Stennis Standard SSTD-8070-0015-WELD Basic Number Rev. Effective Date: April 3, 2012 Review Date: April 3, 2017 Page 11 of 13 Responsible Office: NASA SSC Center Operations Directorate SUBJECT: GTAW Procedure for Carbon Steel (P-1, Group 1

27、or 2) Certificate of Analysis RELEASED - Printed documents may be obsolete; validate prior to use. Provided by IHS Not for ResaleNo reproduction or networking permitted without license from IHS-,-,-Stennis Standard SSTD-8070-0015-WELD Basic Number Rev. Effective Date: April 3, 2012 Review Date: Apri

28、l 3, 2017 Page 12 of 13 Responsible Office: NASA SSC Center Operations Directorate SUBJECT: GTAW Procedure for Carbon Steel (P-1, Group 1 or 2) WPQ-1 RELEASED - Printed documents may be obsolete; validate prior to use. Provided by IHS Not for ResaleNo reproduction or networking permitted without lic

29、ense from IHS-,-,-Stennis Standard SSTD-8070-0015-WELD Basic Number Rev. Effective Date: April 3, 2012 Review Date: April 3, 2017 Page 13 of 13 Responsible Office: NASA SSC Center Operations Directorate SUBJECT: GTAW Procedure for Carbon Steel (P-1, Group 1 or 2) WPQ-2 RELEASED - Printed documents may be obsolete; validate prior to use. Provided by IHS Not for ResaleNo reproduction or networking permitted without license from IHS-,-,-