NASA SPEC 5004A : 2003

PARAGRAPH
DOCUMENT HISTORY LOG
FOREWORD
TABLE OF CONTENTS
LIST OF TABLES AND APPENDICES
1 SCOPE
  1.1 Scope
  1.2 Purpose
  1.3 Applicability
2 APPLICABLE DOCUMENTS
  2.1 General
  2.2 Government documents
  2.3 Non-government publications
  2.4 Order of precedence
3 DEFINITIONS AND ACRONYMS
  3.1 General
4 DESIGN REQUIREMENTS
  4.1 General
  4.2 Weld classifications
  4.3 Classification of weld reinspection
  4.4 Materials
  4.5 Heating requirements
  4.6 Data required in design and fabrication documentation
5 FABRICATION REQUIREMENTS
  5.1 General
  5.2 Calibration
  5.3 Materials
  5.4 Welding procedure and welder/welding operator
      performance qualifications
  5.5 Preweld operations
  5.6 Production welding
  5.7 Welding repairs
6 INSPECTION AND TESTING REQUIREMENTS
  6.1 Inspection and testing
  6.2 Certified welding inspector
  6.3 Qualification of NDT personnel
  6.4 Preweld and welding inspection
  6.5 Postweld inspection
7 NOTES
  7.1 Intended use
LIST OF TABLES
TABLE
I. Applicable Welding Codes
II. Allowable Stainless Steel Base Metal and Filler
     Metal Combinations
III. Allowable Nickel Alloy Base Metal and Filler
     Metal Combinations
IV. Filler Metal Requirements for Aluminum Piping and Tubing
V. Modified Invar 36 Filler Metal Composition
VI. Recommended Filler Metals for Selected Dissimilar Metal
     Combinations
VII. Shielding and Purging Gases
APPENDIX
A Recommended ANSI/AWS Publications

Establishes the minimum requirements for the design, fabrication (including the qualification of welders, welding operators, and welding procedures), and inspection of manual, semiautomatic, and automatic welds in aerospace ground support equipment (GSE) and related nonconventional facilities used by or for the National Aeronautics and Space Administration (NASA) with the exclusion of pressure vessels.