AWS B2.1.4.221 : 1999 : R2009

STANDARD WELDING PROCEDURE SPECIFICATION (SWPS) FOR GAS TUNGSTEN ARC WELDING (CONSUMABLE INSERT ROOT) FOLLOWED BY SHIELDED METAL ARC WELDING OF CHROMIUM-MOLYBDENUM STEEL (M-4/P-4, GROUP 1 OR 2), 1/8 THROUGH 1/2 IN. THICK, AS-WELDED CONDITION - 1/8 THROUGH 1-1/2 IN. THICK, PWHT CONDITION, IN515, ER80S-B2, AND E8018-B2, PRIMARILY PIPE APPLICATIONS

American Welding Society

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Foreword
Requirements for Application of SWPSs
Annex A - Guidelines for the Preparation of
          Technical Inquiries
List of AWS Documents on Welding Procedure
and Performance Qualification

Abstract

Provides information for producing an acceptable weld using the conditions and variables listed. It provides the user a significant knowledge of welding and accepts full responsibility for the performance of the weld and for providing the engineering capability, qualified personnel, and proper equipment to implement this SWPS.

General Product Information

Published
Document Type	Standard
Status	Current
Publisher	American Welding Society
ProductNote	Reconfirmed 2009
Pages
ISBN
Committee	B2