Standard for welding procedure and performance qualification
By: prepared by AWS Committee on Qualification under the direction of AWS Technical Activities Committee ; approved by the AWS Board of Directors.
Series: AWS -- B2.1-84
Publisher: American Welding Society
Published: 1983
Place of publication: Miami, Fla
Language: eng
Number of pages: 131
Subjects: Welding -- Standards.; Welded steel structures -- Standards.
Notes: "Effective date: January 1, 1984."