USA Banner

Official US Government Icon

Official websites use .gov
A .gov website belongs to an official government organization in the United States.

Secure Site Icon

Secure .gov websites use HTTPS
A lock ( ) or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.

U.S. Department of Transportation U.S. Department of Transportation Icon United States Department of Transportation United States Department of Transportation

Evaluation of DOT 3AL 6061-T6 Cylinders to Determine the Crack Initiation Site (CIS) Which Were Detected in Cylinder's Neck Threads PDF

Document
evaluation-dot-3al-6061-t6-cylinders-determine-crack-initiation-site-cis-which-were-detected.pdf (14.3 MB)

If you have any technical questions not addressed by this or associated documents, contact Mark Toughiry, 202-366-4545.

DOT is committed to ensuring that information is available in appropriate alternative formats to meet the requirements of persons who have a disability. If you require an alternative version of files provided on this page, please contact Phmsa-accessibility@dot.gov.
Last updated: Monday, November 27, 2017