API TR 6MET

Metallic Material Limits for Wellhead Equipment Used in High Temperature for API 6A and 17D Applications, Second Edition
standard by American Petroleum Institute, 08/01/2018

API TR 939-D

Technical Report 939-D – Stress Corrosion Cracking of Carbon Steel in Fuel Grade Ethanol: Review and Survey, Second Edition, Includes Addendum 1 (2013)
standard by American Petroleum Institute, 05/01/2007

API TR 939-D

Technical Report 939-D – Stress Corrosion Cracking of Carbon Steel in Fuel Grade Ethanol: Review and Survey
standard by American Petroleum Institute, 10/22/2003