API 941 REDLINE : 2008
Withdrawn
A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.
STEELS FOR HYDROGEN SERVICE AT ELEVATED TEMPERATURES AND PRESSURES IN PETROLEUM REFINERIES AND PETROCHEMICAL PLANTS
01-02-2024
01-01-2008
1 Scope
2 References
3 Operating Limits
4 Forms of HTHA
5 Factors Influencing HTHA
6 Inspection for HTHA
Annex A - High Temperature Hydrogen Attack (HTHA)
of 0.5Mo Steels
Annex B - HTHA of 1.25Cr-0.5Mo Steel
Annex C - HTHA of 2.25Cr-1Mo Steel
Annex D - Effective Pressures of Hydrogen in Steel
Covered by Clad/Overlay
Annex E - Summary of Inspection Methods
Annex F - Request for New Information
Bibliography
Access your standards online with a subscription
Features
-
Simple online access to standards, technical information and regulations.
-
Critical updates of standards and customisable alerts and notifications.
-
Multi-user online standards collection: secure, flexible and cost effective.