Table of Contents

1 INTRODUCTION
2 PREAMBLE
3 1975 NACE SURVEY
4 1996 UOP SURVEY
5 1998 API SURVEY
  5.1 Preliminary Survey - Broad Overview
  5.2 Interview Process
  5.3 Reactor Effluent Air Coolers
  5.4 REAC Inlet and Outlet Piping
  5.5 Water Wash Technology
  5.6 Water Sources
  5.7 Inspection
  5.8 Corrosion
  5.9 Alloy Substitution to Prevent Corrosion
  5.10 Inhibition
6 DISCUSSION AND ANALYSIS OF SURVEY RESPONSES
  6.1 General Equipment Considerations
  6.2 Nitrogen Content of the Feed
  6.3 Salt Deposition and Temperature
  6.4 Management of Corrosion
  6.5 Factors Influencing Corrosion
  6.6 Corrosion Control
  6.7 Water Washing
  6.8 Corrosion Assessment
  6.9 Flow Effects
7 CONCLUSIONS
8 FUTURE RESEARCH
APPENDIX A - PLOTS OF CORROSION SEVERITY VERSUS VARIOUS
             PARAMETERS FROM THE UOP SURVEY DATA FOR ALL
             COOLER TUBES (REFERENCE 7)
APPENDIX B - PLOTS OF CORROSION SEVERITY VERSUS VARIOUS
             PARAMETERS FROM THE UOP SURVEY DATA FOR
             REAC PIPING (REFERENCE 7)
APPENDIX C - QUESTIONNAIRE

Abstract

Provides a technical background, based on industry experience and consensus practice, for controlling corrosion in hydroprocess reactor effluent systems.

General Product Information

Published
Document Type	Standard
Status	Current
Publisher	American Petroleum Institute
Pages
ISBN