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Return to Diffusion Coatings for Components in
Coal Gasification Table of Contents
Diffusion Coatings for Corrosion Resistant Components in Coal
Gasification Systems,
Quarterly Technical Progress Report for October 1, 2003 to December 31, 2003
Krishnan, Gopala N.
Malhotra, Ripudaman
Sanjurjo, Angel
SRI International
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Table of Contents
| DISCLAIMER |
2 |
| ABSTRACT |
3 |
| LIST OF TABLES |
5 |
| LIST OF FIGURES |
5 |
| EXECUTIVE SUMMARY |
6 |
| INTRODUCTION |
7 |
| DEGRADATION OF MATERIALS IN COAL GASIFICATION SYSTEMS |
7 |
| COMPONENT MATERIALS |
13 |
| COATINGS |
15 |
| CONCLUSIONS |
15 |
| REFERENCES |
16 |
| |
|
| LIST OF TABLES |
|
| 1. Characteristics of gas streams for various coal gasifiers. |
8 |
| 2. Thermodynamically projected solid phases formed between ash
and alloy steel surfaces |
10 |
| 3. Service conditions and modes of degradation for component
materials in coal-fired system |
11 |
| 4. Materials degradation in coal-fired systems |
12 |
| |
|
| LIST OF FIGURES |
|
| 1. Allowable stresses of various alloys as a function of
temperature |
13 |
| 2. Maximum allowable stress alloys as a function of temperature |
14 |
| 