Failure analysis of HP40-Nb modified primary reformer tube of ammonia plant

Iranian Journal of Science and Technology, Transaction B: Engineering

Volumn 28, Issue 2 B, 2004, Pages 269-271

  Jenabali Jahromi, S A ^a   Naghikhani, M ^a  

^a SHIRAZ UNIVERSITY   (Iran)

Author keywords

Ammonia plant; Catalyst failure; Creep; HP40 Nb modified steel tube

Indexed keywords

AMMONIA; CATALYSTS; CREEP; ELECTRON MICROSCOPES; FURNACES; GRAIN BOUNDARIES; HEAT RESISTANCE; METHANE; MICROSTRUCTURE;

CATALYST POSIONING; METALLOGRAPHIC EXAMINATION; OVERHEATING; REFORMER TUBES;

FAILURE ANALYSIS;

AMMONIA; CREEP; FAILURE; PIPE; STEEL;

FATIGUE; STEEL;

EID: 4544373837     PISSN: 03601307     EISSN: None     Source Type: Journal    
DOI: None     Document Type: Article

References (6)

1. Dybkjaer, I. B. (1995). Tubular reforming and auto thermal reforming of natural gas-on overview of available processes. Fuel Processing Technology, 42, 85-107.
2. Sub-chemie Group (1999). Primary reformer catalyst data sheet. India, 4.
3. Sukumaran Nair, M. P. (2001). Control corrosion factor in ammonia and urea plants. Hydrocarbon Processing, 80(1), 1-10.
4. Thomas, C. W, Stevens, K. J. & Ryan, M. J. (1996). Microstructure and properties of alloy HP50Nb: comparison of as cast and service exposed materials. Materials Science and Technology, 12, 469-475.
5. Lagneborg, R. (1978). Creep fracture mechanisms, in creep engineering materials and structure, edited by G. Bernascon, G. Piatti, Applied Science Publishers LTD, 35-46.
6. .ICI Group (1999). ICI catalyst for steam reformer natural gas, 43W/033/1/CAT57, 1-19.