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2012 May Issue
Full Table of Contents
Oxygen Steelmaking |
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About the Cover
The AISTech 2012 photomontage is a depiction of the technologies, products and people of the steel industry. AISTech 2012, held at the Georgia World Congress Center in Atlanta, Ga., USA, is the premier technology event and largest steel exposition in North America. Featured is Maryemily Slate, general manager, Nucor Steel Auburn Inc., Auburn, N.Y.
Image created by Christopher P. Brown, lead graphic designer,
Association for Iron & Steel Technology.
Full magazine available in the Members Only Area. |
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Technical Features Table of Contents |
| 261 |
Insulating Firebrick — Maximizing Energy Savings in Iron and Steel Applications Through Product Selection
Andy Wynn,
project director, Morgan Ceramics Dalian, Dalian, China,
andy.wynn@morganplc.com;
Ermanno Magni,
manager — technical product application Europe, Thermal Ceramics Italiana s.r.l.,
Lodi, Italy,
ermanno.magni@morganplc.com;
Massimiliano Marchetti,
Thermal Ceramics Italiana s.r.l., Lodi, Italy;
Steve Chernack,
applications engineering manager, Morgan Thermal Ceramics North America, Augusta, Ga., USA,
steve.chernack@morganplc.com;
Chris Johnson,
product manager, Morgan Thermal Ceramics North America, Augusta, Ga., USA,
chris.johnson@morganplc.com
Differences in performance can be achieved by a wide range of insulating firebricks (IFBs) currently available. Since suppliers manufacture IFBs by different techniques, the brick microstructures can be very different, leading to a wide variety of thermal conductivities within the same class of product. |
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| 270 |
Two World-Class, Super-Sized, Modern Blast Furnaces Blow-In and Operation Results
Top row: Wei-Dong Zhang, vice director of manufacturing department; Li-Jun Ren, director of production and technology division — ironmaking department; and Hai-Bo Shen, ironmaking system engineer, ironmaking department, Shougang Jingtang United Iron and Steel Co. Ltd., Hebei, China, zwd11967@vip.sina.com, renlijun1306@sina.com, shb65@sina.com),
Bottom row: Zhi-Ming Guo, ironmaking engineer, ironmaking department, Shougang Jingtang United Iron and Steel Co. Ltd., Hebei, China; and Morgan W. Meng, vice president — Asia, Magneco/Metrel Inc., Beijing, China (zhiming9702@sohu.com, meng@magneco-metrel.com)
Two of the world’s largest blast furnaces with an effective inner volume of 5,500 m3 have been blown-in successfully in China. The technologies incorporated offer valuable reference for future super-sized blast furnace projects. |
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279 |
Design and Installation of In-Duct Peak Temperature Control System at
CMC Steel South Carolina
Sam Matson,
CMC Steel, Seguin, Texas, USA,
sam.matson@cmc.com;
Christy Hofherr,
Spraying Systems Co., Wheaton, Ill., USA,
christy.hofherr@spray.com;
Dan Vidusek,
Spraying Systems Co., Wheaton, Ill., USA,
dan.vidusek@spray.com
Installation of an in-duct peak temperature control system in the direct evacuation system can effectively cool the gas and reduce the baghouse operating temperature. This paper will review the key design parameters, installation and operation of the in-duct peak temperature control system at CMC Steel South Carolina. |
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284 |
Hyundai Steel Co.’s New Dangjin Works Blast Furnace No. 1 — A Success Story
Nam-Soon Park,
executive vice president, Hyundai Steel Co., Chungnam, South Korea,
nspark@hyundai-steel.com;
Jai-Cheon Kim,
director, Hyundai Steel Co., Chungnam,
South Korea,
jckim@hyundai-steel.com;
Georges Rassel,
chief operations officer, Paul Wurth S.A., Luxembourg, Luxembourg,
georges.rassel@paulwurth.com;
Olli Antola,
senior project manager, Paul Wurth S.A., Luxembourg, Luxembourg;
Robert G. Goffin,
senior manager — marketing, Paul Wurth S.A., Luxembourg, Luxembourg
robert.goffin@paulwurth.com
This work highlights the modern features of the new blast furnace No. 1 at Hyundai Steel Dangjin plant and will describe its successful construction, start-up and operation. Also outlined will be plant-wide environmental undertakings and the progress on the new blast furnace No. 2 at Dangjin Works. |
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293 |
Exchange of Converters at voestalpine Stahl, Linz, Austria
Helmut Lechner,
sales — converter steelmaking, Siemens VAI Metals Technologies GmbH, Linz, Austria
lechner.helmut@siemens.com;
Gerald Wimmer,
head of technology — converter plants, Siemens VAI Metals Technologies GmbH, Linz, Austria,
gerald.wimmer@siemens.com;
Herbert Moser,
vice president — continuous casting, voestalpine Stahl GmbH, Linz, Austria,
herbert.moser@voestalpine.com
The converters were exchanged at voestalpine Stahl, in Linz, Austria. The benefits experienced after conducting this revamp include a plant capacity increase, metallurgical yield increase and significant cost reductions. |
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300 |
Automation and Drive Replacement
for the CSN LLC 2-Stand Reversing Cold Mill
Thomas Richards,
TMEIC Corp., Roanoke, Va., USA ,
thomas.richards@tmeic.com;
Gary Sinders,
CSN LLC, Terre Haute, Ind., USA,
gsinders@csnllc.com
CSN LLC renovated its 2-stand reversing cold mill in Terre Haute, Ind. This paper describes the new and improved functionality, strategy for implementation with minimal downtime, buy-in from project stakeholders, and results and benefits. |
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