|
|
|
June
2004 |
Steel
Dynamics, Pittsboro Plant: A Revitalized SBQ Bar Mill
Norman L. Samways,
Ph.D., Technical Consultant, Pittsburgh, Pa.
Upgrades
and modifications at the Pittsboro, Ind., bar mill of Steel
Dynamics Industries have not only provided a more diverse
product mix, but also enhanced operational efficiency. Flexibility
in product lines is a key element in the company’s future
plans. |
Exfoliation
Corrosion on Dofasco’s No. 1 Continuous Caster
Graeme Lake and Robyn Dufresne, Dofasco,
Hamilton, Ont., Canada; and Stuart D. Klatskin, Regional Technology
Manager, GE Infrastructure Water &Process Technologies,
Oakville, Ont., Canada (stuart.klatskin@ge.com)
A
corrosion inhibitor can help eliminate exfoliation corrosion
and reduce general corrosion. Trials at Dofasco’s No.
1 continuous caster demonstrated that protection from exfoliation
of new and cleaned metal and a significant reduction in overall
corrosion rates are achievable. |
Recycling of Ladle Slag and Spent Refractories by Injection
Into an EAF
Sergio Porisiensi, Ferriere Nord S.p.A.,
Osoppo, Udine, Italy (sporisiensi@pittini.it)
Ferriere Nord, Italy, recently implemented
a prototype plant that can replace part of the lime loaded
into the furnace in order to form slag. This recycling method
signifies substantial savings and avoids adding to environmental
waste, without negatively affecting
production or process performance.
|
A Creative Approach to RCRA Corrective Action at an
Integrated Steel Plant
Mark Vignovic,
Director — Environmental Control, Weirton Steel Corp.,
Weirton, W.Va.; Donald C. Bluedorn II (pictured), Babst, Calland,
Clements & Zomnir, PC, Pittsburgh, Pa.; and David N. Olson,
Civil & Environmental Consultants Inc., Export, Pa. (mark.vignovic@weirton.com)
Weirton
Steel has implemented RCRA corrective action at its facility
that is fully protective of the environment and has resulted
in considerable cost savings. The company’s approach
is summarized in this article, along with the relative pros
and cons of using such an approach at other facilities. |
NSR Reform: Update on the New Regulations
and Their Impact on Air Permitting
Michael H. Winek (left),
Attorney, Babst, Calland, Clements & Zomnir PC, Pittsburgh,
Pa.; and Ronald L. Hawks (right), Director — Compliance
and Engineering, Environmental Quality Management, Durham,
N.C. (rhawks@eqm-rtp.com)
Recent revisions to the Clean Air Act have directly impacted
the manner in which iron and steel facilities are operated
and maintained. Key portions of these recent changes and the
impact on the steel industry are discussed in this article. |
Boiler
and Combustion Safety — What You Don’t Know Can
Kill You!
John Puskar, Principal, Combustion
Safety Inc., Cleveland, Ohio (jpuskar@cec-consultants.com)
Combustion
equipment safety is often an anomaly at many facilities, sometimes
causing equipment failure that can lead to loss of life. This
article discusses the challenges and benefits of instituting
state-of-the-art testing programs that ensure the safe operation
of boiler and combustion equipment. |
|
|
 |
