2019 Pittsburgh AISTech

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Sessions (14)

Revamping of GL#4 at Hoa Sen Phú Mỹ Plant (Vietnam) (Room 310)

06 May 19
9:30 AM - 10:00 AM

Tracks: Galvanizing

Speaker(s): Gordon Kohler ; Nguyen Thanh Phat
Hoa Sen is a major producer in the highly competitive Vietnamese market, with a substantial export business. To meet the demand for more and highe... More...

Combined Lines (CGL-CCL) (Room 310)

06 May 19
10:00 AM - 10:30 AM

Tracks: Galvanizing

Speaker(s): Giuseppe Callegari
Combining two different processes in the same line, e.g., galvanizing and color coating, brings a significant savings in CAPEX and OPEX. Through re... More...

Upgrade of ArcelorMittal Indiana Harbor #2 Galvanizing Line Making 2CGL Great Again (Room 310)

06 May 19
10:30 AM - 11:00 AM

Tracks: Galvanizing

Speaker(s): David Parker ; John Seaman ; Robert Vanderzee
ArcelorMittal's 1964 vintage #2 Continuous Galvanizing Line at Indiana Harbor was upgraded in 2018 to provide for increased production and access t... More...

The Stabilization of CGL Air Knives through the use of Auxiliary Jets (Room 310)

06 May 19
11:30 AM - 12:00 PM

Tracks: Galvanizing

Speaker(s): Donal Finnerty ; Frank Goodwin ; Joseph McDermid ; Samir Ziada
Air knives impinging on a moving substrate generate high intensity tonal noise and exhibit large amplitude oscillations that negatively affect the ... More...

Annealing and Galvanizing of Third-Generation AHSS Grades (Room 310)

06 May 19
2:00 PM - 2:30 PM

Tracks: Galvanizing

Speaker(s): Caesar Sasse ; Fritz Brühl ; Keith Watson
Third-generation advanced high-strength steel grades (AHSS grades) are complex materials with special chemical compositions and microstructures. Th... More...

Time Evolution of Early AHSS Oxidation (Room 310)

06 May 19
2:30 PM - 3:00 PM

Tracks: Galvanizing

Speaker(s): Bryan Webler ; Mary Story
This work examined how selective oxides evolve over time under conditions typically encountered during continuous annealing. Selective oxidation ca... More...

Oxide Stability Analysis and Characterization in a Galvannealed Dual-Phase Steel Exhibiting Coating Defects (Room 310)

06 May 19
3:00 PM - 3:30 PM

Tracks: Galvanizing

Speaker(s): Emmanuel De Moor ; Ryan Plessinger ; Sridhar Seetharaman
Higher levels of Mn, Si and other elements more reactive than Fe produce thicker, more adherent oxides that are difficult to remove during post-pro... More...

Development of an estimation model for surface roughness in a Continous Galvanizing Line (Room 310)

06 May 19
3:30 PM - 4:00 PM

Tracks: Galvanizing

Speaker(s): Jaemin Shim ; Jung-Hwan Oh ; Sang-Ho Lee
Steelmaking companies are supplying cold-rolled products to various automobile customers, and each customer requires various and suitable surface r... More...

Steel Dynamics’ New Continuous Coil Coating Line for Steel Strip (Room 310)

06 May 19
4:00 PM - 4:30 PM

Tracks: Galvanizing

Speaker(s): Duke Liddell ; Enrico Romano ; Jeff Bauman ; Nathan Wenning ; Simone Dolzan
Steel Dynamics Inc. (SDI), one of the largest U.S. steel producers, installed a 600 feet/minute and 250,000-ton/year appliance grade coil coating l... More...

Installation of Coating Equipment for Chromate-Free Products in JFE Fukuyama No. 2 CGL (Room 310)

06 May 19
4:30 PM - 5:00 PM

Tracks: Galvanizing

Speaker(s): Hidekazu Marukawa ; Takafumi Kanaya ; Teruo Horisawa ; Yoshikazu Suzuki ; Yusuke Naka
The JFE Fukuyama No. 2 continuous galvanizing line (CGL) produces galvanized steel sheets for automobiles, structural materials and home appliances... More...

Optimizing Coating Weight at U. S. Steel Midwest Plant No. 3 Continuous Galvanizing Line (Room 310)

07 May 19
10:00 AM - 10:30 AM

Tracks: Galvanizing

Speaker(s): Ivan Marincic ; J. Tham ; Kevin Young ; Mark Roberts ; Matthew McCosby ; Owen Pearcey ; Ryan Jolivet
In 2015, Hatch was engaged by a North American steel coil producer to provide a coating equipment and control system upgrade for an existing contin... More...

Unsteady Three-Dimensional Numerical Model Development for the Investigation of the Gas Jet Wiping Process on Flow Behaviors Near the Galvanizing Bath Surface (Room 310)

07 May 19
10:30 AM - 11:00 AM

Tracks: Galvanizing

Speaker(s): Florin Ilinca ; Frank Goodwin ; Kintak Raymond Yu
In continuous galvanizing line operations, the thickness and the uniformity of the zinc coating are governed by the gas jet wiping process, a compl... More...

Minimization of the N2 Dilution When Wiping in Air (Room 310)

07 May 19
11:00 AM - 11:30 AM

Tracks: Galvanizing

Speaker(s): Michel Dubois
Nitrogen wiping is a well-known technology to improve the surface quality of exposed sheet, especially the aspects of waviness and cloudiness. A st... More...

Twisting Towers to Couple Process in a Non-Linear Way (Room 310)

07 May 19
11:30 AM - 12:00 PM

Tracks: Galvanizing

Speaker(s): Michel Dubois
The use of twisting in finished product is not standard practice. The situation is quite different due to the fact that the product is thin (betwee... More...