2019 Pittsburgh AISTech

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Sessions (20)

Effect of Allotriomorphic Ferrite Thickness on Advanced High-Strength Steel Toughness (Room 412)

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

Tracks: Metallurgy - Processing, Products & Applications

Speaker(s): Bryan Webler ; Rafael Coura Giacomin
Levels of C, Mn and Si in new advanced high-strength steel grades lead to a complex evolution of microstructure during solidification and can lead ... More...

Effect of Solution Treatment on Grain Size and Toughness of Lightweight Fe-Mn-Al-C Steel (Room 412)

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

Tracks: Metallurgy - Processing, Products & Applications

Speaker(s): Daniel Field ; Krista Limmer
An age-hardenable Fe-Mn-Al-C steel was heat treated and impact toughness tested using Charpy V-notch testing at room temperature. The solutionizing... More...

Effect of Inclusions on the Properties of High-Grade Cold-Rolled Non-Oriented Silicon Steel (Room 412)

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

Tracks: Metallurgy - Processing, Products & Applications

Speaker(s): Alexander McLean ; Li Xiang ; Pei Zhao ; Shengtao Qiu ; Yindong Yang
In this paper, the effects of the main features of the inclusions on the magnetic properties of high-grade cold-rolled non-oriented silicon steels ... More...

Advanced Continuous Annealing Technology and Application for High-Strength Steel (Room 412)

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

Tracks: Metallurgy - Processing, Products & Applications

Speaker(s): Leigang Gu ; Qiang-qiang Xia ; Xun-guo Liang ; Yeke Wang
This paper focuses on technological process and characteristics of the Yieh Phui annealing line. CISDI built a large-sized continuous annealing lin... More...

Anisotropy Evaluation of Steel Plates for Large-Diameter Pipeline Application (Room 412)

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

Tracks: Metallurgy - Processing, Products & Applications

Speaker(s): Carlos Noberto Paula da Silva ; Daniel Bojikian Matsubara ; Emanuelle Garcia Reis ; José Herbert Dolabela da Silveira ; Rafael Abreu Fraga
The anisotropy of tension properties on a steel plate can, potentially, generate catastrophic failures during application. Critical examples can be... More...

The Effect of Heat Treatment on the HAZ Microhardness and Fracture Resistance of Weld Joints of ABS EH36 150-mm Heavy Plates for Monopiles of Offshore Wind Generators (Room 412)

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

Tracks: Metallurgy - Processing, Products & Applications

Speaker(s): Eugene Goli-Oglu ; Zibrandt Greisen
The heat-affected zone (HAZ) of the weld joint of low-carbon microalloyed steel has a complex microstructural configuration. The microhardness and ... More...

Heat Transfer Modeling of an Industrial Quenching Device (Room 412)

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

Tracks: Metallurgy - Processing, Products & Applications

Speaker(s): Lis Nunes Soares ; Roberta Barros ; Vinicius Freitas Paixão
The quenching process has an important role in steel pipe production, since it results in optimized properties of the material. A better understand... More...

Practical Mitigation Procedures to Control Hydrogen-Related Damage During Production of Structural Steels (Room 412)

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

Tracks: Metallurgy - Processing, Products & Applications

Speaker(s): Douglas Stalheim
Hydrogen’s negative effect on structural steels has been well documented. However, practical solutions that need to be understood and implemented i... More...

Sample Preparation Methods for Total Hydrogen Testing (Room 412)

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

Tracks: Metallurgy - Processing, Products & Applications

Speaker(s): Michael Wowk ; Mohammad M. Rahman
Hydrogen can have various detrimental impacts on the toughness of steel, such as hydrogen embrittlement. Total and diffusible hydrogen testing was ... More...

Applications for Portable XRF, OES and LIBS Analyzers in Steel and Metals Industries: A Guide for Selection (Room 412)

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

Tracks: Metallurgy - Processing, Products & Applications

Speaker(s): Jordan Rose ; Mikko Jarvikivi
Today’s demand for “high-end” steel grades has increased. Seventy percent of the material used in automobiles is steel, and current trends include ... More...

Understanding Hydrogen Embrittlement (HE) Susceptibility of High-Strength Steels Based on Finite Element Analyses and Experimental Investigations (Room 412)

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

Tracks: Metallurgy - Processing, Products & Applications

Speaker(s): Jun Song ; Salim Brahimi ; Stephen Yue ; Tuhin Das
High-strength steels used in aerospace, fastener and automobile industries, etc., suffer from premature failures due to hydrogen embrittlement (HE)... More...

Process Optimization and Product Metallurgy in Long Products (Room 412)

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

Tracks: Metallurgy - Processing, Products & Applications

Speaker(s): Steven Jansto
The recent technological integration of both the process and physical metallurgical advancements of value-added niobium (Nb) -microalloyed long pro... More...

Development of Ti-Nb Microalloyed HSLA and UHSS on a Thin-Slab Casting and Rolling Mill (Room 412)

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

Tracks: Metallurgy - Processing, Products & Applications

Speaker(s): Daniel Yang ; Erminio Cerilli ; Jitendrakumar Patel ; Joseph Miskiw ; Kate Kuuskman ; Peng Zhang ; Sang-Hyun Cho ; Xiaoping Ma
Hot-rolled coil produced via a thin-slab casting and rolling mill was developed to meet the specifications of HSLA Gr80 and UHSS Gr90. The effect o... More...

Production of AHSS at Nucor Steel–Arkansas: Innovative Technology for the New Cold Mill Complex (Room 412)

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

Tracks: Metallurgy - Processing, Products & Applications

Speaker(s): Peter Eisenkoeck
The paper presents the project of Nucor Steel–Arkansas’ new cold mill complex (high-performance push pickling line with inline skin pass mill, S6-h... More...

Mathematical Model of Static and Dynamic Recrystallization, Roll Force and Mean Flow Stress of the Nb-Microalloyed Steels for Plain Steel Hot Roughing Mill (Room 412)

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

Tracks: Metallurgy - Processing, Products & Applications

Speaker(s): Juliana Gomes dos Santos ; Marcelo Lucas Pereira Machado
Mathematical models represent a major technological advance. They are capable of predicting the final mechanical properties and microstructural evo... More...

Non-Destructive Magnetic Measurements and Thermodynamics Calculations for Evaluation of Carburization of Tubes During Pyrolysis (Room 412)

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

Tracks: Metallurgy - Processing, Products & Applications

Speaker(s): Douglas Figueiredo Silva ; Francislaynne Dias ; Ivan Silva ; Ulrich Krupp ; Vicente Braz Trindade
Pyrolysis reactions take place in metal alloy tubes within a fired furnace operating in a temperature range of 750-900°C. The degree of carburizati... More...

Study on Phase Transition and Precipitation Behavior of FeCrAl Stainless Steel During Equilibrium Solidification (Room 412)

08 May 19
8:00 AM - 8:30 AM

Tracks: Metallurgy - Processing, Products & Applications

Speaker(s): Alexander McLean ; Jianhua Liu ; Yang He ; Yindong Yang ; Zhenqiang Deng
The phase transitions and precipitation behavior of FeCrAl stainless steel during equilibrium solidification and cooling were studied using phase d... More...

Texture and Mechanical Behavior of UNS S32205 Duplex Stainless Steel Processed by Warm, Cold Rolling and Annealing (Room 412)

08 May 19
8:30 AM - 9:00 AM

Tracks: Metallurgy - Processing, Products & Applications

Speaker(s): Dagoberto Brandão Santos ; Francislaynne Dias
In this study, the UNS S32205 duplex stainless steel (DSS) was submitted to usual thermomechanical industrial processing, and a comparison with war... More...

Evolution of Oxide Inclusions in 304 Stainless Steel Treated by Rare Earth During Isothermal Heating at 1,473 K (1,200℃) (Room 412)

08 May 19
9:00 AM - 9:30 AM

Tracks: Metallurgy - Processing, Products & Applications

Speaker(s): Jingshe Li ; Jinqiang Wu ; Maolin Ye ; Shufeng Yang ; Xueliang Zhang ; Yongfeng Chen
Evolution of oxide inclusions in 304 stainless steel treated by yttrium during 2 hours isothermal heating at 1473 K (1200℃) was investigated in thi... More...

Hardfacing and Repair of Steel Industry tools using Direct Metal Deposition (DMD) Additive Manufacturing Technique (Room 412)

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

Tracks: Metallurgy - Processing, Products & Applications

Speaker(s): Arshad Harooni ; Bhaskar Dutta
A laser based additive manufacturing technique called Direct Metal Deposition (DMD) was used to repair and hardface several steel industry tools. O... More...