DGS Metallurgical Solutions, Inc.

DGS Metallurgical Solutions, Inc.


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View the qualifications for Doug Stalheim - technical consultant and metallurgical engineer
Read about our Steel and Aluminum Processing experience and capabilities
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View the list of Technical Papers and Presentations we have completed

Technical Papers and Presentations by DGS Metallurgical Solutions, Inc.

Papers

“The Use of High Temperature Processing (HTP) Steel for High Strength Oil and Gas Transmission Pipeline Applications” – Proceedings and Presentation Fifth International Conference on HSLA Steels, Chinese Society of Metals, China, November 2005.

“Alloy Designs for High Strength Oil and Gas Transmission Linepipe Steels” - Proceedings and Presentation International Symposium of Microalloyed Steels for the Oil and Gas Industry, CBMM/TMS, Brazil, January 2006.

“Ferrite/Acicular Ferrite Alloy Designs for API X80 Gas Transmission Linepipe Steels” –Proceedings and Presentation at Modern Steels for Gas and Oil Transmission Pipelines, Problems and Prospects, International Seminar, Moscow, Russia, March 2006.

“Micromechanics of Embrittlement of Materials for Hydrogen Delivery” - A collaboration with the University of Illinois, Sandia National Laboratories, and Oak Ridge National Laboratories. Proceedings and Presentation at the 6th ASME International Pipeline Conference, Calgary, Canada, September 2006.

“The Role of Niobium in High Strength Oil and Gas Transmission Linepipe Steels” - Presented at the 6th ASME International Pipeline Conference, Calgary, Canada, September 2006.

“The Role of Continuous Cooling Transformation Diagrams for High Strength Oil and Gas Transmission Pipeline Steels” - Proceedings and Presentation at the 6th ASME International Pipeline Conference, Calgary, Canada, September 2006.

“The Application of High Temperature Processing (HTP) Steels for Oil and Gas Transmission Pipelines” - Proceedings and Presentation at IBP Rio Pipeline Conference & Exposition 2007, International Pipeline Conference, Rio de Janeiro, Brazil, October 2007.

“The Development of High Temperature Processing (HTP) Pipeline Steels at Nanjing Iron and Steel Company, Nanjing China” - Proceedings and Presentation at IBP Rio Pipeline Conference & Exposition 2007, International Pipeline Conference, Rio de Janeiro, Brazil, October 2007.

“Alloy Design Concepts for High Strength Coil for Gas Transmission Spiral Pipe” – Proceedings and Presentation at International Seminar on X80 and Higher Grade Pipe Line Steel 2008, Xi’an, China, June 2008.

“Continuous Cooling Transformation Diagrams Use in Material Design for Pipeline Steels” – Proceedings and Presentation at 3rd Baosteel Biennial Academic Conference (BAC) 2008, Shanghai, China, September 2008.

“Metallurgical Considerations for Commercial Steels used for Hydrogen Service” - Proceedings and Presentation at Hydrogen08 Conference, Jackson Hole, WY USA September 2008.

“Effect of Microstructure on Hydrogen Embrittlement Characteristics of Selected Pipeline Steels” - Presented at Hydrogen08 Conference, Jackson Hole, WY USA September 2008.

“Optimization Considerations for New or Revamped Plate/Steckel Mills” – Proceedings and Presentation at Rolling and Processing Conference ’08, Linz, Austria, September 2008.

“Improved DWTT Performance on Heavy Gauge API Plate and Coil from 150 and 180 mm Thickness Slab at Nanjing Iron and Steel Company, Nanjing China” – Proceedings and Presentation at the 7th ASME International Pipeline Conference, Calgary, Canada, September 2008.

“The Development of X80 Steel Plate and Coil for the 2nd West-East Pipeline Project, Nanjing Iron and Steel Company, Nanjing China” - Proceedings and Presentation at the 7th ASME International Pipeline Conference, Calgary, Canada, September 2008.

“Modern High Strength Steels For Oil and Gas Transmission Pipelines” - Proceedings and Presentation at the 7th ASME International Pipeline Conference, Calgary, Canada, September 2008.

“ASME B31.12 Hydrogen Piping and Pipeline Code Design Rules and their Interaction with Pipeline Materials Concerns, Issues and Research" -  Proceedings of PVP2009,  2009 ASME Pressure Vessels and Piping Division Conference, Prague, Czech Republic, July 2009.

“The Development of Wide Plate/Coil Capabilities for Linepipe Production at Welspun Gujarat Stahl Rohren, LTD. India” – Proceedings and Presentation at Association for Iron and Steel Technology ASITech09 Conference, St.  Louis, MO USA, May 2009.

“Identification and Investigation of Continuous Cast Slab and Billet Defects” – Proceedings and Presentation at Roundtable Meeting on the Quality Control of Billets, Slabs and Beams of Nb-bearing Steels – CITIC/CBMM, Beijing, China, June 2009.

“Development and Capability of High Temperature Processing (HTP) Pipeline Steel at Nanjing Iron and Steel Company” - Proceedings and Presentation at Pipeline Technology09 Conference, Oostende Belgium, October 2009.

“Production of Fine Grained As-rolled Structural Plate Steels” - Proceedings and Presentation at Association for Iron and Steel Technology ASITech10 Conference, Pittsburgh, PA, MO USA, May 2010.

“Fracture and Fatigue of Commercial Grade API Pipeline Steels in Gaseous Hydrogen” - Presentation and Proceedings of the ASME 2010 Pressure Vessels & Piping Division / K-PVP Conference, Bellevue, WA USA, July 2010.

“Hot Rolling Operational and Metallurgical Considerations for Value Added Microalloyed Bearing Steels” - Presentation and Proceedings of the Chinese Society of Metals 10th International Conference on Steel Rolling, Beijing, China, September 2010.

“Guidelines for Production of API Pipelines Steels Suitable for Hydrogen Induced Cracking (HIC) Service Applications” - Proceedings and Presentation at the 8th ASME International Pipeline Conference, Calgary, Canada, September 2010.

“Microstructure and Mechanical Property Performance of Commercial Grade API Pipeline Steels in High Pressure Gaseous Hydrogen” - Proceedings and Presentation at the 8th ASME International Pipeline Conference, Calgary, Canada, September 2010.

“Steckel Mill Operational and Microalloy Considerations” - Proceedings and Presentation at Chinese Society of Metals First International Conference on Advanced Steels 2010, Guilin City, China, November 2010.

“Fundamentals of Optimized Metallurgy and Production of Structural Plate” - Proceedings and Presentation at International Symposium of Niobium Bearing Structural Steels, New Delhi, India, April 2011.

“Slab and Level 2 Automation Design Guidelines for Optimum Metallurgy and Productivity for Plate and Steckel Mills” - Proceedings and Presentation at The 6th International Conference on High Strength Low Alloy Steels (HSLA Steels 2011), Chinese Society for Metals, Beijing China, June 2011.

“Metallurgical Optimization of Microalloyed Steels for Oil and Gas Transmission Pipelines” - Proceedings and Presentation at The 6th International Conference on High Strength Low Alloy Steels (HSLA Steels 2011), Chinese Society for Metals, Beijing China, June 2011.

“Fundamentals of the Generation of Fine Grain As-rolled Structural Steels” - Proceedings and Presentation at AIST International Symposium on the Recent Developments in Plate Steels, Winter Park, Colorado USA, June 2011.

“Key Operational and Metallurgical Parameters for Production of Structural Plate Steels” - Proceedings and Presentation at AIST International Symposium on the Recent Developments in Plate Steels, Winter Park, Colorado USA, June 2011.

“Fracture toughness and fatigue crack growth of x80 pipeline steel in gaseous hydrogen” - Proceedings of the ASME 2011 Pressure Vessels & Piping Division / K-PVP Conference, Baltimore, MD, USA, July 2011.

Presentations

The Metallurgy of Steel and Aluminum - Basic 8 hour Metallurgical Training Course on Steel and Aluminum.

“Materials Solutions for Hydrogen Delivery in Pipelines” - Summary of US Department of Energy Funded Research and Development Effort of Hydrogen Fuel Cells and Infrastructure Technologies Program, US Department of Energy Workshop, Augusta, GA USA, August 2005.

“The Use of Microalloyed Steels for Steckel Mill Rolling of Plate and Coil” - Short Course of Practical Use of HSLA Steels in Steckel Mill Rolling including API Grades. Presented at “International Symposium of Steckel Mill Processing Technology”, Nanjing, China, September 2005.

The Use of Microalloyed Steels for Rolling of Plate and Coil” - Basic 2 hour Course on the Practical Use of HSLA Steels in Rolling of Plate and Coil including API Grades. Presented at Baoshan Steel and Shagang Steel, China, September 2005.

“ On the Development of Fracture Criteria for Hydrogen Embrittlement of Pipeline Steels” - Discussion on Fracture Mechanics in Hydrogen Embrittlement of API Pipeline Steel. A collaboration with the University of Illinois, Sandia National Laboratories, and Oak Ridge National Laboratories. Presented at ASTM TF G.01.06.08 Hydrogen Gas Embrittlement Workshop, Dallas , Texas USA , November 2005.

“API Pipeline Steels Training” - Short 4 hour course on the design of pipelines, alloy design to meet the pipeline requirements, equipment capability and layout, physical property of skelp and pipe, and field weldability. Presented at Nanjing Steel, China, November 2005.

“Materials Solutions for Hydrogen Delivery in Pipelines” - Summary of US Department of Energy Funded Research and Development Effort of Hydrogen Fuel Cells and Infrastructure Technologies Program, Arlington VA USA, May 2006.

“The Use of Microalloyed Steels for Steckel Mill Rolling of Plate and Coil - Modified” - Short Course of Practical Use of HSLA Steels in Steckel Mill Rolling including API Grades Highlighting the use of HTP Steels. Presented at “International Symposium of Niobium Processing Technology”, Beijing and Anyang, China, June 2006.

“Material Challenges in the Use of High Strength Steel Pipelines for High Pressure Hydrogen Gas Transmission” - 2nd Hydrogen Panel Forum “Hydrogen Pipeline Transmission: Updates and Opportunities”, 6th ASME International Pipeline Conference, Calgary, Canada, September 2006.

“Alloy Designs and Property Evolution during Pipemaking for High Strength Oil and Gas Transmission Linepipe Steels” - CBMM/CITIC Symposium on Development, Specifications and Welding of High Strength Linepipe, Beijing China, December 2006.

“Alloy Design, Processing, Microstructure and Property Evolution during Pipemaking of X80 HTP Steels” - CBMM/CITIC Symposium Line Pipe Steel Metallurgy and Pipe Supply in the New Millennium, Beijing China, August 2007.

“Materials Solutions for Hydrogen Delivery in Pipelines” - Department of Energy Pipeline Working Group for Hydrogen Delivery, Sandia National Laboratory, Livermore, CA USA February 2008.

“Materials Solutions for Hydrogen Delivery in Pipelines-Peer Review” – Department of Energy Peer Review Meeting for Hydrogen Delivery, Arlington, VA USA, June 2008.

“Materials Solutions for Hydrogen Delivery in Pipelines - Update” – Department of Energy Pipeline Working Group for Hydrogen Delivery, Jackson Hole WY USA, September 2008.

“Alloy/Processing/Microstructure Designs for High Strength Transmission Pipeline Steels” - Department of Energy Pipeline Working Group for Hydrogen Delivery, Jackson Hole WY USA, September 2008.

“Plate & Plate –Steckel Mill Technology Workshop” - SiemensVAI Internal Training at NAMTEC, Sheffield, UK, January 2009.

"Materials Solutions for Hydrogen Delivery in Pipelines-Peer Review” – Department of Energy Peer Review Meeting for Hydrogen Delivery, Arlington, VA USA, May 2009.

“Materials Solutions for Hydrogen Delivery in Pipelines - Update” – Department of Energy Pipeline Working Group for Hydrogen Delivery, NIST Boulder, CO USA, August 2009.

“Alloy/Processing/Microstructure Designs for High Strength Transmission Pipeline Steels” – Technical Visits at Xinyu Steel, Shougang Steel, Jinan Steel, Anyang Steel, Baotou Steel – China, March/August 2009.

“Metallurgical Training - Structural Plate Steel Production” - Process Engineering Training at Nanjing Iron and Steel Company, Nanjing China, April 2010.

“Basic Training - Heat Treatment of Structural, Abrasion Resistant and Armor Plate” - Process Engineering Training at Nanjing Iron and Steel Company, Nanjing China, August 2010.

Materials Solutions for Hydrogen Delivery in Pipelines-Peer Review” – Department of Energy Peer Review Meeting for Hydrogen Delivery, Washington, DC USA, June 2010.

“Materials Solutions for Hydrogen Delivery in Pipelines-Peer Review” – Department of Energy Peer Review Meeting for Hydrogen Delivery, Arlington, VA USA, May 2011.

 

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For more information, please contact:
Doug Stalheim
DGS Metallurgical Solutions
Vancouver, WA - USA
Phone: (360) 713-2407
Fax: (360) 882-1775
Email: dgstalheim@dgsmet.com

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