Duplex World Conference program
Conference & Expo
2024
14 NOVEMBER
10.00 – 11.00 Keynote : Duplex stainless steel , the cost-effective and long-lasting ‘ workhorse ’ for offshore and subsea applications . Atle Qvale , Principal Engineer , Subsea Design AS
11.00 – 11.30 Coffee break
11.30 – 13.00 Metallurgy and characterisation Moderator : Kasra Sotoudeh , TWI
• Recovery behaviour during hot working of lean duplex . Masatomo Kawa , Nippon Steel Stainless Steel Corporation
• Detection of sigma phase in duplex stainless steelwith the use of the DL-EPR technique . Pietro Cetto , PhD Student , Politecnico di Milano
• The effect of small percentages of detrimental phases on the impact and corrosion properties of a super duplex . Raquel Rodríguez , Tubacex Innovación
• The influence of composition and microstructure on the HAZ toughness of lean duplex stainless steels . Kayoung Choi , POSCO Stainless Research Group
13.00 – 14.00 Lunch
14.00 HEAT EXCHANGER WORLD ROOM 1 Supply chain & availability issues – a panel discussion Moderator : Barinder Ghai
Join the discussion as our experts representing EPCs , end-user companies , fabricators , and manufacturers discuss issues they most commonly face affecting the supply chain . Topics covered include the availability of grades and product forms , supply bottlenecks , material restrictions , etc and how these can be alleviated . The discussion will also feature an extensive Q & A with an audience . 1 . Kelvion 2 . Petronas 3 . Janardhan Saithala , Petroleum Development Oman 4 . Alfa Laval
11.30 – 13.00 Manufacturing advancements of duplex stainless steel Moderator : John Houben , ExxonMobil Research & Engineering
• Duplex stainless steel low finned heat exchanger tubing learnings . John Houben , ExxonMobil
• Stress relief annealing . Marina Melo Gontijo & Dr Yassar Ghanimi , Andritz AG
• An alternative to quarto plates : enhancing fabrication profitability with innovative thick duplex and super duplex coil offerings . Lucas Kling , Aperam Stainless Europe
14.00 – 15.30 Material selection Moderator : Dr Yassar Ghanimi , Andritz AG
• Case study on the failure of duplex stainless steel heat exchanger from thermal shock . Immad Ovais Rohela , Olaya Descon Industrial Co Ltd
• What is the maximum operating “ time-temperature ” for duplex stainless steel ? Jan Jonsson , Outokumpu
• The safe use of duplex stainless steel weldments at elevated temperatures . Sten Wessman , Swerim AB
• Innovations in thin duplex 2205 : precision fabrication and material excellence . Lucas Kling , Aperam Stainless Europe
15.30 – 16.30 Refreshments and closing www . stainless-steel-world-duplex . com 53