Jyrki Romu
Laboratorioinsinööri
Laboratorioinsinööri
T212 Mechanical Engineering
Full researcher profile
https://research.aalto.fi/...
E-post
[email protected]
Telefonnummer
+358504319947
Publikationer
Crevice corrosion of stainless steels 904L, 2205 and 2507 in high-temperature sulfuric acid solution containing chlorides: Influence of metal cations
Mari Lindgren, Elina Huttunen-Saarivirta, Heljä Peltola, Jyrki Romu, Teemu Sarikka, Hannu Hänninen, Pekka Pohjanne
2018
Corrosion
Early stage oxidation behavior of Al- and Si-alloyed stainless steels as well as Ni-based alloys in air at elevated temperatures
Jyrki Romu, Teemu Sarikka, Mikko Heikkilä, Iikka Virkkunen, Hannu Hänninen
2018
Materials and Corrosion
Hydrogen effects on mechanical properties of 18% Cr ferritic stainless steel
E. Malitckii, Y. Yagodzinskyy, P. Lehto, H. Remes, J. Romu, H. Hänninen
2017
MATERIALS SCIENCE AND ENGINEERING A: STRUCTURAL MATERIALS PROPERTIES MICROSTRUCTURE AND PROCESSING
Käyttövarmuutta kattiloihin uusilla materiaalivaihtoehdoilla
Jyrki Romu, Hannu Hänninen, Satu Tuurna, Jouni Mahanen, Tony Puikkonen
2017
Hitsaustekniikka
Metallurgical response of weld metal to different filler metal and joint design combinations of laser-arc hybrid welded lean duplex and novel ferritic stainless steels
Miikka Karhu, Veli Kujanpää, Jyrki Romu, Teemu Sarikka
2016
34th International Congress on Applications of Lasers and Electro-Optics (ICALEO2015), Atlanta, October 18 - 22, 2015, GA, USA
Metallurgical response of weld metal to different filler metal and joint design combinations of laser-arc hybrid welded lean duplex and novel ferritic stainless steels
Miikka Karhu, Veli Kujanpää, Jyrki Romu, Teemu Sarikka
2016
Journal of Laser Applications
Insights into corrosion in dye solar cells
Kati Miettunen, Jarkko Etula, T. Saukkonen, S. Jouttijärvi, J. Halme, Jyrki Romu, Peter Lund
2015
Progress in Photovoltaics
Effect of Electrochemical Potential on Stress Corrosion Cracking Susceptibility of EN 1.4301 (AISI 304) Austenitic Stainless Steels in Simulated Hot Black Liquor
Pekka Pohjanne, Mikko Vepsäläinen, Timo Saario, Konsta Sipilä, Jyrki Romu, Tapio Saukkonen, Hannu Hänninen, Mikko Heikkilä, Juha Koskiniemi, Carl-Gustav Berg, Martti Pulliainen, Isto Virtanen, Thomas Ohligschläger
2015
Corrosion
Low Cost Ferritic Stainless Steel in Dye Sensitized Solar Cells with Cobalt Complex Electrolyte
Kati Miettunen, Sami Jouttijärvi, Roger Jiang, Tapio Saukkonen, Jyrki Romu, Janne Halme, Peter Lund
2014
Journal of the Electrochemical Society
Mechanical and corrosion properties of welded joints in new generation ferritic and duplex stainless steels
Mika Sirén, Pekka Pohjanne, Veli Kujanpää, Justus Hirn, Jyrki Romu, Hannu-Pekka Heikkinen
2014
Materials Science Forum
Effect of Alloy Composition and Temperature on Corrosion Behavior of Stainless Steels in Hot Alkaline Solutions
M. Vepsäläinen, P. Pohjanne, J. Romu, T. Saukkonen, H. Hänninen, M. Heikkilä, T. Ohligschläger, C-G. Berg, M. Pulliainen
2013
NACE Corrosion Conference & Expo, CORROSION 2013, March 17-21, 2013, Orlando, Florida, USA
Effect of Alloy Composition on Stress Corrosion Cracking Susceptibility of Duplex Stainless Steels in Hot Alkaline Sulfide Solution
Heikki Leinonen, Pekka Pohjanne, Kevin Chasse, Preet Singh, Jyrki Romu, Tapio Saukkonen, Hannu Hänninen
2012
NACE Corrosion Conference & Expo, CORROSION 2012, March 11-15, 2012, Salt Lake City, Utah, USA
Selective Dissolution and Stress Corrosion Cracking Susceptibility of Austenitic and Duplex Stainless Steels in Sulfide Containing Alkaline Solutions
Heikki Leinonen, Pekka Pohjanne, Jyrki Romu, Tapio Saukkonen, Tanja Schildt, Hannu Hänninen
2012
NACE Corrosion Conference & Expo, CORROSION 2012, March 11-15, 2012, Salt Lake City, Utah, USA
New Generation Ferritic and Duplex Stainless Steels: Preliminary Study on Mechanical and In-Service Properties of Base Materials and Welded Joints
Pekka Nevasmaa, Mika Sirén, Päivi Karjalainen-Roikonen, Justus Hirn, Jyrki Romu, Hannu Hänninen, Ville Sieppi, Hannu-Pekka Heikkinen, Timo Manninen, Jukka Säynäjäkangas
2012
65th Annual Assembly of the International Institute of Welding, July 8-11, 2012, Denver, Colorado, USA
Effect of Selective Dissolution on Stress Corrosion Cracking Susceptibility of Austenitic and Duplex Stainless Steels in Alkaline Solutions
Heikki Leinonen, Pekka Pohjanne, Tapio Saukkonen, Tanja Schildt, Jyrki Romu, Hannu Hänninen
2011
Nace Corrosion 2011 Conference & Expo, March 13-17, 2011, Houston, Texas, USA
Effect of Sodium Sulphide Addition on Selective Dissolution and Stress Corrosion Cracking Susceptibility of Austenitic and Duplex Stainless Steels in Alkaline Solutions
Jyrki Romu, Tapio Saukkonen, Tanja Schildt, Hannu Hänninen, Heikki Leinonen, Pekka Pohjanne
2011
7th European Stainless Steel Conference Science and Market, September 21-23, 2011, Como, Italy
Toughness Properties of Ferritic Stainless Steels
Raimo Levonmaa, Hannu Hänninen, Jyrki Romu
2010
Hybridipinnoitteilla lisäarvoa metallituotteille
Amar Mahiout, Jarmo Siivinen, Juha Mannila, Juha Nikkola, Riitta Mahlberg, Jyrki Romu, Risto Ilola, Outi Söderberg, Jorma Virtanen, Antero Pehkonen, Raisa Niemi, Tuomas Katajarinne, Jari Koskinen, Seppo Kivivuori, Simo-Pekka Hannula
2009
Effect of substrate deformation on functional properties of atomic-layer-deposited TiO2 coatings on stainless steel
Ladislav Straka, Hiroshi Kawakami, Jyrki Romu, Risto Ilola, Riitta Mahlberg, Mikko Heikkilä, Hannu Hänninen
2009
Thin Solid Films
Trends in Forming and Welding of Stainless Steels
Hannu Hänninen, Jyrki Romu
2008
6th European Stainless Steel Conference, June 10-13, Helsinki, Finland
Photocatalytic Activity of Atomic Layer Deposited (ALD) TiO2 Coatings on Austenitic Stainless Steels and Copper Alloys
R. Ilola, H. Kawakami, L. Straka, S. Papula, J. Romu, Hannu Hänninen, Riitta Mahlberg, Mikko Heikkilä
2008
Euromat 2007, Nürnberg, Saksa, 10.-13.9.2007
Photocatalytic Activity of Atomic Layer Deposited TiO2 Coatings on Austenitic Stainless Steels and Copper Alloys
Hiroshi Kawakami, Risto Ilola, Ladislav Straka, Suvi Papula, Jyrki Romu, Hannu Hänninen, Riitta Mahlberg, Mikko Heikkilä
2008
Journal of the Electrochemical Society
Puhtaat ympäristöystävälliset metallituotteet - Puhteet-projektin loppuraportti
Amar Mahiout, Juha Mannila, Riitta Mahlberg, Juha Nikkola, Jarmo Siivinen, Jyrki Romu, Risto Ilola, Outi Söderberg, Mika Kolari, Jari Koskinen, Simo-Pekka Hannula
2008
Soil resistant and self-cleaning surfaces of stainless steel with new Sol-gel and ALD coatings
Riitta Mahlberg, Juha Mannila, Jyrki Romu, Juha Nikkola, Risto Ilola, Outi Söderberg, Jari Koskinen, Simo-Pekka Hannula, Amar Mahiout
2008
The 6th European Stainless Steel Conference Science and Market 2008
Open-circuit potential as an indicator of damage of atomic layer deposited TiO2 on AISI 304 stainless steel
Ladislav Straka, Yuriy Yagodzinskyy, Hiroshi Kawakami, Jyrki Romu, Risto Ilola, Hannu Hänninen
2008
Thin Solid Films
Comparative Study of Nitrogen and Carbon Effects on Mechanism of Reversion of a´ Martensite to Austenite in Metastable AISI 301 Steel Grades
Yuriy Yagodzinskyy, Tapio Saukkonen, Jyrki Romu, Hannu Hänninen
2006
High nitrogen steels HNS 2006, 29-31 August 2006, Jiuzhaigou, Sichuan, China
Critical Evaluation of the Effect of Alloyed Nitrogen on the Susceptibility of Stainless Steels to Environmentally Induced Cracking
R. Petterson, J. Flyg, S. Wessman, G. Herting, N. Ibrahim, K. Fatehi, R. Qvarfot, E. Lo Piccolo, L. Scoppio, T. Ladwein, V. Ligier, L. Coudreuse, V. Matres Serrano, G. Hochölter, K. Kristzt, A. Richter, U. Kivisäkk, H. Leinonen, T. Kinnunen, T. Ohligschläger, Iikka Virkkunen, Hannu Hänninen, Jyrki Romu, T. Taulavuori, Päivi Varis, Kirsti Nöjd
2005
Copper-carbon Composites
Jyrki Romu, Yuriy Yagodzinskyy, Hannu Hänninen
2005
Effect of Forming Temperature and Cooling Rate on Superplastic Formability and Corrosion Resistance of EN 1.4162 Duplex Stainless Steel
Jyrki Romu, Yuriy Yagodzinskyy, Suvi Papula, W. Beck, Hannu Hänninen
2005
4th European Conference on Superplastic Forming - Euro SPF'05, June 22-24, 2005, Manchester, UK
Mechanical and Electrical Properties of CNT/copper Nanocomposites Processed by Hot Pressing
Yuriy Yagodzinskyy, Jyrki Romu, Hannu Hänninen
2005
12th Annular International Conference on Composites/Nano Engineering, Tenerife, Spain, August 1-6, 2005
Manufacturing of Shaped Forms from Stainless Steels with Superplastic Forming
Jyrki Romu, Yuriy Yagodzinskyy, Werner Beck, Hannu Hänninen
2004
Materials Science Forum
Manufacturing of shapes forms from stainless steels with superplastic forming
Jyrki Romu, Yuriy Yagodzinskyy, Wofgang Bleck, Hannu Hänninen
2004
Materials Science Forum
Nanokiteisen kuparin valmistus, mikrorakenne ja mekaaniset ominaisuudet
Jyrki Romu, Hannu Hänninen
2004
Superplastic Forming of LDX 2101 (EN 1.4162) Duplex Stainless Steel
Jyrki Romu, Yuriy Yagodzinskyy, W. Beck, Hannu Hänninen
2004
EuroSPF 2004, European Conference on SuperPlastic Forming, July 7th - 9th, 2004, Albi, France
Grain refinement processes for superplastic forming of AISI 304 and 304L austenitic stainless steels
Yuriy Yagodzinskyy, Joe Pimenoff, O. Tarasenko, Jyrki Romu, Pertti Nenonen, Hannu Hänninen
2004
Materials Science and Technology
Nitrogen and Carbon Effects on Mechanisms of Reversion of Martensite to Austenite in Metastable AISI 301 Steel Grades and Their Hot Formability
Yuriy Yagodzinskyy, Jyrki Romu, Pertti Nenonen, Hannu Hänninen
2004
7th International Conference on High Nitrogen Steels, HNS 2004, September 19-22, 2004, Ostend, Belgium
Summary of Recent Research on N-alloying of Steels in Finland
Hannu Hänninen, Juho Talonen, Jyrki Romu, Heikki Leinonen, Arttu Laitinen, Mika Korhonen
2003
International Conference on High Nitrogen Steels HNS 2003, Schaffhausen, Switzerland, 26-28.3.2003
Katalyyttipinnat ja niiden valmistus
Risto Ilola, Jyrki Romu, Suvi Papula, Hannu Hänninen
2003
Pintojen likaantumisen estäminen katalyyttisesti-PLIESKA
Jyrki Romu, Risto Ilola, Youri Yagodzinskyy, Suvi Leino Papula, Leena Carpén
2003
Likaantumattomat pinnat-Teknologiaohjelman seminaari, 21.-22.10.2003, Hanasaari-Ruotsalaissuomalainen kulttuurikeskus, Espoo
Metallien superplastinen muovaus
Joe Pimenoff, Jyrki Romu
2002
Superplasticity and Superplastic Forming in Finland - Recent Advancements and Future Prospects
Joe Pimenoff, Jyrki Romu, Yuouri Yagodzinskyy, Hannu Hänninen
2002
2nd Joint European Meeting on Superplasticity and Superplastic Forming (Euro-SPF 02), 13th-15th June, 2002, Bristol, Great Britain
Alumiinin superplastinen muovaus
Jyrki Romu
2002
Alumiinipäivät 2002, 24. - 25.10. 2002, Sokos Hotel Lahden Seurahuone, Lahti
Superplasticity in stainless steels
Jyrki Romu, Hannu Hänninen
2002
Superplastinen muovaus
Jyrki Romu
2002
Levytekniikan teemapäivät, Steel Forum 2002, 10.-11.10.2002, Rantasipi EDEN, Nokia
Effects of Processing and Manufacturing of High Nitrogen-containing Stainless Steels on their Mechanical, Corrosion and Wear Properties
Hannu Hänninen, Jyrki Romu, Risto Ilola, Jyrki Tervo, Arttu Laitinen
2001
Journal of Materials Processing Technology
Effects of the temperature of warm rolling on the superplastic behaviour of AA5083 aluminium base alloy
J. Pimenoff, Y. Yagodzinskyy, J. Romu, Hannu Hänninen
2001
Materials Science Forum
Superplastic Forming of Commercial Grade Aluminium and Stainless Steel Sandwich Panels
Joe Pimenoff, Youri Yagodzinskyy, Jyrki Romu, Hannu Hänninen
2001
International Congress on Advanced Materials and Processes (Materials Week 2001), 1st-14th October, 2001, Munich, Germany
Superplastisuus kevytrakenteiden valmistuksessa
Jyrki Romu
2001
Kevyet rakenteet ja materiaalit koneenrakennuksessa - koulutus, 6.-8.2.2001, Tampereen teknillisen korkeakoulun täydennyskeskus Edutech, Tampere
Effect of Nitrogen Content on Precipitation Behaviour and Properties of P/M High Nitrogen Austenitic Stainless Steels
J. Romu
2000
Acta Polytechnica Scandinavica, Mechanical Engineering Series
Effect of Recrystallisation Annealing on Grain Refinement for Superplastic Forming of Cold Rolled AA 5083 Aluminium Base Alloy
J. Yagodzinskyy, J. Pimenoff, J. Romu, O. Tarasenko, Hannu Hänninen
2000
ADVANCES IN MECHANICAL BEHAVIOUR, PLASTICITY AND DAMAGE, VOLS 1 AND 2, PROCEEDINGS
High Nitrogen Steels
Hannu Hänninen, Stefan Hertzman, Jyrki Romu
1999
Effect of nitrogen content on precipitation during isothermal annealing of P/M high nitrogen austenitic stainless steels
J. Romu, Hannu Hänninen
1999
Materials Science Forum
Nitrogen alloyed PM materials
J. Romu, W.L. Karlsten, H.E. Hänninen, J. Liimatainen
1999
Joint Nordic Conference in Powder Technology, Oslo, Norway, May 5-6
Effect of nitrogen alloying on elastic coefficients of austenitic stainless steels
J. Tervo, J. Romu
1999
5th International Conference of High-Nitrogen Steels -98, Espoo-Stockholm, May 24-28
Effect of nitrogen content on precipitation during isothermal annealing of P/M high nitrogen austenitic stainless steels
Jyrki Romu, H. Hänninen
1998
5th International Conference of High-Nitrogen Steels -98, Espoo-Stockholm, May 24-28, 1998
Corrosion and mechanical properties of nitrogen alloyed P/M HIP austentic stainless steels
J. Romu, J. Tervo, H. Hänninen
1997
Joint nordic conference in powder technology, 26.-27.11.1997, Hotelli Marski, Helsinki
Properties of P/M High Nitrogen Austenitic and Duplex Stainless Steels
J. Tervo, J. Romu, Esa Hämäläinen, H. Hänninen, J. Liimatainen
1997
5th international conference on advanced particulate materials and Processes, 7.-9.4.1997, West Palm Beach, Florida, USA
Development of properties of P/M austenitic stainless steels by nitrogen infusion
J. J. Romu, Jyrki Tervo, Hannu Hänninen, J. Liimatainen
1996
ISIJ International
Development of Properties of P/M Austenitic Stainless Steels by Nitrogen Infusion
Jyrki Romu, J. Tervo, H. Hänninen, J. Liimatainen
1995
4th International Conference High Nitrogen Steels, HNS-95, Kioto, Japan, 27.-29.9.1995
HIPed P/M High Nitrogen Austenitic Stainless Steels
J. Tervo, Jyrki Romu, H. Hänninen, J. Liimatainen
1995
Nitrogen Alloyed Martensitic Steels
J. Romu, Yong Liu, H. Hänninen
1994
High-Nitrogen Austenitic Stailess Steel Manufacturing Technologies
J. Romu, H. Hänninen
1993
Wear Resistance of High Nitrogen Austenitic Stainless Steels Manufactored by Molten and Powder Metallurgy Routes
Jyrki Romu, J. Tervo, H. Hänninen, J. Liimatainen
1993
3rd Int. Conference on High Nitrogen Steels HNS 93, Part II, 14.-16.9.1993, Kiev, Ukraine