Flow stress characteristics and design of innovative 3-steps multiphase control thermomechanical processing to produce ultrafine grained bulk steels

by Sumit Ghosh, Jukka Kömi, Suhrit Mula
Published 2020-01-01

Insight to the Influence of Ti Addition on the Strain-Induced Martensitic Transformation in a High (about 7 wt.%) Mn Stainless Steel

by Saeed Sadeghpour, Jukka Kömi, Vahid Javaheri, Ahmad Kermanpur
Published 2020-04-01

On the Role of Grain Size and Carbon Content on the Sensitization and Desensitization Behavior of 301 Austenitic Stainless Steel

by Satish Kolli, Vahid Javaheri, Jukka Kömi, David Porter
Published 2019-11-01

Optimization of Niobium Content in Direct Quenched High-Strength Steels

by Jaakko Hannula, David Porter, Antti Kaijalainen, Mahesh Somani, Jukka Kömi
Published 2020-06-01

Mechanical Properties of Direct-Quenched Ultra-High-Strength Steel Alloyed with Molybdenum and Niobium

by Jaakko Hannula, David Porter, Antti Kaijalainen, Mahesh Somani, Jukka Kömi
Published 2019-03-01

New Ferritic Stainless Steel for Service Temperatures up to 1050 °C Utilizing Intermetallic Phase Transformation

by Timo Juuti, Timo Manninen, Sampo Uusikallio, Jukka Kömi, David Porter
Published 2019-06-01

Characterization of Friction Stir and TIG Welded CK45 Carbon Steel

by Mohammadreza Rafati, Amir Mostafapour, Hossein Laieghi, Mahesh Chandra Somani, Jukka Kömi
Published 2021-07-01

Competitive mechanisms occurring during quenching and partitioning of three silicon variants of 0.4 wt.% carbon steels

by Ilkka Miettunen, Sumit Ghosh, Mahesh C. Somani, Sakari Pallaspuro, Jukka Kömi
Published 2021-03-01

Influence of Chromium Content on the Microstructure and Mechanical Properties of Thermomechanically Hot-Rolled Low-Carbon Bainitic Steels Containing Niobium

by Mohammed Ali, Tun Nyo, Antti Kaijalainen, Jaakko Hannula, David Porter, Jukka Kömi
Published 2020-01-01

Microstructural Characterization and Mechanical Properties of Direct Quenched and Partitioned High-Aluminum and High-Silicon Steels

by Pekka Kantanen, Mahesh Somani, Antti Kaijalainen, Oskari Haiko, David Porter, Jukka Kömi
Published 2019-02-01

The Effect of Electroslag Remelting on the Microstructure and Mechanical Properties of CrNiMoWMnV Ultrahigh-Strength Steels

by Mohammed Ali, David Porter, Jukka Kömi, Mamdouh Eissa, Hoda El Faramawy, Taha Mattar
Published 2020-02-01

The Effect of Tempering on the Microstructure and Mechanical Properties of a Novel 0.4C Press-Hardening Steel

by Oskari Haiko, Antti Kaijalainen, Sakari Pallaspuro, Jaakko Hannula, David Porter, Tommi Liimatainen, Jukka Kömi
Published 2019-10-01

Precipitation Versus Partitioning Kinetics During the Quenching of Low-Carbon Martensitic Steels

by Shashank Ramesh Babu, Matias Jaskari, Antti Jarvenpää, Thomas Paul Davis, Jukka Kömi, David Porter
Published 2020-06-01

Characterization of Coarse-Grained Heat-Affected Zones in Al and Ti-Deoxidized Offshore Steels

by Henri Tervo, Antti Kaijalainen, Vahid Javaheri, Satish Kolli, Tuomas Alatarvas, Severi Anttila, Jukka Kömi
Published 2020-08-01

Image Processing Tool Quantifying Auto-Tempered Carbides in As-Quenched Low Carbon Martensitic Steels

by Shashank Ramesh Babu, Thomas Paul Davis, Tim Haas, Antti Jarvenpää, Jukka Kömi, David Porter
Published 2020-01-01

Comparative study of deposition patterns for DED-Arc additive manufacturing of Al-4046

by Markus Köhler, Li Sun, Jonas Hensel, Sakari Pallaspuro, Jukka Kömi, Klaus Dilger, Zhiliang Zhang
Published 2021-11-01

Color Light Metallography Versus Electron Microscopy for Detecting and Estimating Various Phases in a High-Strength Multiphase Steel

by Shima Pashangeh, Seyyed Sadegh Ghasemi Banadkouki, Fatemeh Besharati, Fatemeh Mehrabi, Mahesh Somani, Jukka Kömi
Published 2021-05-01

Impacts of Stress Relief Treatments on Microstructure, Mechanical and Corrosion Properties of Metal Active-Gas Welding Joint of 2205 Duplex Stainless Steel

by Xiao-qin Zha, Yi Xiong, Tian Zhou, Yong-feng Ren, Peng-hui Hei, Zhi-liang Zhai, Jukka Kömi, Marko Huttula, Wei Cao
Published 2020-09-01

Hot-deformation-induced structural and mechanical properties of Ce-modified SAF 2507 super duplex stainless steel

by Tian Zhou, Yi Xiong, Xiaoqin Zha, Yun Yue, Yan Lu, Tian-tian He, Feng-zhang Ren, Ekta Rani, Harishchandra Singh, Jukka Kömi, Marko Huttula, Wei Cao
Published 2020-07-01