Autogenous laser-welded dissimilar joint of ferritic/martensitic P92 steel and Inconel 617 alloy: Mechanism, microstructure, and mechanical properties

A Kumar, C Pandey - Archives of Civil and Mechanical Engineering, 2022 - Springer
Dissimilar autogenous welding of ferritic/martensitic P92 steel and Inconel 617 alloy was
conducted using the laser beam-welding process. The microstructure evolution such as …

Study on microstructural characterization, mechanical properties and residual stress of gtaw dissimilar joints of p91 and p22 steels

A Sauraw, AK Sharma, D Fydrych, S Sirohi, A Gupta… - Materials, 2021 - mdpi.com
This article deals with the dissimilar joining of two different grade Cr-Mo steel (2.25 Cr-1Mo:
P22 and modified 9Cr-1Mo: P91) for power plant application. The dissimilar butt-welded …

Experimental and numerical study on the distribution of temperature field and residual stress in a multi-pass welded tube joint of Inconel 617 alloy

R Kumar, MM Mahapatra, AK Pradhan, A Giri… - International Journal of …, 2023 - Elsevier
The purpose of this study is to compare the residual stress generation during hot wire gas
tungsten arc welding (HW-GTAW) welding and conventional gas tungsten arc welding …

Microstructure and mechanical behavior of P91 steel dissimilar welded joints made with IN718 filler

S Kumar, C Pandey, A Goyal - … Journal of Pressure Vessels and Piping, 2021 - Elsevier
The paper presents the detailed microstructure study and mechanical behavior of P91
welded joint produced by gas tungsten arc welding process (GTAW) using the dissimilar …

Metallurgical characterization and high-temperature tensile failure of Inconel 617 alloy welded by GTAW and SMAW—a comparative study

S Sirohi, N Kumar, A Kumar… - Proceedings of the …, 2023 - journals.sagepub.com
Two types of the weld joint of Inconel 617 alloy were produced using gas tungsten arc
welding (GTAW) and shielded metal arc welding (SMAW) processes with ERNiCrCoMo-1 …

High-temperature strengthening mechanism and thermal stability of Laves phase in ferritic matrix

T Ruan, J Shen, B Li, Z Zhao, D Zhang - Materials Science and …, 2022 - Elsevier
The high-temperature creep strengthening mechanism and thermal stability of Laves phase
are the key factors that affect its strengthening property in ferritic matrix. Therefore, in this …

Dissimilar autogenous TIG joint of Alloy 617 and AISI 304H steel for AUSC application

S Sirohi, A Kumar, SM Pandey, P Purohit, D Fydrych… - Heliyon, 2023 - cell.com
To reduce costs and improve high-temperature performance in Advanced Ultra Super
Critical (AUSC) boilers, it is necessary to weld austenitic steel to Inconel alloy. In this study …

Investigation of microstructure, mechanical and corrosion properties of GMAW of dissimilar P91-HP alloy V-butt groove joint

ŞH Atapek, M Tümer, A Kısasöz, T Mert… - Materials Chemistry and …, 2024 - Elsevier
In this study, dissimilar metals HP iron-based nickel alloy and P91 creep resistant steel are
welded with gas metal arc welding (GMAW) and microstructural, mechanical and corrosion …

A comparative study of erosion wear rate of conventional and nonconventional thermal barrier coatings on IN800 superalloys

D Kumar, K Npandey - Sādhanā, 2021 - Springer
Air plasma sprayed (APS) 7weight percent yttria stabilized zirconia (7YSZ) typical thermal
barrier coatings are commonly used in aero engine components to protect against thermal …

Characterization of microstructure and mechanical properties of Cr-Mo Grade P22/P91 steel dissimilar welds for supercritical power plant application

S Sirohi, A Sauraw, A Kumar, S Kumar… - Journal of Materials …, 2022 - Springer
In supercritical thermal power plant units, a dissimilar joining of heat-resistant Cr-Mo steels
such as P91 and P22 is commonly employed for components like boiler headers, piping …