Some studies on P91 steel and their weldments

C Pandey, MM Mahapatra, P Kumar, N Saini - Journal of Alloys and …, 2018 - Elsevier
In present research article, microstructure evolution in P91 steel and their weldments are
reviewed in as-virgin and heat treatment and creep exposure condition. The thermal stability …

Effects of low-temperature transformation and transformation-induced plasticity on weld residual stresses: Numerical study and neutron diffraction measurement

W Jiang, W Chen, W Woo, ST Tu, XC Zhang, V Em - Materials & Design, 2018 - Elsevier
In this study, the weld residual stresses (RS) in a 25 mm thick ferrite steel plate with newly
developed low-temperature transformation (LTT) welding wire were investigated by finite …

Effect of laser clad repair on the fatigue behaviour of ultra-high strength AISI 4340 steel

S Da Sun, Q Liu, M Brandt, V Luzin, R Cottam… - Materials Science and …, 2014 - Elsevier
The fatigue behaviour of an ultra-high strength steel (> 1800 MPa) was evaluated to assess
the potential of using laser cladding as a repair tool for such steels in aeronautical structural …

Residual stress engineering by low transformation temperature alloys—state of the art and recent developments

A Kromm, J Dixneit, T Kannengiesser - Welding in the World, 2014 - Springer
Residual stress engineering in welding becomes more and more prominent as the use of
tailored materials, eg, high-strength steels, calls for maximum utilization of the material …

Influence of transformation induced plasticity on simulated results of welding residual stress in low temperature transformation steel

D Deng, H Murakawa - Computational Materials Science, 2013 - Elsevier
When medium carbon steel or alloy steel with sufficient carbon equivalent is joined by fusion
welding process, solid-state phase transformation has significant influences on the formation …

Effect of weld consumable conditioning on the diffusible hydrogen and subsequent residual stress and flexural strength of multipass welded P91 steels

C Pandey, MM Mahapatra, P Kumar, N Saini - Metallurgical and Materials …, 2018 - Springer
P91 steel weld joint was prepared using the shielded metal arc welding process and four
different conditions of weld consumable that provide the different levels of diffusible …

Fatigue and fracture behavior of laser clad repair of AerMet® 100 ultra-high strength steel

JM Lourenço, S Da Sun, K Sharp, V Luzin… - International Journal of …, 2016 - Elsevier
The effect of laser cladding on the fatigue and fracture behavior under variable amplitude
loading is a major consideration for the development of laser cladding process to repair high …

Heat transfer coefficients during quenching of steels

HS Hasan, MJ Peet, JM Jalil, H Bhadeshia - Heat and mass transfer, 2011 - Springer
Heat transfer coefficients for quenching in water have been measured as a function of
temperature using steel probes for a variety of iron alloys. The coefficients were derived from …

Prediction of residual stresses induced by low transformation temperature weld wires and its validation using the contour method

R Gadallah, S Tsutsumi, K Hiraoka, H Murakawa - Marine Structures, 2015 - Elsevier
Welding residual stresses are one of the main factors influencing the engineering properties
of welded structures, and should be taken into account during designing and manufacturing …

Microstructure, residual stress and mechanical properties of a high strength steel weld using low transformation temperature welding wires

X Chen, Y Fang, P Li, Z Yu, X Wu, D Li - Materials & Design (1980-2015), 2015 - Elsevier
Tensile residual stress (RS) induced by inhomogeneous temperature history and shrinkage
during solidification in the welding process tends to reduce the lifetime of a welded structure …