The Paton Welding Journal, 2012, №06



2012 №06 (02)

2012 №06 (04)

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The Paton Welding Journal, 2012, #6, 14-16 pages  

ASSESSMENT OF HYDROGEN INFLUENCE ON DELAYED FRACTURE OF WELDED JOINTS FROM HIGH-STRENGTH LOW-ALLOYED STEELS

N.N. KHARBIN, O.I. SLEPTSOV, M.N. SIVTSEV and G.G. VINOKUROV

V.P. Larionov Institute of Physico-Technical Problems of the North, SD of RAS, Yakutsk, Russia
 
 
Abstract
Hydrogen influence on delayed fracture of welded joints of high-strength low-alloyed steels was studied by the Implant method. A calculation model based on material creep theory was proposed for assessment of hydrogen contribution to delayed fracture process.
 
 
Keywords: arc welding, welded joints, high-strength low-alloyed steels, delayed fracture, calculation model
 
 
Received:                13.03.12
Published:               28.06.12
 
 
References
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4. Sleptsov, O.I., Mikhajlov, V.E., Petushkov, V.G. et al. (1989) Increase in strength of welded structures for the North. Novosibirsk: Nauka.
5. Mikhajlov, V.E., Lepov, V.V., Alymov, V.T. et al. (1999) Delayed fracture of metal structures. Novosibirsk: SO of RAN.
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