The effect of low temperature heat treatment on stress corrosion crack initiation in machined 316L stainless steel in high-temperature hydrogenated waterCitation formats

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The effect of low temperature heat treatment on stress corrosion crack initiation in machined 316L stainless steel in high-temperature hydrogenated water. / Chang, Litao; Mukahiwa, Kudzanai; Duff, Jonathan; Burke, M. Grace; Scenini, Fabio.

In: Scripta Materialia, 13.01.2021.

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@article{ee6a625fae334b7eb4f838ba2862081e,
title = "The effect of low temperature heat treatment on stress corrosion crack initiation in machined 316L stainless steel in high-temperature hydrogenated water",
abstract = "A notable reduction of the stress corrosion cracking (SCC) initiation susceptibility was identified for machined cold-rolled 316L stainless steel that received a 650 °C/10 hours heat-treatment prior to slow strain rate tensile (SSRT) testing in high-temperature hydrogenated water. The cracks per unit area of the machined surface of heat-treated specimens decreased by ~50% compared to as-machined surfaces, and by >70% with respect to polished surfaces. The results were ascribed to recrystallization of the ultrafine-grains present in the outer deformation layer of the machined surface, which resulted in a reduction of the tensile residual stress and nano-indentation hardness.",
author = "Litao Chang and Kudzanai Mukahiwa and Jonathan Duff and Burke, {M. Grace} and Fabio Scenini",
year = "2021",
month = jan,
day = "13",
language = "English",
journal = "Scripta Materialia",
issn = "1359-6462",
publisher = "Elsevier BV",

}

RIS

TY - JOUR

T1 - The effect of low temperature heat treatment on stress corrosion crack initiation in machined 316L stainless steel in high-temperature hydrogenated water

AU - Chang, Litao

AU - Mukahiwa, Kudzanai

AU - Duff, Jonathan

AU - Burke, M. Grace

AU - Scenini, Fabio

PY - 2021/1/13

Y1 - 2021/1/13

N2 - A notable reduction of the stress corrosion cracking (SCC) initiation susceptibility was identified for machined cold-rolled 316L stainless steel that received a 650 °C/10 hours heat-treatment prior to slow strain rate tensile (SSRT) testing in high-temperature hydrogenated water. The cracks per unit area of the machined surface of heat-treated specimens decreased by ~50% compared to as-machined surfaces, and by >70% with respect to polished surfaces. The results were ascribed to recrystallization of the ultrafine-grains present in the outer deformation layer of the machined surface, which resulted in a reduction of the tensile residual stress and nano-indentation hardness.

AB - A notable reduction of the stress corrosion cracking (SCC) initiation susceptibility was identified for machined cold-rolled 316L stainless steel that received a 650 °C/10 hours heat-treatment prior to slow strain rate tensile (SSRT) testing in high-temperature hydrogenated water. The cracks per unit area of the machined surface of heat-treated specimens decreased by ~50% compared to as-machined surfaces, and by >70% with respect to polished surfaces. The results were ascribed to recrystallization of the ultrafine-grains present in the outer deformation layer of the machined surface, which resulted in a reduction of the tensile residual stress and nano-indentation hardness.

M3 - Article

JO - Scripta Materialia

JF - Scripta Materialia

SN - 1359-6462

ER -