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hydrogen attack

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Published: 01 January 1987
Fig. 81 Effect of severe hydrogen attack on the fatigue fracture appearance of an ASTM 533B pressure vessel steel. The severely charged material was tested at room temperature at a stress intensity range of Δ K = 20 MPa m (18 ksi in. ), a load ratio of R = 0.1, and a cyclic More
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Published: 01 January 2006
Fig. 38 High-temperature hydrogen attack of carbon steel in the form of decarburization and fissuring. 50× More
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Published: 01 January 2006
Fig. 40 High-temperature hydrogen attack, in the form of localized fissuring, at the tip of a fatigue crack that initiated at the toe of a fillet weld. 70× More
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Published: 01 January 2006
Fig. 41 High-temperature hydrogen attack in the form of blistering and laminar fissuring throughout the wall thickness of a carbon steel pipe More
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Published: 30 August 2021
Fig. 52 Micrograph of high-temperature hydrogen attack of postweld heat treated carbon steel in hydrogen service. (a) Etched with 2% nital solution to show weld and heat-affected zone (HAZ). (b) As-polished to show fissures, including an almost through-wall crack on the HAZ on the left. Source More
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Published: 30 August 2021
Fig. 13 Representative micrograph showing high-temperature hydrogen attack damage in the form of intergranular fissuring and decarburzation in carbon steel. Original magnification: 500×. Etched with 2% nital solution More
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0003552
EISBN: 978-1-62708-180-1
... Abstract This article provides an overview of the classification of hydrogen damage. Some specific types of the damage are hydrogen embrittlement, hydrogen-induced blistering, cracking from precipitation of internal hydrogen, hydrogen attack, and cracking from hydride formation. The article...
Series: ASM Handbook
Volume: 13C
Publisher: ASM International
Published: 01 January 2006
DOI: 10.31399/asm.hb.v13c.a0004211
EISBN: 978-1-62708-184-9
... stress, and stress-oriented hydrogen-induced cracking. The article considers hydrogen attack, corrosion fatigue, and liquid metal embrittlement and the methods of combating them. It explains the causes of velocity-accelerated corrosion and erosion-corrosion. The article summarizes some corrective...
Series: ASM Handbook
Volume: 11A
Publisher: ASM International
Published: 30 August 2021
DOI: 10.31399/asm.hb.v11A.a0006807
EISBN: 978-1-62708-329-4
... and discusses the Monkman-Grant relationship and multiaxiality. The article further provides information on high-temperature metallurgical changes and high-temperature hydrogen attack and the steps involved in the remaining-life prediction of high-temperature components. It presents case studies on heater tube...