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Keywords: under-matching
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Proceedings Papers

Proc. ASME. IPC2022, Volume 1: Pipeline Safety Management Systems; Project Management, Design, Construction, and Environmental Issues; Strain-Based Design and Assessment; Risk and Reliability; Emerging Fuels and Greenhouse Gas Emissions, V001T06A003, September 26–30, 2022
Publisher: American Society of Mechanical Engineers
Paper No: IPC2022-87237
... of pipelines where strain could potentially accumulate in under-matched girth welds”. With respect to the SA, the failure causes were consistently linked to combinations of: i) high strength pipe with a minimum tensile strength exceeding actual weld strength values, ii) girth weld HAZ softening as a result...