October 10, 2025

Investigation of Low-Cycle Fatigue Properties of 316l Type Stainless Steel in a Full-Scale Large Liquefied Hydrogen Storage Tank

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The study reveals that 316L stainless steel exhibits significant low-cycle fatigue under cryogenic conditions.
Testing included LCF evaluations at 20 K, simulating environmental stresses of liquefied hydrogen storage tanks.
Welding residual stress critically impacts fatigue performance, necessitating detailed fracture surface analysis.
Insights from the LCF tests are essential for ensuring the structural integrity of large hydrogen storage tanks.

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Research demonstrates low-cycle fatigue behavior in 316L steel for liquefied hydrogen tanks, highlighting welding impacts.

Ando et al. (2025) studied this question.

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