kolibri282
Super Member
Very nice example of a fatigue crack. This is why it is important to regularly check metal parts subject to alternating stresses, even when the stress amplitude may be small. In case of doubt use a dye test.
https://edition.cnn.com/2021/05/18/us/memphis-bridge-employee-fired/index.html
Fortunately nobody was hurt. A bit more on the subject here:
https://www.rotaryforum.com/threads...accidents-involving-fatigue-fracture.1146101/
https://edition.cnn.com/2021/05/18/us/memphis-bridge-employee-fired/index.html
Fortunately nobody was hurt. A bit more on the subject here:
https://www.rotaryforum.com/threads...accidents-involving-fatigue-fracture.1146101/
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