Wind turbines are held together with bolted joints that are under constant attack from vibration, fatigue, corrosion and bolt relaxation.
Windpower Engineering magazine lists a few things professionals in the wind industry – especially those in the market for new wind turbine torque tools – should know about tightening and tensioning.
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Industrial bolts are used in various applications and environments, and feature an advantage that isn’t present in other fastening methods: they can be loosened as needed.
But with this advantage comes a problem: nuts and bolts can come loose without warning. In this blog post, we’ll look at some of the ways that can happen.
There are a number of ways in which bolting failures can occur, whether due to improper maintenance, installation or materials.
In this week’s blog post we’ll look at a few examples of bolt failure and how they were corrected.
Failure of an M24 Engine Mounting Bolt
Fastener Technology Magazine explored this concept a few years ago.
In this case, an M24 property class 8.8 bolt was used to secure an engine mount to the chassis of a bus. After the bus had been in service for a while, bolts began to come loose and in some cases fail.
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