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Why did that joint fail?

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Bolts and screws are so ubiquitous that it’s impossible to fully articulate their importance or applications. These fasteners literally hold the world around us together. From the rigors of the industry to the rumble of cars, trains, and planes, to the furniture that adorns our homes and offices, bolts play an integral role in assembling the materials that structure our lives.

Perhaps it’s their ubiquity that makes bolts so underappreciated as a mechanical component. Too often bolt selection is made in haste. The purchaser believes he or she has their assembly challenge met after considering just a few parameters. What shank diameter and length do I need? Metric or imperial? Thread pitch? Continue Reading