Using a torque wrench incorrectly can be worse than tightening by feel. Fix the most common mistakes with these shop-proven ...

Torque is a twisting force. The muscle you apply to the top of a screw-top jelly jar is torque. And when you use a wrench on a threaded fastener (such as a bolt, nut, screw, or stud), you're applying ...

At 7,500 rpm, the pistons in your race engine reach either top-dead-center or bottom-dead-center and change directions 25 times per second. That means the piston goes from traveling at top piston ...

Ever been strolling through a hardware store or perhaps an auto parts establishment and wondered of the meaning behind the markings on the hundreds of thousands of bolt heads on the shelf? Whether you ...

An Introduction to the Design and Behavior of Bolted Joints, John G. Bickford, 1995 Threaded-fastener technology has been around since screws were used at the Hanging Gardens of Babylon in the 7th ...

Overview of Threaded Fasteners summarizes the most common types of threaded fasteners and how they are used to join parts. Bolts and screws are both externally threaded fasteners. Bolts generally fit ...

One of the most critical factors in determining the reliability of a threaded-fastener joint is the force the tightened fastener exerts on an assembly, which is known as preload. And preload depends ...