clamp force

bolts on an offshore wind turbine

5 Causes of Loose Bolts – and 5 Ways to Prevent Them

A pressurized bolted flange joint assembly begins to leak, creating a safety hazard. A rotor with its blades separates from the nacelle and spins off a wind turbine, crashing to the ground. Under constant vibration from the engine of an ocean freighter, loose bolts on a large piece of mining equipment work their way off […]

Torque is Not Always Tight

Using Torque to Measure Clamp Force — An Inconvenient Truth

The traditional method for tightening fasteners is to turn the bolt head or nut using a torque wrench. While the tool may be very accurate, measuring torque only measures how difficult it is to turn the bolt. Measuring rotational force provides little information about what is actually holding your critical joints together – these are […]