Preloaded Bolts (Pre-tensioned Bolts) | Advantages | Applications

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Pretensioned joints are required in following applications:
Joints in which fastener pretension is required in the specification or code that invokes this Specification;
Joints that are subject to significant load reversal;
Joints that are subject to fatigue load with no reversal of the loading direction;
Joints where bolts that are subject to tensile fatigue;pretensioned bolt
Joints where bolts are subject to tension or combined shear and tension, with or without fatigue..