Stainless Steel Nuts for a Perfect Tightening. What Are Different Types?

The hexagon nuts are the most common nuts which are put up for sale. These stainless steel nuts allows the wrench to maintain a good grip during opening or tightening operations.

The hexagon nuts are the most common nuts on sale. These stainless steel nuts allows the wrench to maintain a good grip during opening or tightening operations. Also, there are the prevailing torque type nuts, with non-metallic insert. They can be identified by an inside colored washer which increase the resistance.

The prevailing torque type nuts can be entirely non-metallic and they are lubricate with anti-seize product.

Type of stainless steel nuts what you can find online.

Coupler nuts: these nuts are use in different industrial sectors (in mechanical and artisanal sectors especially) as a complement to threaded rods and nut caps.
Square nuts: these nuts are not very common. Indeed, they usually be used on mouldings.
Security nuts: these nuts are very special because a part of nuts is broken during the tightening operation. When the screw ends to screw in, the hexagon part come off leaving only the smooth conical part (called inviolable).
Round nuts: these nuts are designed to be manually operated, without the use of tools.
Miscellaneous nuts: there are many types of nuts with a particular form but still according to standard. In this group we can find the wing nuts, the lifting eye etc..

The Grip Phenomenon. Pay attention!

We need to pay more attention during stainless steel nuts assembly with screws or with threaded section. In fact, in this case is possible the grip phenomenon of the nuts over male thread. This phenomenon is caused to two cause: one is physical (about the stainless steel nature) and the other is about the screwdriver calibration used.

If the screwdriver speed is high during the spin, the nut can overheat thereby causing a surface deformations in contact with nut and screw. After causing the seizure.