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Serrated flange nuts. A flange nut is a nut that has a wide flange at one end that acts as an integrated washer.This serves to distribute the pressure of the nut over the part being secured, reducing the chance of damage to the part and making it less likely to loosen as a result of an uneven fastening surface.
These nuts are very similar to standard square or hex nuts, but have a locating boss and welding projections. The bosses also keep weld spatter out of the threads. [2] Retainer weld nuts. Retainer weld nuts, also known as bridge weld nuts, have a floating nut retained inside a retainer to compensate for inconsistencies.
The fastener can take different forms, but typically fall under threaded, unthreaded, or tapped. The bolts may be automatically fed into the stud welder. Weld nuts generally have a flange with small nubs that melt to form the weld. Weld studs are used in stud welding systems. Manufacturers create weld studs for the two main forms of stud ...
Flanges used in piping (orifice, threaded, slip-on, blind, weld neck, socket weld, lap-joint, and reducing) are available with a variety of facings, such as raised, flat, and ring-joint. Flange connections tend to be expensive because they require the precision forming of metal.
Flange nut: Collar nut Has a wide flange at one end that acts as an integrated washer HARDLOCK Nut [3] Eccentric Double Nut A self-lock nut. Improvement of the double nut that uses a wedge principal, eliminating space between threads. Insert nut: Threaded socket A threaded socket for a wooden workpiece, similar to a wall anchor. Knurled nut ...
Hexagon weld nuts with flange: Withdrawn: DIN EN ISO 21670: ISO 21670: DIN 979: Hexagon thin slotted nuts and castle nuts with metric coarse and fine pitch thread – Product grades A and B: Active: DIN 980: All-metal prevailing torque type hexagon nuts: Withdrawn: DIN EN ISO 7042, DIN EN ISO 10513: ISO 7042, ISO 10513: DIN 981: Locknuts for ...