Nuts & bolts

Nuts & bolts

Engineering science related to nuts, bolts, threaded fasteners and tightening techniques.

Industry: Machine tools

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Nuts & bolts

external force

Machine tools; Nuts & bolts

Forces exerted on a fastener as a result of an applied loading to the joint.

SAE pattern

Machine tools; Nuts & bolts

When used with washers, it means that the washers have a smaller outside diameter than USS pattern washers. When used with screws or nuts, it means US Fine Thread.

USS pattern

Machine tools; Nuts & bolts

When used with washers, it means that the washers have a larger outside diameter than SAE pattern washers. When used with screws or nuts, it means US Coarse Thread.

Deutsches Institut für Normung (DIN)

Machine tools; Nuts & bolts

Deutsches Institut für Normung is the German standards body for reference to fasteners. DIN indicates fasteners that conform to a specific metric standard and precedes the standard number.

thread height

Machine tools; Nuts & bolts

This is the distance between the minor and major diameters of the thread measured radially.

stress relaxation

Machine tools; Nuts & bolts

A significant problem with bolting at high temperatures is a phenomenon known as stress relaxation. Creep occurs when a material is subjected to high temperature and a constant load. Stress ...