Tungsten alloy bolt is a kind of fastener composed of the head and the screw (cylinder with external thread) two parts. It needs to cooperate with the nut, which is used for fastening two parts with through hole. This kind of connection form is called bolt connection. If the nut is unscrewed from the bolt, the two parts can be separated, so the bolt connection is a removable connection.
As a kind of cylindrical screw fastener with nuts, tungsten alloy bolt is widely used in daily life and industrial production. It can be divided into ordinary bolt and hinged hole bolt according to the stress mode of connection. According to the head shape, it can be divided into hexagonal head, round head, square head, countersunk head, among which hexagonal head is the most commonly used, the countersunk head is generally used in the required connection place.
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