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Types and applications of threaded fasteners
2021-11-15 00:00
The role of aviation fasteners: the tens of thousands of functions of the aircraft: the tens of thousands of parts of the aircraft are connected to form a whole; when carrying, the load is transmitted...
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Self-tapping locking screw is suitable for vibration resistant situations
2021-11-15 00:00
Stud: 1.unequal long stud: It is suitable for the case where one end is screwed into the component body for connection or fastening. See GB897-900 and so on. 2.equal length studs: suitable for matchin...
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The selection principle of fasteners
2021-11-15 00:00
1.Considering the work efficiency of processing and assembly, the types of standard parts should be minimized in the same machinery or engineering. 2.From the perspective of economic considerations, c...
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Standard fasteners are divided into ten categories
2021-11-15 00:00
Standard fasteners are divided into ten categories. The selection should be based on the use of standard fasteners and their use. 1.Bolt: Bolts are generally matched with nuts (usually with a washer o...
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Geometric and precision components of threaded fasteners
2021-11-15 00:00
Before describing the heat treatment of threaded fasteners, it is necessary to understand the basic profile, diameter and pitch, basic dimensions and thread tolerances of the threaded fasteners. Becau...
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What should we do if the flange contact area of the fastener is small
2021-11-15 00:00
Insufficient fastener engagement length After the fasteners are tightened, it is required to expose 2 to 3 threads. Otherwise, there is a risk of slipping or not sticking. Such design changes are gene...
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Common fastener design changes
2021-11-15 00:00
(a) High grades can replace low grades;(b) Fine tooth products can replace coarse tooth products;(c) The assembly may replace a single piece;(d) The inner plum blossom can replace the cross recess;(e)...
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The selection of fasteners is subject to certain strategies
2021-11-15 00:00
A fastener is a general term for a type of mechanical part used to fasten two or more parts (or components) into one piece. In automotive products, the number of fasteners is large and varied. In prac...
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How to do the pre-treatment work of the combination screw?
2021-11-15 00:00
Three points of attention for the pre-treatment process of composite screw spraying, what is composite screw spraying. Spraying is a coating method in which spray guns or disc atomizers are used to di...
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The key to produce high quality fastener products
2021-11-15 00:00
Fasteners are usually only a small part of the overall product structure, but they play an important role as an integral part of the product. From the perspective of the application of the world's fas...
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How to improve the surface treatment process of CD pattern screws
2021-11-15 00:00
Do CD thread screws need surface treatment? It also depends on what the raw material is. For example, if carbon steel is used, it must be heat treated to increase its hardness. If stainless steel is u...
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The nut must be screwed perpendicular to the axis of the screw
2021-11-15 00:00
The correct way of operation: (1) The nut must be screwed perpendicular to the axis of the screw, not to tilt; (2) During the tightening process, the force must be uniform, and the force should not ex...
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