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The difference between triangular teeth tapping screws and ordinary tapping screws
2021-11-15 00:00
Self-tapping screws are used in both industrial and household daily maintenance applications. Among them, there is a kind of self-tapping screw with triangular teeth, we don't see much, it is mainly u...
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Detection process of screw fracture
2021-11-15 00:00
Composite slot pan head screw, material is AISI 1022A, specification is 10-32×0.5″, surface is silver-white electro-galvanized. The screw fails to reach the specified torque value when it is installed...
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Common marking methods for fasteners
2021-11-15 00:00
All kinds of fasteners are used in daily life. Do you know the marking methods of these fasteners? Marking of screws or bolts Name, standard number, nominal diameter × pitch × nominal length-material-...
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What are the main types of threads
2021-11-15 00:00
A screw can be seen everywhere, but there are many types of screws and complex specifications. Especially nowadays, people’s requirements for product quality and performance are getting higher and hig...
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Common knowledge of fastener plating
2021-11-15 00:00
For the appearance of fasteners to be more beautiful and beautiful, the surface treatment of screw fasteners will be done in many ways. The process of forming a covering layer on the surface of the wo...
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How to distinguish between wood screws and self-tapping screws
2021-11-15 00:00
Wood screws Wood screws, also called wood screws, are similar to machine screws, but the thread on the screw is a special wood screw thread, which can be screwed directly into the wooden component (or...
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What are the misunderstandings in the use of fasteners
2021-11-15 00:00
Fasteners are often hailed as "industrial rice", but how many people will use it correctly? Today, the editor summarized the "Eight Misunderstandings of Using Fasteners", and I hope it will be helpful...
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Phosphating and Dacromet process of fasteners
2021-11-15 00:00
Phosphating Phosphating is a process of forming a phosphate chemical conversion film by chemical and electrochemical reactions. The formed phosphate conversion film is called a phosphate film. The thi...
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Commonly used fastener surface treatment methods
2021-11-15 00:00
The surface treatment of fasteners is a process of forming a covering layer on its surface through a certain method. The purpose is to give it a beautiful surface and anti-corrosion effect. There are ...
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Why are the screws tightened clockwise to the right
2021-11-15 00:00
It took thousands of years for small screws to be invented to be tightened clockwise and loosened counterclockwise. Regardless of screws, bolts, or other threaded connections, there are two types of...
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What do the letters and numbers on the screws mean
2021-11-15 00:00
Marking on the head of the bolt is not a mandatory requirement. Because the mark on the head of the bolt is generally marked according to the manufacturer's own standards, the information indicated by...
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Common factors for corrosion and rust of stainless steel screws
2021-11-15 00:00
1. The attachment of dust or foreign metal particles, in the humid air, the attachment and the condensed water of the stainless steel screw, connect the two to form a micro battery, which triggers an ...
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