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What is the difference between combination screws?
2021-11-15 00:00
I believe that we usually encounter all kinds of screws in our daily lives. There is a screw for bicycles, carriage screws, computers, phones, MP4 and other electronic products also have screws, as sm...
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The hex head tapping screw can be used with a larger torque
2021-11-15 00:00
The pan head and hex head tapping screws are suitable for applications where the drill bit is allowed to be exposed. The hex head tapping screw can be used with a larger torque than the pan head tappi...
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What is the thread of a self-tapping screw?
2021-11-15 00:00
The self-tapping screw can be easily screwed into the dry wall during assembly. A hole is self-drilled in the steel thread and the matching female thread is tapped. The horn head has a concave bearing...
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Self-tapping screws are often used for connections between thin metal plates
2021-11-15 00:00
Self-tapping screws are often used for connections between thin metal sheets (steel plates, sawing boards, etc.). When connecting, first make a threaded bottom hole for the connected piece, and then s...
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Two problems that may occur during the use of titanium alloy screws
2021-11-15 00:00
The importance of screws in our lives and work is self-evident. The screw is a very large category. Very many kinds can be separated according to different types of different types. Among them, titani...
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Main geometric parameters of self-tapping and self-drilling threads
2021-11-15 00:00
Main geometric parameters of self-tapping and self-drilling threads: (1) Large diameter/tooth outer diameter (d1), which is the diameter of the imaginary cylinder where the thread crests coincide. The...
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Common problems of high-strength screws
2021-11-15 00:00
With the development and progress, the industry has higher and higher requirements for high-strength screws, and the requirements for high-strength screws are also increasing. High-strength and high-s...
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External thread has three thread grades
2021-11-15 00:00
A thread is a shape having a uniform spiral protrusion on a section of the outer or inner surface of the solid. According to its structural characteristics and uses, it can be divided into three categ...
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What is the moisture-proof measures on the micro screw on the motor?
2021-11-15 00:00
What are the moisture-proof measures in the miniature screw? If the miniature iron screw is wet, it may rust. Therefore, in order to prevent the micro screws from rust, we use moisture-proof measures....
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The screw length is defined as three types
2021-11-15 00:00
According to the purpose, the thread can be divided into two types: joint thread and drive thread. In the cross-sectional view, the inner and outer threaded joints are drawn by external threads, and t...
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What should I do if the door lock screw?
2021-11-15 00:00
I believe that everyone will encounter the door lock in life, sometimes it is necessary to replace it, the door lock screw is slippery or the screw hole is moving. What should I do? 1. Screw holes can...
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The most commonly used method for measuring hardness
2021-11-15 00:00
1. Strength Strength refers to the resistance of metal materials to damage (excessive plastic deformation or fracture) under static load. Since the action mode of the load is tensile, compression, ben...
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