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What is the difference in processing between non-standard screws and ordinary screws
2021-11-15 00:00
Screws are used in many industries where we live. Among them, non-standard screws account for most of them, and ordinary screws occupy a small part. Many people will ask why non-standard screws are mo...
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What is the difference between dacromet galvanized screws and hot galvanized screws
2021-11-15 00:00
Speaking of galvanized screws, everyone will think of ordinary hot-dip galvanized screws, so what is the difference between Dacromet galvanized screws and ordinary hot-dip galvanized screws? 1. Dacr...
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Eleven major power tools
2021-11-15 00:00
Power tools have the advantages of easy portability, simple operation, and multiple functions. They can greatly reduce labor intensity, improve work efficiency, and realize mechanization of manual ope...
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Treatment method of drywall screw surface
2021-11-15 00:00
Everyone knows that if drywall screws are exposed to humid air for a long time, they will rust, so what measures should we take to avoid this problem? Will the surface avoid rust if treated a little b...
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What are the steps of the drywall screw production process
2021-11-15 00:00
What is the production process of drywall screws? It is to smelt the wire into dry wall screws step by step. Does the production process directly determine the quality of drywall screws? Let's discuss...
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How to take out the broken pressure riveting screws or broken bolt skillfully
2021-11-15 00:00
Riveting screws and bolts are common parts on mechanical equipment, mainly used to link various parts. But in the process of use, sometimes it will break. So, is there any way to skillfully remove the...
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Different home repair tools correspond to different needs
2021-11-15 00:00
Whether the home repair tools is good or bad will definitely affect the user experience, but the premise of truly solving the problem must be to buy a hand tool that can deal with the problem you are ...
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What are the differences between different home electric drills
2021-11-15 00:00
What is the difference between screwdriver, pistol drill, impact drill and electric hammer? Screwdriver Generally, it is a lithium battery tool with a voltage of 3.6V-7.2V and a torque of 1-8 Nm. As t...
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Classification standards for self-tapping screws
2021-11-15 00:00
The implementation standards of self-tapping screws for drilling tails are GB / T 15856.1-2002, German standard DIN7504N-1995, and Japanese standard JIS B 1124-2003. This kind of screw has a drill tai...
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Classification of washers and self-tapping screws
2021-11-15 00:00
washer: ① Flat washer: It is used to overcome the uneven support surface of the workpiece and increase the stress area of the support surface. See GB848, GB95-97 and GB5287. ② Spring (elastic) washer:...
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What are the selection principles of fasteners
2021-11-15 00:00
Determine standards and varieties 1. Selection principles of varieties: (1) Considering the working efficiency of processing and assembly, the number of standard parts should be minimized within the s...
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Standard fasteners are divided into ten categories
2021-11-15 00:00
Determine category Standard fasteners are divided into ten categories, and the selection should be determined according to the use occasion of the standard fastener and its use function. 1. Bolts: Bol...
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