What are the causes of screw loose ?

In all walks of life ，we always have access to screws from time to time ，but sometimes the screw may appear the phenomenon of loose , so why the screw may be loose ? What are the causes of screw loose ?

There are 6 COMMON REASONS WHY SCREWS COME LOOSE:

What are the causes of screw loose ?

1.The screw is not long enough to bear the corresponding torque.
2.The strength and hardness of the screws are not enough to withstand the corresponding torsion.(possible material, process, etc.)
3.Screw the strength of the screw beyond the standard load, resulting screw loose.
4.Threaded holes or threaded are not standard and are not closely combined with each other.
5.If the screw can not be Go-No-Go gage, but also the result of screw loose .
6.The thread outside diameter is small, if normal machine USES normal thread, the thread outside diameter is small must be able to screw loose.

And if the screw loose , how do you get it out?

Learn tips from stainless steel screw manufacturers and share them below.There’s a simple way to do this: put a small piece of rubber on the screw and then screw it.The principle of the rubber block is that the friction force is added and reduced.Notice that you don’t need to use too much rubber, too big, and you might get twisted together and suggest using small pieces.You can screw the screw out, or you can twist it back.I hope it will help you!

Limited space, if there are any other questions about the “What are the causes of screw loose“, you can contact Screw manufacture –Shenzhen Shi Shi Tong Metal Products Co., Ltd. We are specialized in producing stainless steel screws, custom non-standard screws, heterotypic screw fasteners production factory, can according to customer requirements for processing customization, if need to customize special screw, screw can be directly call the Shi Shi Tong Metal custom telephone: +86 755 8529 6744 , or Skype/Whatsapp/Wechat:+86 18818786322