Composite slot pan head screws, material is AISI 1022A, specification is 10-32×0.5″, surface is silver-white electro-galvanized. The screws fails to reach the specified torque value when it is install...
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-...
A screws 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 hi...
For the appearance of fasteners to be more beautiful and beautiful, the surface treatment of screws fasteners will be done in many ways. The process of forming a covering layer on the surface of the w...
Wood screws
Wood screws, also called wood screws, are similar to machine screws, but the thread on the screws is a special wood screws thread, which can be screwsed directly into the wooden component ...
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...
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...
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 ...
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...
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 indicat...
1. The attachment of dust or foreign metal particles, in the humid air, the attachment and the condensed water of the stainless steel screws, connect the two to form a micro battery, which triggers an...
Stainless steel screws and iron screws can not be said which is better, mainly depends on the occasion.
1. In terms of anti-corrosion performance
Stainless steel screws are obviously better than iron ...