Phosphate Wheel Bolt

Product Name	Phosphate wheel bolt
Material	40Cr
Color	gray
Finish	parkerising
Grade	10.9/12.9
Hardness	HRC32-39/HRC39-42
Quality control	100% Inspection
Use	Auto

 

A phosphate wheel bolt is a type of fastener commonly used in automotive and industrial applications. The bolt itself is made of steel and is coated with a layer of phosphate, which is a type of chemical treatment that provides protection against rust and corrosion. This coating also provides a rough surface texture that improves the bolt's grip and resistance to loosening.

 

The phosphate coating is typically black or dark grey in color and has a slightly etched appearance. The bolt head is usually hexagonal in shape and can be tightened with a wrench or socket. The threaded end of the bolt is tapered to allow it to fit securely into a matching threaded hole or nut.

 

Phosphate wheel bolts may be used in a variety of applications, such as securing wheels to automotive or industrial machinery. They are also commonly used in construction and engineering applications where strong, reliable fasteners are required. The phosphate coating provides an added layer of protection against wear and tear, making these bolts ideal for use in harsh environments where traditional steel bolts may not hold up as well.

 

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