Silicon bronze offers good to excellent  corrosion resistance and is used in hundreds of applications.Typically used in marine applications and corrosive environment.

Our Silicon bronze washer head screw bolt contains as follows:
Material:C65100,C65500 alloy silicon bronze
Head style:Square,Pentagon,Hexagon,Combination Slotted or Phillips washer head.
Diameter of bolt:#10-1/2"(M4-M12).
Length of bolt:1/4"-7"
Minimum order:no limit.

We'd like to develope non-standard bolt,screw for all customers.