According our country standard, the King Pin Series can be divided into A,B two shape.
According the assembly way, it can be divided into welding and assembly. the material of processing usual used Carbon steel and alloy steel.
In a word, the King Pin production conform to follow program;
1.the choice of steel, general used stable chemical component and clean low alloy steel as the material of King Pin,
2.Forging, usual used cold upsetting forging, when forging must attention to the precise deformation of material, before forging and in the process of forging must attention to check the size , magnetic inspection and macro leaching.
3.Product inspection and heat treatment
