●Mechanical properties: Steel ball hardness: Annealing, ≤201HB; quenching and tempering, ≥50HV, HRC up to 55 ● Heat treatment specifications and metallographic organization: 420C stainless steel ball heat treatment method: 1) annealing, 800 ~ 900 ° C slow cooling or about 750 ° C rapid cooling; 2) q... read more
A valve is a spherical type, that is, a concave type, and the valve is characterized in that the surface is in contact with the ball, which is advantageous for sealing; The other type of valve is cylindrical, the valve is easy to process, and the valve and ball are line sealed, which requires higher... read more
POM plastic ball POM plastic balls are widely used in cosmetics, sprayers, guide rails, hardware machinery and other products. Properties: smooth, shiny, hard and dense material, yellowish or white. Features: Wear resistance and self-lubricity are also superior to most engineering plastics, and have... read more
The polishing methods commonly used in stainless steel products are mechanical polishing, chemical polishing, and electrochemical polishing. These three methods have their own advantages and disadvantages. 1. Mechanical polishing. The advantage is that the finished part has good leveling property an... read more
Stainless steel balls are commonly used in the electrical industry in three places: 1. The iron is made of stainless steel ball, usually a spray iron. It acts as a valve. The material is usually AISI304 stainless steel ball or 316 stainless steel bead. The specification is usually 3MM or 3.175MM. 2.... read more
