420 Stainless Steel Balls

420 Stainless Steel balls offer good hardness and surface finish. It is generally used for all applications requiring resistance to corrosion from water, steam, air and gasoline. 420 is not recommended for applications requiring resistance to most chemical solutions. 420 is also magnetic. We are one of the few suppliers of 420 in millimeters.


Material Analysis

Carbon 0.28-0.36%
Chromium 12.0-14.0%
Silicon 0.8% Max.
Manganese 1.0% Max.


Mechanical Properties

Tensile Strength 92,000 psi
Specific Weight 0.280 lbs/cubic inch
Hardness HRc 52-55

The information on this web site is intended for guidance only. Since we gathered technical data from various technical sources, the actual mechanical and physical properties will vary from one lot of material to the next. Therefore, we accept no liability for deficiencies or damages arising from the use of this data, and customers should determine the suitability of a material or product by conducting practical tests under realistic conditions.

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