·                            Applications: 420 stainless steel balls are usually used for precision and corrosion performance are demanding industries: motorcycle parts, pulleys, stainless steel bearings, plastic bearings, crafts, valves, oil.

·                            Features: representatives of martensite steel, commonly known as stainless iron, magnetic, have good rust resistance, high hardness HRC50-55.

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Chemical composition of 420 stainless steel ball
C	0.26-0．35%
Cr	12.0-14.0%
Si	1.00%
Mn	1.0% Max.
P	0.035%
S	0.030%
Mo	--------

 

Physical properties of 420 stainless steel ball
Tensile strength	280,000 psi
Yield strength	270,000 psi
Elastic	29,000,000 psi
Density	0.275 lbs/cubic inch