1/4" Diameter AISI 440 Stainless Steel Grade 100 Ball Bearings

In Stock

Supplied to ISO 3290 / DIN 5401 standards

Hardness: HRC 58-65
Density: 7.75 g/cm3
Standard Precision Grade: 100

This type of stainless steel material has a higher through hardness than any other stainless steel materials and offers considerable resistance to corrosion against pure water, steam, oil, gas and alcohol as well as many others. The higher Chromium content also ensures that these balls have an extremely accurate tolerance thus making them suitable for stainless steel precision bearings, oil refinery valves as well as many other rigid environmental applications.

Standard Chemical Composition %
C Si Mn P S Cr Mo
0,95 1,00 1,00 0,040 0,020 12,50 0,40
1,20 max max max max 14,50 0,80