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Grade: AISI 304
Formula: Fe/Cr 18/Ni10
Form: Ball/Sphere
Material: Stainless Steel
Commodity: Alloys
Diameter: 0.5mm
Type: Precision Sphere
Sphericity: 2.5µm

Grade 100 AISI 304 Stainless Steel Balls

Grade 100 AISI 304 Stainless Steel Balls are defined by their high corrosion resistance, excellent mechanical strength, and good wear properties, making them one of the most versatile stainless-steel ball forms in industrial use. Their austenitic structure provides strong resistance against oxidation and chemical degradation, while maintaining good toughness across a wide temperature range. These balls are essential in industries such as aerospace, automotive, medical technology, and chemical processing, where precision, durability, and stability in corrosive environments are required. Specific uses include ball bearings for high-precision machinery, valve and pump components in chemical systems, and biomedical devices where biocompatibility and reliability are critical. In research and innovation, 304 stainless steel balls play a vital role in developing advanced wear-resistant systems, biosensors, and energy devices that rely on stable electrochemical behavior. Their combination of corrosion resistance, mechanical integrity, and adaptability ensures continuing importance in both cutting-edge scientific advancements and demanding industrial applications.
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Tolerances

Ball/Sphere
Diameter Standard ±5%
Diameter Precision See Item

Material Properties for Alloys

Mechanical Properties
Element Value
Hardness - Brinell 160-190
Elongation at break( % ) <60
Modulus of elasticity( GPa ) 190-210
Izod impact strength( J m⁻¹ ) 20-136
Tensile strength( MPa ) 460-1100
Electrical Properties
Element Value
Electrical resistivity( µOhmcm ) 70-72
Thermal Properties
Element Value
Melting point( C ) 1400-1455
Thermal conductivity( W m⁻¹ K⁻¹ ) 16.3@23°C
Coefficient of thermal expansion( x10⁻⁶ K⁻¹ ) 18@20-100°C
Physical Properties
Element Value
Density( gcm⁻³ ) 7.93

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