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Product Details, Specifications, and Technical Information

Stainless Balls 440 Grade 100 are high strength, moderately corrosion resistant, with good hardness and wear resistance. After heat treatment, 440 is capable of attaining the highest strength, hardness and wear resistance of all the stainless alloys. It is typically used in rolling element bearing, valve seats, high-quality knife blades, surgical instruments, chisels, gage blocks, cutlery, ball bearings and races, molds and dies, knives, valve components, measuring instruments.
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Dimension Name Specification
Diameter 0.625
Alloy 440c
MTR Availability No
Grade 100
Material Stainless Steel
Shape Ball
Custom Cut Warehouse 0
Weight/Lineal Foot
0.37 pounds
Please note that this data is to be used ONLY FOR REFERENCE, NOT FOR DESIGN, and by using it,you agree that any decisions you make regarding materials for your project are at your own discretion.
Mechanical Properties
Property Value
Melting Point °F 2500 - 2700
Density g/cm^3 8
Brinell Hardness 3000 kg load 615 - 688
Rockwell Hardness C Scale 58 - 62
Electrical Conductivity % IACS 2
Chemistry Information: 440c Stainless Steel
Element Percentage
Fe 80.75
C 1.05 max
Mn 0.4 max
Si 0.4 max
Mo 0.4 max
Cr 17 max
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