Model Number: XYB---AISI440C-1/4" Brand Name: XYB Key Specifications/Special Features: Taian Xinyuan Precision Steel Ball Manufacturing Co.,Ltd AISI 440C Stainless Steel Ball Feature 440C balls are a martensitic-type stainless steel, give maximum hardness with good corrosion resistance to fresh water, steam, crude oil, gasoline, perspiration, alcohol, blood and food environment. In addition this material is Ferro-magnetic and makes a fair permanent magnet. Balls are deep freeze stabilized after heat treatment. Hardness Modern heat treating facilities, complete with controlled atmosphere and temperature, corrosion resistant, hardened steel balls are made with a through hardness from HRC 58 to 65. Size available
precision grade 3.175mm (1/8") to 25.4mm (1")

G10-G1000 Application Moderate loads and allow rotating parts, for example: castors, conveyors, roller skates, drawer slides, seat slides, bicycles, etc. Material conversion USA GER FRA ITA 420C 1.4034 Z34C14 X46Cr13 Chemical composition C Si Mn P S Cr 0.43-0.50% 1.00% max. 1.00% max. 0.040% max. 0.030% max. 12.5-14.5% Mechanical properties Tensile Strength Yield Strength Modulus of Elasticity Density 285,000 psi 275,000 psi 29,000,000 psi 0.277 lb/cu.in All standard steel balls are always in stock and ready for immediate off-the-shelf delivery. If your application calls for customizedballs, send us your specifications and we’ll gladly meet them.