Chrome Steel Balls are
made with a
through hardness of RC 60 to 67.
| Carbon | 0.98 to 1.10% |
| Manganese | 0.25 to 0.45% |
| Silicon | 0.15 to 0.35% |
| Phosphorus | Maximum of 0.025% |
| Sulfur | Maximum of 0.025% |
| Chromium | 1.30 to 1.60% |
| Molybdenum | Maximum of 0.10% |
| Nickel | Maximum of 0.25% |
| Copper | Maximum of 0.35% |
| Tensile strength | 325,000 psi |
| Yield strength | 295,000 psi |
| Elongation in two inches | 5% |
| Reduction in area | 8% |
| Modulus of elasticity | 29,500,000 psi |
| Density | 0.283 lb./cu. in. |
Stainless Steel Balls
AISI 440C
corrosion resistant, hardened steel balls
are made with a through hardness from RC 58 to 65.
| Carbon | 0.95 to 1.20% |
| Manganese | Maximum of 1.00% |
| Silicon | Maximum of 1.00% |
| Phosphorus | Maximum of 0.045% |
| Sulfur | Maximum of 0.030% |
| Chromium | 16.00 to 18.00% |
| Molybdenum | Maximum of 0.75% |
| Nickel | Maximum of 0.75% |
| Copper | Maximum of 0.50% |
| Tensile strength | 285,000 psi |
| Yield strength | 275,000 psi |
| Elongation in two inches | 2% |
| Reduction in area | 10% |
| Modulus of elasticity | 29,000,000 psi |
| Density | 0.277 lb./cu. in. |
Stainless Steel Hollow Balls
Hollow balls are
utilized in weight sensitive applications in some
cases requiring a combination of high surface hardness with material
fracture toughness. Typical applications include aircraft ball transfer
units, liquid float systems, and custom ball valves.
| Carbon | 0.60 to 0.75% |
| Manganese | Maximum of 1.00% |
| Phosphorus | Maximum of 0.040% |
| Sulfur | Maximum of 0.030% |
| Silicon | Maximum of 1.00% |
| Chromium | 16.00 to 18.00% |
| Molybdenum | Maximum of 0.75% |
Accent Bearings Co. Inc.
367 -G South Rohlwing Road
Addison, Illinois 60101
(630) 916-1930
Fax
(630) 916-7740
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