Shipping is free with 150$ purchases! Continental US only.
Menu
8mm Steel Ball - Tight Tolerance - 52100 Chrome Steel - Hardened
$0.86
Also known as chrome steel, 52100 is an extremely hard and wear-resistant material. These balls are often used in bearings. Sold Each.
8mm Steel Ball - Tight Tolerance - 52100 Chrome Steel - Hardened
Sold Each!
2-10 Required Per Blackbox Build (Depends on tool count)
| Material | 52100 Alloy Steel |
| Shape | Ball |
| Shape Type | Balls |
| Diameter | 8mm |
| Diameter Tolerance | -0.0025mm to 0.0025mm |
| Tolerance Rating | Standard |
| Yield Strength | 295,000 psi |
| Fabrication | Cold Worked |
| Heat Treatment | Hardened |
| Hardness | Rockwell C60 |
| Hardness Rating | Very Hard |
| Certificate | Material Certificate with Traceable Lot Number |
| Appearance | Mirror-Like |
| Temperature Range | Not Rated |
| Coefficient of Thermal Expansion | 6.9 × 10-6 |
| Elongation | 11% |
| Material Composition | |
| Aluminum | 0-0.050% |
| Chromium | 1.30-1.60% |
| Copper | 0-0.30% |
| Manganese | 0.25-0.45% |
| Molybdenum | 0-0.10% |
| Nickel | 0-0.25% |
| Oxygen | 0-0.0015% |
| Phosphorus | 0.025% Max. |
| Silicon | 0.15-0.35% |
| Sulfur | 0.025% Max. |
| Iron | Remainder |
52100-8-1
91 Items
Also known as chrome steel, 52100 is an extremely hard and wear-resistant material. These balls are often used in bearings. Sold Each.