BEARING QUALITY STEEL WIRE
Bearing Steel Wire used by the bearing Industry for the manufacture of rolling elements of various types of bearing which find there ultimate use in various automotive and industrial applications.
Due to their applications, the manufacturing quality standards are very stringent and vigilant inspections are carried out at all stages to ensure an almost “Zero Defect” product. The process parameters for this product has been standardized and perfected with experience of over three decades and are continually upgraded with time as per the needs of the industry.
Bearing Steel Wire is one of the principal products of the company and is manufactured under precise quality control parameters to the exacting needs of the esteemed customers. It is supplied to all leading bearing manufacturers and their related ancillaries in India along with the international markets of the USA and Spain.
| SIZE RANGE | 2.00 mm – 18.00 mm |
| COIL WEIGHT | 1000 kgs. Approximately (Min. 200 kgs; Max 800 kgs) |
| PACKAGING | The wire will be lightly oiled and wrapped in polythene followed by Hessian. Each coil will be lightly strapped with steel straps |
| SPECIFICATIONS | SAE 52100 Annealed and Drawn and as per customers’ specification |
Chemical Composition
| Element | C | Si | Mn | S | P | Cr | O | Ni |
| Unit | % | % | % | % | % | % | ppm | % |
| Min | 0.98 | 0.15 | 0.25 | – | – | 1.40 | – | – |
| Max | 1.10 | 0.35 | 0.45 | 0.15 | 0.25 | 1.60 | 15 | 0.25 |
Non-Metallic Inclusion
| Type | A | B | C | D |
| Thin | 2.0 | 1.5 | 0.0 | 0.5 |
| Heavy | 1.5 | 0.5 | 0.0 | 0.5 |
Metallurgical Properties
| Pearlite Amount | less than 3.1 | Complete Decarb | nil |
| Carbide Size | 2.1 – 2.3 | Partial Decarb | 0.030 mm max [30 microns max] |
| Carbide Network | 4.2 / 5.2 | Spherodisation | 100% |
| Carbide Band | 6.1 / 7.2 | Grain Size | 8 and finer |
Physical Properties
| Tensile Strength | 70 to 100 kg per sq mm | Tolerance | [+] [-] 0.03 mm |
| Size Range | 1.00 mm to 18.00 mm | Ovality | 50% of tolerance |
| Coil Weight | 150 kgs to 1000 kgs | Coil I. D. | 300 mm to 1000 mm |