Industrial Bearings >>Ball Bearings>>Technical Infomation
Technical Infomation
6000,6200,6300,6400,6700,6800,6900,16000 Series 6000,6200,6300,6800,6900,N,NR,INR Series
Technical Infomation Bearing collar and roller material Bearing vibration noise specification Bearing clearance Bearing tolerance Dustproof Sealing and lubrication
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Bearing collar and roller material The best material for rolling bearing is high carbon chromium bearing steel, which features desired hardness, strong rolling fatigue resistance, wearing resistance and stable dimension. Its chemical composition is:
Chemical composition of bearing steel GCr1
| Element(wt%) | C 0.95-1.05 |
Cr 1.40-1.65 |
Si 0.15-0.35 |
Mn 0.25-0.45 |
P =0.027 |
S =0.02 |
| Element(wt%) | Ni <0.23 |
Cu =0.25 |
Mo =0.1 |
Sn <0.03 |
As <0.04 |
Ti <0.005 |
| Element(wt%) | Sb <0.002 |
Pb <0.002 |
O<0.001 | Al <0.05 |
Ca <0.01 |
- |
Corresponding designation equivalent GCr15
| CHINA | ISO | USA | GERMANY | JAPAN | SWEDEN |
| GCr15 | 683/XVⅡ | 52100 (ASTM) |
100Cr6 (DIN) |
SUJ2 (JIS) |
SKF3 |
| Element(wt%) | C 0.95-1.05 |
Cr 1.40-1.65 |
Si 0.15-0.35 |
Mn 0.25-0.45 |
P =0.027 |
S =0.02 |
| Element(wt%) | Ni <0.23 |
Cu =0.25 |
Mo =0.1 |
Sn <0.03 |
As <0.04 |
Ti <0.005 |
| Element(wt%) | Sb <0.002 |
Pb <0.002 |
O<0.001 | Al <0.05 |
Ca <0.01 |
- |
Staintess steel
| Steel No. | Chemical composition% | ||||||
| C | Si | Mn | P | S | Cr | Mo | |
| AISI-440C | 0.95-1.2 | <1.0 | <1.0 | <0.04 | <0.03 | 16-18 | <0.75 |
