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Bimetal Wrapped Bearings
Bimetal Wrapped Bearings(YF-30)
Features
Steel shell backed with a lead bronze lining bearing material for oil lubricated applications. This material has high load capacity and good fatigue properties. It is widely used in automotive applications such as compressors, steering gear, power steering, pedal bearings, king-pin bushes, tailgate pivots, mechanical handling and lifting equipment, hydraulic motors, agricultural machinery etc.
Chemical Compositions
| Material | Alloy composition | International standard | Alloy hardness |
| YF-30 | JIS-LBC3/SAE-797 | CuPb10Sn10 | HB70-100 |
| YF-31 | JIS-LBC6/SAE-799 | CuPb24Sn4 | HB45-70 |
| YF-32 | JIS-KJ3/SAE-48 | CuPb30 | HB30-45 |
| YF-33 | JIS-AJL/SAE-783 | AISn20Cu | HB30-40 |
Tech. Data
| Max. load | Static | 120N/mm2 | Alloy hardness | 240N/mm2 |
| Dynamic | 60N/mm2 | Temp. | -40℃~+250℃ | |
| Max. speed(Lubricated) | 2m/s | Friction coefficient | 0.08~0.20 | |
| Max. PV | 2.8N/mm2*m/s | Thermal conductivity | 60W(m*k)-1 | |
| Breaking Load | 350N/mm2 | Coef. of thermal expansion | 14*10-6*k-1 | |
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| Contact | |
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Address: 2370 Yueluo Road, |
| Baoshan District,Shanghai | |
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Tel：0086-21-5187 2627 |
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Fax：0086-21-5686 6975 |
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Zip code：201908 |
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E-mail：steven@yifeng.cc |
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| sales@yifeng.cc |
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URL：http://www.yifeng.cc |
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