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20
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CuPb20Sn5
Norms CC497K, EN 1982, NFA 53707
Production technique Continous casting, Centrifugal casting
Chemical composition | Mechanical characteristics | ||||||||||||||||||||||||||||
Cu | Sn | Pb | Zn | P | Al | Ni | Fe | Mn | Si | Other | Rm | Rp | A% | HB | Density | ||||||||||||||
Reste | 4,0-6,0 | 18-23 | ≤2 | ≤0,1 | ≤0,01 | 0,5-2,5 | ≤0,25 | ≤0,2 | ≤0,01 | ≤0,1 | ≥170 | ≥80 | ≥6 | ≥80 | 9.3 |
Description
Excellent friction properties even in case of imperfect lubrication. Recommended for frequent starts and stops. Low lubrication. Speed <14M / S. Allowable load 10 MPa.
Application
Bearings