摘要 |
<p>Sliding bearing material for mfr. of bearing bushes, thrust washers, etc., comprises a backing layer of steel or stainless steel, over which a 0.1-1.5 mm. thick layer of wrought Cu-Zn alloy is applied by roll cladding. The alloy contains 28-32 wt.% Zn, 0.7-1.3 wt.% Si, and 66-70 wt.% Cu. An intermediate layer of 10-200 mu m Cu or Cu alloy may be included.</p> |