| 摘要 |
<p>Aluminum alloy grating article and method of its manufacture, the aluminum alloy grating article being obtained by resistance projection welding of intersecting component elements (1, 4) provided with longitudinal welding projections (3, 5), the contact surfaces (S1 , S2 )of the welding projections (3, 5) of a pre-determined width and being free of aluminum oxides, and the welding projections (3, 5) of the component elements having a cross-section similar to a trapezoid with the ratio of the base lengths a/b ranging from about 0.25 to about 0.75 and the legs (c, d) being inclined at an angle ranging from about 20° to about 60°.</p> |
