| 摘要 |
Sealing joint for assembling a male end 10 of a cast pipe and a fitting 2 of another cast pipe, comprising an elastic sealing lining 4, capable of being radially clamped between the male end 10 and the fitting 2, as well as a centring means 19; the latter is an elastic ring with a cylindrical internal surface and a frustoconical external surface 11 provided with coaxial channels 13, 14, 15 adapted in order to receive an entry bead 6 for the fitting of corresponding diameter, and the ring 19 comprises tabs 21 radially inclined towards the inside projecting with respect to the internal surface and which come to elastically apply the external surface 11 against the entry bead 6. <IMAGE>
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