Kukho iindidi ezisixhenxe zomphezulu wokutywina we-flange: ubuso obugcweleyo FF, ubuso obuphakanyisiweyo be-RF, ubuso obuphakanyisiweyo M, ubuso be-concave FM, ubuso be-tenon T, ubuso be-groove G, kunye ne-ring joint face RJ.Phakathi kwazo, inqwelomoya epheleleyo i-FF kunye ne-convex RF zisetyenziswa ngokubanzi, ngoko ke ziyaziswa kwaye zahlulwa ngokweenkcukacha.FF ubuso obugcweleyo Qhubeka...
Funda ngokugqithisileyo