1. Dị ka ọkọlọtọ nke ụlọ ọrụ mmepụta ihe, ụdị flange bụ: ụdị efereflange gbadoro anya, butt-welded flange, integral flange, butt-welded mgbanaka-efere ụdị rụrụ aka uwe flange, ewepụghị-welded mgbanaka-efere ụdị rụrụ aka uwe flange, flanged mgbanaka-efere ụdị rụrụ arụ.flange aka uwe, mkpuchi flange.
2. Ụdị flangedị ka ụlọ ọrụ kemịkalụ si dị: efere efereịgbado ọkụ flange(PL), nwere larịịịgbado ọkụ olu flange(SO), integral flange (Ọ BỤRỤ), eri eri flange dayameta (Th), na (WN) butt ịgbado ọkụ flange,oghere ịgbado ọkụ flange(SW), mgbanaka ịgbado ọkụ na-adịghị mma (PJ/SE),ewepụghị ịgbado ọkụ mgbanaka rụrụ flange(PJ/RJ), mkpuchi flange (BL), mkpuchi flange (BL (S)).
3. Dị ka ọkọlọtọ mba, ụdị flange bụ: ụdị efere dị larịịịgbado ọkụ flange, olu dị larịịịgbado ọkụ flange, n'oluịgbado ọkụ flange, integral flange, eriri eriri, olu oghere ịgbado ọkụ flange, butt ịgbado ọkụ mgbanaka olu rụrụ aka uwe flange, butt ịgbado ọkụ mgbanaka efere ụdị rụrụ aka uwe flange, flanges mgbanaka efere ụdị rụrụ aka uwe flange, flanges.
4. Dị ka ọkọlọtọ nke petrochemical ụlọ ọrụ, flanges nwere ike kewaa n'imeflanges ewepụghị welded(SO), flanges butt-welded (WN), flanges threaded (PT), oghere welded flanges (SW), flanges na-esighị ike (LJ), na okpu flange (anaghị akọwapụta ya na tebụl).