Flange eriri obodo
Ọkọlọtọ mba: GB/T9112-2010 (GB9113·1-2010～GB9123·4-2010)
Ụkpụrụ ụlọ ọrụ nke ụlọ ọrụ kemịkalụ: HG5010-52～HG5028-58, HGJ44-91～HGJ65-91, usoro HG20592-2009, usoro HG20615-2009
Ụkpụrụ nke igwe: JB81-59～JB86-59, JB/T79-94～JB/T86-94, JB/T74-1994
Ụkpụrụ arịa nrụgide: JB1157-82～JB1160-82, NB/T47020-2012～NB/T47027-2012, B16.47A/B B16.39 B16.
Usoro mmepụta flange:
Usoro ịgha n'ozuzu na-enwe usoro ndị a, ya bụ, ịhọrọ bllet nchara dị elu maka ịkpụ, kpo oku, ịkpụ na oyi mgbe a kpụchara ya.Ụzọ usoro adịgboroja gụnyere ịrọ akpụ n'efu, ịhịa anwụ anwụ na ịkpụ akpụkpọ anụ.N'oge mmepụta, họrọ ụzọ dị iche iche dị iche iche dịka ịdị mma nke forgings na ọnụ ọgụgụ nke mmepụta ihe.
N'ihi na flange nwere ezi keukwu arụmọrụ, ọ na-ọtụtụ-eji na isi oru dị ka chemical ụlọ ọrụ, ewu, mmiri ọkọnọ, drainage, mmanụ ala, ìhè na arọ ụlọ ọrụ, refrigeration, ịdị ọcha, plumbing, ọkụ nchebe, eletriki ike, aerospace, shipbuilding. wdg.
