Zoyenera kusapanga dzimbiri A403 WP321 ASME B16.9 kuchepetsa tees
Kuwala kumatha kukhala mbale yophimba kapena kutseka kumapeto kwa chitoliro. Izi zimatchedwa Flange ya wakhungu. Chifukwa chake, zojambulazo zimawonedwa ngati zigawo zamkati zomwe zimagwiritsidwa ntchito pothandizira makina.
Chingwe chimakhala chokwera, milomo kapena rim, kunja kwa zakunja kapena mkati, zomwe zimathandiza kuwonjezera mphamvu (monga mtengo wamtambo kapena t-bat); Kuti mulumikizidwe mosavuta \ / kusamutsa kwa kulumikizana ndi chinthu china (monga chowala kumapeto kwa chitoliro, scal cylinder, etc., kapena pamunda wa mandala); kapena pokhazikitsa ndikuwongolera mayendedwe a makina kapena mbali zake (monga tambala mkati mwagalimoto kapena gudumu la tram, zomwe zimapangitsa mawilo kuti asamayendetse njanji). Mawu akuti "Flange" imagwiritsidwanso ntchito ngati chida chogwiritsidwa ntchito chopanga ma flanges.