Kuwona kugwiritsa ntchito kwaChinese flange analumikiza midline agulugufe mavavum’mafakitale monga kumanga ndi kusunga madzi
Vavu yagulugufe yaku China yolumikizidwa ndi midline ndi chida chomwe chimagwiritsidwa ntchito kwambiri powongolera kuthamanga ndi kuthamanga kwa sing'anga yamadzimadzi. M'mafakitale monga kumanga ndi kusunga madzi, ma valve a butterfly apakati amagwiritsidwanso ntchito kwambiri m'madera osiyanasiyana. Nkhaniyi ifufuza momwe mungagwiritsire ntchitoflange yolumikiza midline agulugufe mavavu m'mafakitale monga zomangamanga ndi kusamalira madzi ku China.