Centerline butterfly valve, single eccentric butterfly valve, double eccentric butterfly valve a me triple eccentric butterfly valve, ua hoʻololi kēia mau ʻano o nā ʻano ʻano o nā ʻano ʻano o nā ʻano ʻano o nā ʻano ʻano o nā ʻano ʻano o nā ʻano o nā ʻano ʻano o nā ʻano o nā ʻano o nā ʻano ʻano o nā ʻano ʻano o nā ʻūhā lele e hoʻololi i ka hoʻopaʻa ʻana a me ka wehe ʻana i ke kūlana ma o ka hoʻonohonoho ʻana i ke kūlana o ka pahu pahu pahu.Ma lalo o nā kūlana like, ʻo ke kihi rotation ...