He mea hilinaʻi ka ʻōnaehana piping grooved a ʻoi aku ka wikiwiki o ka hoʻokomo ʻana ma mua o ka wili, threading a flanging paha, e hopena i ke kumu kūʻai haʻahaʻa loa. Hiki ke hoʻohana ʻia e kūpono i ka paipu maʻamau me nā ʻoki ʻoki a i ʻole ka paipu paia maʻamau a me ka māmā me nā ʻāpana ʻōwili. Hana maikaʻi nā hui ʻana ma lalo o ke kaomi a me ka vacuum. Loaʻa nā hui no ka ʻōnaehana maʻalahi a paʻa. Hoʻopili ʻia ka hoʻopaʻa ʻana i ka hopena i ka AWWA C606 cut groove standard Hāʻawi ʻia nā huahana me ka RAL 3000 alkyl enamel rust preventive pena e like me ka mea maʻamau a me ka uhi galvanized wela i loaʻa ke koho.
Ka manawa hoʻouna: Feb-11-2022