Hāʻawi ka Papa 2 o AWWA C207-18 i nā kikoʻī no nā flanges apo papa D. ʻO AWWA C207-18 kahi maʻamau i paʻi ʻia e ka American Water Works Association (AWWA) e hōʻike ana i nā ana a me nā ʻae ʻana no nā flanges paipu kila i hoʻohana ʻia i nā ʻōnaehana wai.
Hoʻolālā ʻia nā flanges apo papa D no ka hoʻohana ʻana me ka paipu kila no nā lawelawe me ka haʻahaʻa a kiʻekiʻe. Hoʻohana maʻamau kēia mau flanges i ka wai a me nā noi wai ʻino kahi i ʻoi aku ka kiʻekiʻe o nā kaomi hana ma mua o nā flanges Class B.
Hōʻike ka Papa 2 i nā ana like ʻole no nā flanges papa D e like me ke anawaena pōʻai pōʻai, ka helu o nā puka bolt, ke anawaena o ka puka bolt, ka mānoanoa flange, ka lōʻihi o ka hub, a me nā ana e kū ana. ʻO kēia mau kikoʻī e hōʻoia i ka hana ʻana o nā flanges i nā kūlana i koi ʻia a hōʻoia i ka alignment kūpono a me ka sila ʻana i ka wā e pili ana i nā ʻōnaehana paipu.
Hana ʻia nā flanges apo papa D mai ke kila kalapona a i ʻole ke kila kila a hiki iā ia ke kū i nā koina hana kiʻekiʻe o nā ʻōnaehana hoʻohele wai. Hoʻolālā ʻia nā flanges e hāʻawi i kahi pilina hilinaʻi a me ka leak-leak ma waena o nā paipu, nā valve, a me nā mea pono i nā noi wai.
I ka hōʻuluʻulu ʻana, ʻo ka papa D ring flanges e like me ka mea i ʻōlelo ʻia ma ka Papa 2 o AWWA C207-18 he mau mea koʻikoʻi i nā ʻōnaehana hoʻohele wai, e hāʻawi ana i kahi pilina paʻa a paʻa no nā ʻōnaehana paipu i nā mea kanu hoʻomaʻemaʻe wai, nā wahi wai ʻino, a me nā ʻoihana wai kūloko.
