Ngā Mea Me Mōhio Koe Mō Ngā Takirere Pūrerehua AWWA

Mō ngā hanganga wai, te maimoatanga wai para, me ngā pūnaha paipa ā-tāone, he iti noa ngā momo takirere e pono ana, e whānuitia ana hoki te whakamahinga pērā i tetakirere pūrerehua AWWAE mōhiotia ana mō te iti o te utu, te ngāwari o te whakahaere, me te roa o te ora mahi, he mea nui te mahi a ēnei takirere ki te whakahaere i te rere o te wai i roto i ngā pūnaha wai whānui. Engari he aha te mea e motuhake ai rātou, ā, me pēhea te whiriwhiri i te mea tika mō tō tono?

I roto i tēnei tuhinga, ka hipokina e mātou ngā mea katoa e hiahia ana koe ki te mōhio mōNgā takirere pūrerehua AWWA—mai i ngā paerewa me te hanganga ki ngā tono me ngā tohutohu kōwhiringa matua.

1. He aha te takirere pūrerehua AWWA

An takirere pūrerehua AWWAhe momo takirere huri-hauwhā i hangaia hei whakahaere, hei wehe rānei i te rere o ngā wai, inā koa i roto i ngā pūnaha wai me ngā pūnaha wai para. Ko te kupu whakarāpopoto "AWWA" e tohu ana i teTe Rōpū Mahi Wai o Amerika, e whakatakoto ana i ngā paerewa mō te hoahoa, te hanga, me te mahi a ngā takirere e whakamahia ana i roto i ngā pūnaha wai ā-tāone me ngā pūnaha wai ahumahi.

Ko te whakatakotoranga tino noa mō ēnei takirere koAWWA C504, e whakamārama ana i ngā whakaritenga mō ngā takirere pūrerehua noho-rapa mai i te 3 inihi (75mm) ki te 72 inihi (1800mm) te whānui.

2. Ngā Āhuatanga Matua o ngā Takirere Pūrerehua AWWA

1. Te Mahi Hauwhā-Tahuri
   Ka huri te kōpae i te 90 nekehanga hei whakatuwhera, hei kati rānei i te ara rere, kia tere ai te mahi me te iti o te ngaronga pēhanga.

2. Noho Manawanui
   Ka whakamahia e ēnei takirere he nohoanga rapa, he nohoanga elastomeric rānei hei whakarite i te hiri piri, hei ārai hoki i te turuturu, ahakoa te whakamahinga roa.

3. Ātete ki te Waikura
   Ka tiakina te tinana takirere me te kōpae mai i te waikura i roto i ngā āhuatanga wai kino e ngā paninga o roto, o waho hoki (he epoxy te nuinga).

4. Hoahoa Kiato
   Ki te whakaritea ki ngā takirere kēti, he mama ake ngā takirere pūrerehua AWWA, ā, he iti ake te wāhi e hiahiatia ana, he mea tino pai mō ngā tāutanga kikī.

5. Te Ora Ratonga Roa
   Mā te tiaki tika, ka roa te mahi a ēnei takirere mō ngā tekau tau, inā koa i roto i ngā tono wai ma.

3.AWWA C504 VS AWWA C516

I aAWWA C504e kapi ana i ngā takirere pūrerehua paerewa e noho ana i te rapa, te mea hou akeAWWA C516ngā wāhitaungā takirere pūrerehua mahi-teitei (HPBV), e tika ana mō ngā tono pēhanga teitei ake me ngā tono uaua ake.

4.Me pēhea te whiriwhiri i te takirere pūrerehua AWWA tika

1. Rahi Paipa me te Whakatauranga Pēhanga
   Tātaitia te rahi me te akomanga o te takirere ki ngā whakaritenga o te pūnaha. E wātea ana ngā takirere AWWA i roto i ngā akomanga pēhanga maha (hei tauira, 150A, 150B).

2. Pāpāho Ratonga
   Whakaūtia te hototahitanga ki te wai, ki te wai para, ki ētahi atu wai rānei.

3. Ngā Tikanga Whakahaere
   Aromātaihia ngā awhe pāmahana, te pēhanga, me te mea e tika ana kia whakawhāitihia, kia wehea rānei.

4. Whakamutua ngā Hononga
   Kei te wātea ngā takirere pūrerehua AWWA me ngā pito he flanged, he awaawa, he hononga ā-mīhini rānei.

5. Tikanga Whakaoho
   Kōwhiria i waenga i te whakahaere taputapu ā-ringa, ngā whakatere hiko, ngā pūnaha hau, waipēhi rānei i runga i ngā hiahia aunoatanga pūnaha.

6. Ngā Tiwhikete
   Me whakarite kia tutuki te takirere i ngā paerewa AWWA, ā, ki te whakamahia i roto i ngā pūnaha wai inu, me whai tiwhikete NSF 61.