He mea nui ngā takirere pūrerehua mō te whakahaere i te rere o ngā paipa i roto i ngā momo ahumahi. I roto i ngā momo rerekē e wātea ana, ko ngā takirere pūrerehua wafer me flange me ngā takirere pūrerehua kotahi-flange te mea e tū motuhake ana mō ō rātou āhuatanga me ngā whakamahinga ahurei. I roto i tēnei tātari whakatairite, ka tūhuratia e mātou te hoahoa, te mahi, ngā painga, me ngā herenga o ēnei momo e toru kia mārama ai tō rātou pai ki ngā āhuatanga rerekē.
Tuhipoka: Kei konei mātou e kōrero ana mō te Waenganui o te Takirere,Takirere Kōpikopiko.
TAHI. Kupu Whakataki
1. He aha te takirere pūrerehua wafer?
Takirere Pūrerehua AngiangiKua hangaia tēnei momo takirere kia tāutahia ki waenganui i ngā pīrere paipa e rua, ko te nuinga he pīrere wafer. He āhua angiangi tōna me te pereti takirere e hurihuri ana i runga i te pou hei whakahaere i te rere.
Ngā painga o te takirere pūrerehua wafer:
· He poto te hanganga o te takirere pūrerehua momo-wafer, arā, he angiangi te hanganga, ā, he tino pai mō ngā taiao he iti te wāhi.
· Ka whakaratohia he katinga piripono, ā, he pai mō ngā pūnaha he iti ki te waenga te pēhanga e hiahiatia ana.
· Ko te painga matua o te takirere pūrerehua wafer ko tōna hoahoa kiato.
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2. He aha te takirere pūrerehua flange?
takirere pūrerehua flangeHe hononga whakauru kei ngā taha e rua o te takirere pūrerehua flange, ā, ka taea te whakapiri tika i waenganui i ngā flange i roto i te paipa. Ki te whakatauritea ki ngā takirere pītiti, he roa ake te roa o te hanganga.
Ngā painga o te takirere pūrerehua flange:
· He pito pūmau tō te takirere pūrerehua flange e herea tika ana ki te flange paipa. Ka whakanui ake tēnei hoahoa i te pakari me te pumau, ka pai mō ngā tono ngaohiko teitei e tino hiahiatia ana ngā hononga haumaru.
· He māmā ake hoki te tāuta me te wetewete i ngā takirere pūrerehua flange, ā, ka māmā ake te tiaki me te penapena utu.
· Ka taea te tāuta i te takirere pūrerehua flange ki te pito o te paipa, ā, ka taea te whakamahi hei takirere mutunga.
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3. He aha te takirere pūrerehua kotahi-flange?
Te hanganga o tetakirere pūrerehua flange kotahiKo te take he kotahi te flange kei waenganui roa o te tinana takirere, me whakamau ki te flange o te paipa me ngā pūtu roa.
Ngā painga o te takirere pūrerehua flange kotahi:
· He rite tōna roa ki te roa o te hanganga o tētahi takirere pūrerehua kua whakakōpiritia, ā, he iti noa te wāhi e nohoia ana.
· He rite ngā āhuatanga hononga pūmau ki ērā o ngā takirere pūrerehua flange.
· He pai mō ngā pūnaha pēhanga waenga me te iti.
RUA. te rerekētanga
1. Ngā paerewa hononga:
a) Takirere pūrerehua angiangi: Ko tēnei takirere he paerewa hononga-maha te tikanga, ā, ka taea te hototahi ki te DIN PN6/PN10/PN16, ASME CL150, JIS 5K/10K, me ētahi atu.
b) Reera pūrerehua flange: he hononga paerewa kotahi te tikanga. Whakamahia noa ngā hononga flange paerewa e rite ana.
c) Takirere pūrerehua kotahi te flange: he hononga paerewa kotahi te tikanga.
2. Awhe rahi
a) Takirere pūrerehua angiangi: DN15-DN2000.
b) Takirere pūrerehua flange: DN40-DN3000.
c) Takirere pūrerehua kotahi-flange: DN700-DN1000.
3. Tāutanga:
a) Te tāutanga o ngā takirere pūrerehua wafer:
He tino māmā te tāutanga nā te mea ka taea te whakanoho ki waenganui i ngā parirau e rua mā te whakamahi i ngā pūtu roa e whā. Ka haere ngā pūtu mā roto i te parirau me te tinana takirere, ā, mā tēnei whakatakotoranga ka taea te tāuta me te tango tere.
b) Te tāutanga o te takirere pūrerehua flange:
Nā te mea he āputa whakauru kei ngā taha e rua, he nui ake ngā takirere āputa, ā, he nui ake te wāhi e hiahiatia ana. Ka whakapirihia tika ki te āputa paipa mā te whakamahi i ngā pou poto.
c) Te tāutanga o te takirere pūrerehua flange kotahi:
e hiahiatia ana he pūtu roa, he rua ngā pane, e piri ana ki waenganui i ngā parirau e rua o te paipa. Kei te ripanga i raro nei te maha o ngā pūtu e hiahiatia ana.
| DN700 | DN750 | DN800 | DN900 | DN1000 |
| 20 | 28 | 20 | 24 | 24 |
4. Utu:
a) Takirere pūrerehua angiangi: Ki te whakatauritea ki ngā takirere flange, he iti ake te utu o ngā takirere angiangi. Nā te poto o te hanga, he iti ake ngā rauemi e hiahiatia ana, ā, e whā noa ngā pūtu e hiahiatia ana, ā, ka whakaitihia ngā utu hanga me te tāutanga.
b) Takirere Pūrerehua Flange: He nui ake te utu o ngā takirere flange nā te mea he pakari te hanganga me te flange whakauru. Ko ngā pūtu me te tāutanga e hiahiatia ana mō ngā hononga flange ka hua ake he utu nui ake.
c) Takirere pūrerehua kotahi-flange:
Kotahi te iti iho o te flange o te takirere pūrerehua kotahi-flange i te takirere pūrerehua rua-flange, ā, he māmā ake te tāutanga i te takirere pūrerehua rua-flange, nō reira kei waenganui te utu.
5. Taumata pēhanga:
a) Takirere pūrerehua wafer: Ki te whakatauritea ki te takirere flange, he iti ake te taumata pēhanga e tika ana mō te takirere pūrerehua wafer. He pai mō ngā tono PN6-PN16 ngaohiko iti.
b) Takirere pūrerehua flange: Nā tōna hanganga totoka me te flange whakauru, he pai te takirere flange mō ngā taumata pēhanga teitei ake, PN6-PN25, (ka taea e ngā takirere pūrerehua hiri-mārō te eke ki te PN64, teitei ake rānei).
c) Takirere pūrerehua kotahi te flange: i waenganui i te takirere pūrerehua wafer me te takirere pūrerehua flange, e tika ana mō ngā tono PN6-PN20.
6. Taupānga:
a) Te Takirere Pūrerehua Wafer: He mea whakamahi noa i roto i ngā pūnaha HVAC, i ngā tipu maimoatanga wai me ngā tono ahumahi pēhanga iti ina he iti te wāhi, ā, he mea nui te whai huatanga o te utu. Hei whakamahi i roto i ngā pūnaha paipa ina he iti te wāhi, ā, he pai te hekenga o te pēhanga iti. Ka whakaratohia he whakahaere rere tere, whai hua hoki i te utu iti iho i ngā takirere flanged.
b) Takirere pūrerehua flange: Ka whakamahia ngā takirere flange i roto i ngā ahumahi pēnei i te hinu me te hau, te tukatuka matū me te whakaputa hiko, he mea nui ngā taumata pēhanga teitei me te mahi hiri pai rawa atu. Nā te mea ka taea e ngā takirere pūrerehua flange te tuku i ngā taumata pēhanga teitei ake me te hiri pai ake me ngā hononga kaha ake. Ā, ka taea te tāuta i te takirere pūrerehua flange ki te pito o te paipa.
c) Takirere pūrerehua kotahi-flange:
Ko ngā takirere pūrerehua flange kotahi e whakamahia whānuitia ana i roto i ngā pūnaha tuku wai tāone, ngā pūnaha ahumahi pēnei i ngā matū, ngā hua hinu me ngā wai para ahumahi, te whakahaere i te wai whakamahana, te wai whakamatao rānei i roto i ngā pūnaha HVAC, te maimoatanga wai para, ngā ahumahi kai me te inu me ētahi atu mara.
TORU. hei whakamutunga:
He painga motuhake tō ngā takirere pūrerehua wafer, ngā takirere pūrerehua flange me ngā takirere pūrerehua flange kotahi, ā, he pai mō ngā tono rerekē. He pai ngā takirere pūrerehua wafer mō ō rātou roa hanganga poto, hoahoa kiato, mahi utu nui me te ngāwari o te tāutanga. He pai hoki ngā takirere pūrerehua flange kotahi mō ngā pūnaha pēhanga reo me te iti me te iti o te wāhi nā ō rātou hanganga poto. Ko ngā takirere flange, i tētahi atu taha, he tino pai ki ngā tono pēhanga teitei e hiahia ana ki te mahi hiri pai me te hanganga pakari, engari he nui ake te utu.
I roto i te poto, ki te mea he iti te āputa o te paipa, ā, he iti te pēhanga o te pūnaha DN≤2000, ka taea e koe te whiriwhiri i te takirere pūrerehua wafer;
Mena he iti te āputa o te paipa, ā, he reo te pēhanga, he iti rānei, 700≤DN≤1000, ka taea e koe te whiriwhiri i tētahi takirere pūrerehua kotahi te flange;
Mena he rawaka te āputa o te paipa, ā, he reo, he iti rānei te pēhanga o te pūnaha DN≤3000, ka taea e koe te whiriwhiri i te takirere pūrerehua flange.