Kei roto i ngā kōpura wetewete ngā muka i hangaia ki te kirihou tauwehe teitei. Ka whakakīia ngā ngongo ki te matū ārai-wai. Ka whakanohoia te waea maitai, ka pania ki te polyethylene mēnā e tika ana, ki waenganui o te matua hei mema kaha. Ka herea ngā ngongo ki te mema kaha hei hanga i te matua taura. Ka tāpirihia he rīpene whakakikoruatia konumohe ki te matua taura, ka whakakīia ki te matū whakakī hei tiaki i te urunga mai o te wai. Ka whakaputahia he paparanga polyethylene hei uhi o roto. I muri i te paninga roa o te PSP ki runga i te uhi o roto, ka oti te taura me te uhi o waho PE.
He kōwhiringa katoa o te hanganga aukati wai, e whakarato ana i te mahi pai o te aukati makuku me te aukati wai;
Ko ngā ngongo wetewete motuhake kua whakakiia ki te kirikiri ka whakarato i te tiaki muka whatu tino pai.
Waea maitai phosphate ātete ki te waikura me te modulus teitei hei mema kaha pokapū
Mā te rīpene konumohe whakarara me te rīpene maitai ka ātete ki te kuru.
Mā te tino whakahaere i ngā mahi toi me ngā rauemi mata ka taea te roa o te ora o te taputapu neke atu i te 30 tau.
Taupānga: te whakawhiti kōrero mō te wā roa me te hanga whatunga whakawhitiwhiti kōrero;
Tāutanga: tanumia tika;
Pāmahana whakahaere: -40~+70℃;
Pūtoro piko: pūmau 10*D/ Hihiri25*D.
| Te maha o ngā muka | Diameter ingoa (mm) | Taumaha ingoa (kg/km) | Te muka mōrahi mō ia ngongo | TAU (Ngā Ngongo +whakakī) | Kawenga kume e whakaaetia ana (N) (wā poto/wā roa ) | Ātete kuru e whakaaetia ana (N/10cm) (wā poto/wā roa ) |
| 2~36 | 13.9 | 202 | 6 | 6 | 3000/1000 | 3000/1000 |
| 38~72 | 15.1 | 241 | 12 | 6 | 3000/1000 | 3000/1000 |
| 74~96 | 17.1 | 290 | 12 | 8 | 3000/1000 | 3000/1000 |
| 98~120 | 18.6 | 333 | 12 | 10 | 3000/1000 | 3000/1000 |
| 122~144 | 20.2 | 381 | 12 | 12 | 3000/1000 | 3000/1000 |
| >144 | E wātea ana i runga i te tono a te kiritaki | |||||