Te Hiranga o te Tāuta Tika i ngā Paipa Hauhanga Porowhita
He mea nui te tikanga me ngā taputapu tika mō te tāutanga o ngā raina hau. Ka tīmata te tukanga mā te whakamahere me te ine i ngā mea hei whakatau i te wāhi pai rawa atu mō te paipa hau māori. Ko te mea e whai ake nei ko te whiriwhiri i ngā rauemi e tika ana, tae atu kingā paipa porowhita kua whakapirihia, e tutuki ana i ngā whakaritenga me ngā paerewa e hiahiatia ana.
| Waehere Whakapūmau | API | ASTM | BS | DIN | GB/T | JIS | ISO | YB | SY/T | SNV |
| Tau Raupapa o te Paerewa | A53 | 1387 | 1626 | 3091 | 3442 | 599 | 4028 | 5037 | OS-F101 | |
| 5L | A120 | 102019 | 9711 PSL1 | 3444 | 3181.1 | 5040 | ||||
| A135 | 9711 PSL2 | 3452 | 3183.2 | |||||||
| A252 | 14291 | 3454 | ||||||||
| A500 | 13793 | 3466 | ||||||||
| A589 |
Ka hangaia ngā paipa whakarewa porowhita mā te tukanga e kiia nei ko te whakarewa paipa, arā, ko te whakarewa i ngā rīpene maitai ki te āhua porowhita. Mā tēnei tikanga ka puta he paipa kaha, he pakari, he ātete hoki ki te waikura, ā, he mea pai mō ngā tāutanga paipa hau. Hei tāpiri, kei te wātea ngā paipa whakarewa porowhita i roto i ngā rahi rerekē, ā, ka taea te whakarite kia tutuki ai ngā whakaritenga motuhake o te kaupapa.
I muri i te whiriwhiri i te paipa whakarewa porowhita, ko te mahi e whai ake nei ko te tāuta i te paipa hau. Me mahi tika me te āta whakaaro i tēnei tukanga kia mau ai te haumaru me te whai huatanga o te pūnaha hau. He mea nui ngā tikanga tāutanga tika, pērā i te whakamahi i ngā taputapu tika me te whakatinana i ngā hononga haumaru, hei ārai i ngā turuturu me ētahi atu tūponotanga kino.
He mea nui kia mōhiotia ko te tāutanga o ngā raina hau me mahi anake e ngā tohunga whai tohu kua whakangungua ki te tāutanga raina hau me ngā tikanga haumaru. Mā tēnei ka whakarite kia tutuki te tāutanga i runga anō i ngā paerewa ahumahi me ngā ture ā-rohe, kia whakaitihia ai te mōrearea o ngā aituā me te whakarite kia pono te pūnaha hau.
Haunga te tāutanga tika o ngā raina hau, he mea nui te tiaki me te tirotiro auau hei whakarite i te haumaru me te mahi a tō pūnaha hau. Kei roto i tēnei ko te tirotiro mō ngā turuturu, te waikura me ētahi atu take ka pā kino ki te paipa hau māori. Kia mau tonu te roa me te pono o tō pūnaha hau mā te mahi tirotiro auau me te whakatau wawe i ngā take.
Hei whakamutunga, ko te tāutanga o ngā paipa hau porowhita he wāhanga nui o tētahi kaupapa hanga, whakahoutanga rānei. Mā te whakamahi i ngā rauemi kounga me te whakamahi i ngā tikanga tāutanga tika, ka taea e koe te whakarite i te haumaru me te whai huatanga o tō pūnaha hau. Me mahi te tāutanga o ngā paipa hau e ngā tohunga whai tohu, me te tiaki me te tirotiro auau hei pupuri i te pono o te pūnaha hau. Mā ngā tikanga tika me te aro ki ngā taipitopito, ka taea te whakaoti i te tāutanga o ngā paipa hau māori me te haumaru.






